diff --git a/src/AbstractImage.cpp b/src/AbstractImage.cpp
index 4194431c2..de0e9929c 100644
--- a/src/AbstractImage.cpp
+++ b/src/AbstractImage.cpp
@@ -16,6 +16,8 @@
 #include "AbstractImage.h"
 #include "TypeTraits.h"
 
+using namespace std;
+
 namespace Magnum {
 
 size_t AbstractImage::pixelSize(Components format, ComponentType type) {
diff --git a/src/AbstractImage.h b/src/AbstractImage.h
index f32b17e03..e310ff00a 100644
--- a/src/AbstractImage.h
+++ b/src/AbstractImage.h
@@ -268,7 +268,7 @@ class MAGNUM_EXPORT AbstractImage {
          * @param components        Color components
          * @param type              Data type
          */
-        static size_t pixelSize(Components components, ComponentType type);
+        static std::size_t pixelSize(Components components, ComponentType type);
 
         /**
          * @brief Constructor
diff --git a/src/Buffer.h b/src/Buffer.h
index 5a35d152b..a7ff8df08 100644
--- a/src/Buffer.h
+++ b/src/Buffer.h
@@ -250,7 +250,7 @@ class Buffer {
          * setData(GLsizeiptr, const GLvoid*, Usage).
          * @see setData(Target, GLsizeiptr, const GLvoid*, Usage)
          */
-        template<size_t size, class T> inline void setData(const T(&data)[size], Usage usage) {
+        template<std::size_t size, class T> inline void setData(const T(&data)[size], Usage usage) {
             setData(_defaultTarget, data, usage);
         }
 
@@ -291,7 +291,7 @@ class Buffer {
          *
          * @see setData(Target, GLsizeiptr, const GLvoid*, Usage)
          */
-        template<size_t size, class T> inline void setData(Target target, const T(&data)[size], Usage usage) {
+        template<std::size_t size, class T> inline void setData(Target target, const T(&data)[size], Usage usage) {
             setData(target, size*sizeof(T), data, usage);
         }
 
@@ -330,7 +330,7 @@ class Buffer {
          * setSubData(GLintptr, GLsizeiptr, const GLvoid*).
          * @see setSubData(Target, GLintptr, GLsizeiptr, const GLvoid*)
          */
-        template<size_t size, class T> inline void setSubData(GLintptr offset, const T(&data)[size]) {
+        template<std::size_t size, class T> inline void setSubData(GLintptr offset, const T(&data)[size]) {
             setSubData(_defaultTarget, offset, data);
         }
 
@@ -370,7 +370,7 @@ class Buffer {
          * setSubData(Target, GLintptr, GLsizeiptr, const GLvoid*).
          * @see setSubData(Target, GLintptr, GLsizeiptr, const GLvoid*)
          */
-        template<size_t size, class T> inline void setSubData(Target target, GLintptr offset, const T(&data)[size]) {
+        template<std::size_t size, class T> inline void setSubData(Target target, GLintptr offset, const T(&data)[size]) {
             setSubData(target, offset, size*sizeof(T), data);
         }
 
diff --git a/src/Context.h b/src/Context.h
index f603889b1..820b998e5 100644
--- a/src/Context.h
+++ b/src/Context.h
@@ -76,12 +76,12 @@ class MAGNUM_EXPORT Extension {
     private:
         /* GCC 4.6 doesn't like const members, as std::vector doesn't have
            proper move semantic yet */
-        size_t _index;
+        std::size_t _index;
         Version _requiredVersion;
         Version _coreVersion;
         const char* _string;
 
-        inline constexpr Extension(size_t index, Version requiredVersion, Version coreVersion, const char* string): _index(index), _requiredVersion(requiredVersion), _coreVersion(coreVersion), _string(string) {}
+        inline constexpr Extension(std::size_t index, Version requiredVersion, Version coreVersion, const char* string): _index(index), _requiredVersion(requiredVersion), _coreVersion(coreVersion), _string(string) {}
 };
 
 /**
diff --git a/src/DimensionTraits.h b/src/DimensionTraits.h
index d5c3a15aa..fe188f2b3 100644
--- a/src/DimensionTraits.h
+++ b/src/DimensionTraits.h
@@ -24,7 +24,7 @@
 namespace Magnum {
 
 namespace Math {
-    template<size_t, class> class Vector;
+    template<std::size_t, class> class Vector;
     template<class> class Vector2;
     template<class> class Vector3;
 
diff --git a/src/Extensions.h b/src/Extensions.h
index 44385b8be..8fd0cadf5 100644
--- a/src/Extensions.h
+++ b/src/Extensions.h
@@ -38,7 +38,7 @@ namespace Extensions {
 #ifndef DOXYGEN_GENERATING_OUTPUT
 #define _extension(prefix, vendor, extension, _requiredVersion, _coreVersion) \
     struct extension {                                                      \
-        enum: size_t { Index = __LINE__-1 };                                \
+        enum: std::size_t { Index = __LINE__-1 };                                \
         constexpr static Version requiredVersion() { return Version::_requiredVersion; } \
         constexpr static Version coreVersion() { return Version::_coreVersion; } \
         constexpr static const char* string() { return #prefix "_" #vendor "_" #extension; } \
diff --git a/src/Math/Algorithms/GaussJordan.h b/src/Math/Algorithms/GaussJordan.h
index a3e9fafb4..2778fa5c2 100644
--- a/src/Math/Algorithms/GaussJordan.h
+++ b/src/Math/Algorithms/GaussJordan.h
@@ -48,7 +48,7 @@ class GaussJordan {
          * and the final backsubstitution is done only on @p t, as @p a would
          * always end with identity matrix anyway.
          */
-        template<size_t size, size_t rows, class T> static bool inPlaceTransposed(RectangularMatrix<size, size, T>& a, RectangularMatrix<size, rows, T>& t);
+        template<std::size_t size, std::size_t rows, class T> static bool inPlaceTransposed(RectangularMatrix<size, size, T>& a, RectangularMatrix<size, rows, T>& t);
 
         /**
          * @brief Eliminate in place
@@ -56,7 +56,7 @@ class GaussJordan {
          * Transposes the matrices, calls inPlaceTransposed() on them and then
          * transposes them back.
          */
-        template<size_t size, size_t cols, class T> static bool inPlace(RectangularMatrix<size, size, T>& a, RectangularMatrix<cols, size, T>& t) {
+        template<std::size_t size, std::size_t cols, class T> static bool inPlace(RectangularMatrix<size, size, T>& a, RectangularMatrix<cols, size, T>& t) {
             a = a.transposed();
             RectangularMatrix<size, cols, T> tTransposed = t.transposed();
 
@@ -69,11 +69,11 @@ class GaussJordan {
         }
 };
 
-template<size_t size, size_t cols, class T> bool GaussJordan::inPlaceTransposed(RectangularMatrix<size, size, T>& a, RectangularMatrix<size, cols, T>& t) {
-    for(size_t row = 0; row != size; ++row) {
+template<std::size_t size, std::size_t cols, class T> bool GaussJordan::inPlaceTransposed(RectangularMatrix<size, size, T>& a, RectangularMatrix<size, cols, T>& t) {
+    for(std::size_t row = 0; row != size; ++row) {
         /* Find max pivot */
-        size_t rowMax = row;
-        for(size_t row2 = row+1; row2 != size; ++row2)
+        std::size_t rowMax = row;
+        for(std::size_t row2 = row+1; row2 != size; ++row2)
             if(std::abs(a(row2, row)) > std::abs(a(rowMax, row)))
                 rowMax = row2;
 
@@ -86,7 +86,7 @@ template<size_t size, size_t cols, class T> bool GaussJordan::inPlaceTransposed(
             return false;
 
         /* Eliminate column */
-        for(size_t row2 = row+1; row2 != size; ++row2) {
+        for(std::size_t row2 = row+1; row2 != size; ++row2) {
             T c = a(row2, row)/a(row, row);
 
             a[row2] -= a[row]*c;
@@ -95,10 +95,10 @@ template<size_t size, size_t cols, class T> bool GaussJordan::inPlaceTransposed(
     }
 
     /* Backsubstitute */
-    for(size_t row = size; row != 0; --row) {
+    for(std::size_t row = size; row != 0; --row) {
         T c = T(1)/a(row-1, row-1);
 
-        for(size_t row2 = 0; row2 != row-1; ++row2)
+        for(std::size_t row2 = 0; row2 != row-1; ++row2)
             t[row2] -= t[row-1]*a(row2, row-1)*c;
 
         /* Normalize the row */
diff --git a/src/Math/MathTypeTraits.h b/src/Math/MathTypeTraits.h
index efe47f3a6..adf408955 100644
--- a/src/Math/MathTypeTraits.h
+++ b/src/Math/MathTypeTraits.h
@@ -112,7 +112,7 @@ template<class T> struct MathTypeTraitsFloatingPoint {
     }
 };
 
-template<size_t> struct MathTypeTraitsLong {};
+template<std::size_t> struct MathTypeTraitsLong {};
 
 template<> struct MathTypeTraitsLong<sizeof(int)> {
     typedef unsigned int UnsignedType;
diff --git a/src/Math/Matrix.h b/src/Math/Matrix.h
index 07d21527b..2f882cc2f 100644
--- a/src/Math/Matrix.h
+++ b/src/Math/Matrix.h
@@ -25,7 +25,7 @@ namespace Magnum { namespace Math {
 
 #ifndef DOXYGEN_GENERATING_OUTPUT
 namespace Implementation {
-    template<size_t size, class T> class MatrixDeterminant;
+    template<std::size_t size, class T> class MatrixDeterminant;
 }
 #endif
 
@@ -38,9 +38,9 @@ See @ref matrix-vector for brief introduction.
 
 @configurationvalueref{Magnum::Math::Matrix}
  */
-template<size_t size, class T> class Matrix: public RectangularMatrix<size, size, T> {
+template<std::size_t size, class T> class Matrix: public RectangularMatrix<size, size, T> {
     public:
-        const static size_t Size = size;    /**< @brief %Matrix size */
+        const static std::size_t Size = size; /**< @brief %Matrix size */
 
         /** @brief Pass to constructor to create zero-filled matrix */
         enum ZeroType { Zero };
@@ -63,7 +63,7 @@ template<size_t size, class T> class Matrix: public RectangularMatrix<size, size
          * you to specify value on diagonal.
          */
         inline Matrix(IdentityType = Identity, T value = T(1)) {
-            for(size_t i = 0; i != size; ++i)
+            for(std::size_t i = 0; i != size; ++i)
                 (*this)(i, i) = value;
         }
 
@@ -92,18 +92,18 @@ template<size_t size, class T> class Matrix: public RectangularMatrix<size, size
         T trace() const {
             T out(0);
 
-            for(size_t i = 0; i != size; ++i)
+            for(std::size_t i = 0; i != size; ++i)
                 out += (*this)(i, i);
 
             return out;
         }
 
         /** @brief %Matrix without given column and row */
-        Matrix<size-1, T> ij(size_t skipCol, size_t skipRow) const {
+        Matrix<size-1, T> ij(std::size_t skipCol, std::size_t skipRow) const {
             Matrix<size-1, T> out(Matrix<size-1, T>::Zero);
 
-            for(size_t col = 0; col != size-1; ++col)
-                for(size_t row = 0; row != size-1; ++row)
+            for(std::size_t col = 0; col != size-1; ++col)
+                for(std::size_t row = 0; row != size-1; ++row)
                     out(col, row) = (*this)(col + (col >= skipCol),
                                             row + (row >= skipRow));
 
@@ -135,8 +135,8 @@ template<size_t size, class T> class Matrix: public RectangularMatrix<size, size
 
             T _determinant = determinant();
 
-            for(size_t col = 0; col != size; ++col)
-                for(size_t row = 0; row != size; ++row)
+            for(std::size_t col = 0; col != size; ++col)
+                for(std::size_t row = 0; row != size; ++row)
                     out(col, row) = (((row+col) & 1) ? -1 : 1)*ij(row, col).determinant()/_determinant;
 
             return out;
@@ -147,7 +147,7 @@ template<size_t size, class T> class Matrix: public RectangularMatrix<size, size
         inline Matrix<size, T> operator*(const Matrix<size, T>& other) const {
             return RectangularMatrix<size, size, T>::operator*(other);
         }
-        template<size_t otherCols> inline RectangularMatrix<otherCols, size, T> operator*(const RectangularMatrix<otherCols, size, T>& other) const {
+        template<std::size_t otherCols> inline RectangularMatrix<otherCols, size, T> operator*(const RectangularMatrix<otherCols, size, T>& other) const {
             return RectangularMatrix<size, size, T>::operator*(other);
         }
         inline Vector<size, T> operator*(const Vector<size, T>& other) const {
@@ -159,16 +159,16 @@ template<size_t size, class T> class Matrix: public RectangularMatrix<size, size
 };
 
 #ifndef DOXYGEN_GENERATING_OUTPUT
-template<size_t size, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, Matrix<size, T>>::type operator*(U number, const Matrix<size, T>& matrix) {
+template<std::size_t size, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, Matrix<size, T>>::type operator*(U number, const Matrix<size, T>& matrix) {
     return number*RectangularMatrix<size, size, T>(matrix);
 }
-template<size_t size, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, Matrix<size, T>>::type operator/(U number, const Matrix<size, T>& matrix) {
+template<std::size_t size, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, Matrix<size, T>>::type operator/(U number, const Matrix<size, T>& matrix) {
     return number/RectangularMatrix<size, size, T>(matrix);
 }
 #endif
 
 /** @debugoperator{Magnum::Math::Matrix} */
-template<size_t size, class T> inline Corrade::Utility::Debug operator<<(Corrade::Utility::Debug debug, const Matrix<size, T>& value) {
+template<std::size_t size, class T> inline Corrade::Utility::Debug operator<<(Corrade::Utility::Debug debug, const Matrix<size, T>& value) {
     return debug << static_cast<const RectangularMatrix<size, size, T>&>(value);
 }
 
@@ -189,10 +189,10 @@ template<size_t size, class T> inline Corrade::Utility::Debug operator<<(Corrade
         return *this;                                                       \
     }                                                                       \
                                                                             \
-    inline VectorType<T>& operator[](size_t col) {                          \
+    inline VectorType<T>& operator[](std::size_t col) {                     \
         return VectorType<T>::from(Matrix<size, T>::data()+col*size);       \
     }                                                                       \
-    inline constexpr const VectorType<T>& operator[](size_t col) const {    \
+    inline constexpr const VectorType<T>& operator[](std::size_t col) const { \
         return VectorType<T>::from(Matrix<size, T>::data()+col*size);       \
     }                                                                       \
                                                                             \
@@ -203,7 +203,7 @@ template<size_t size, class T> inline Corrade::Utility::Debug operator<<(Corrade
         Matrix<size, T>::operator*=(other);                                 \
         return *this;                                                       \
     }                                                                       \
-    template<size_t otherCols> inline RectangularMatrix<otherCols, size, T> operator*(const RectangularMatrix<otherCols, size, T>& other) const { \
+    template<std::size_t otherCols> inline RectangularMatrix<otherCols, size, T> operator*(const RectangularMatrix<otherCols, size, T>& other) const { \
         return Matrix<size, T>::operator*(other);                           \
     }                                                                       \
     inline VectorType<T> operator*(const Vector<size, T>& other) const {    \
@@ -223,12 +223,12 @@ template<size_t size, class T> inline Corrade::Utility::Debug operator<<(Corrade
 
 namespace Implementation {
 
-template<size_t size, class T> class MatrixDeterminant {
+template<std::size_t size, class T> class MatrixDeterminant {
     public:
         T operator()(const Matrix<size, T>& m) {
             T out(0);
 
-            for(size_t col = 0; col != size; ++col)
+            for(std::size_t col = 0; col != size; ++col)
                 out += ((col & 1) ? -1 : 1)*m(col, 0)*m.ij(col, 0).determinant();
 
             return out;
@@ -256,7 +256,7 @@ template<class T> class MatrixDeterminant<1, T> {
 
 namespace Corrade { namespace Utility {
     /** @configurationvalue{Magnum::Math::Matrix} */
-    template<size_t size, class T> struct ConfigurationValue<Magnum::Math::Matrix<size, T>>: public ConfigurationValue<Magnum::Math::RectangularMatrix<size, size, T>> {};
+    template<std::size_t size, class T> struct ConfigurationValue<Magnum::Math::Matrix<size, T>>: public ConfigurationValue<Magnum::Math::RectangularMatrix<size, size, T>> {};
 }}
 
 #endif
diff --git a/src/Math/RectangularMatrix.h b/src/Math/RectangularMatrix.h
index 7c023931f..d0bea5345 100644
--- a/src/Math/RectangularMatrix.h
+++ b/src/Math/RectangularMatrix.h
@@ -28,28 +28,28 @@
 
 namespace Magnum { namespace Math {
 
-template<size_t, size_t, class> class RectangularMatrix;
+template<std::size_t, std::size_t, class> class RectangularMatrix;
 
 #ifndef DOXYGEN_GENERATING_OUTPUT
 namespace Implementation {
-    template<size_t ...> struct Sequence {};
+    template<std::size_t ...> struct Sequence {};
 
     /* E.g. GenerateSequence<3>::Type is Sequence<0, 1, 2> */
-    template<size_t N, size_t ...sequence> struct GenerateSequence:
+    template<std::size_t N, std::size_t ...sequence> struct GenerateSequence:
         GenerateSequence<N-1, N-1, sequence...> {};
 
-    template<size_t ...sequence> struct GenerateSequence<0, sequence...> {
+    template<std::size_t ...sequence> struct GenerateSequence<0, sequence...> {
         typedef Sequence<sequence...> Type;
     };
 
     /* Implementation for RectangularMatrix<cols, rows, T>::from(const RectangularMatrix<cols, rows, U>&) */
-    template<class T, class U, size_t c, size_t ...sequence> inline constexpr Math::RectangularMatrix<c, sizeof...(sequence)/c, T> rectangularMatrixFrom(Sequence<sequence...>, const Math::RectangularMatrix<c, sizeof...(sequence)/c, U>& matrix) {
+    template<class T, class U, std::size_t c, std::size_t ...sequence> inline constexpr Math::RectangularMatrix<c, sizeof...(sequence)/c, T> rectangularMatrixFrom(Sequence<sequence...>, const Math::RectangularMatrix<c, sizeof...(sequence)/c, U>& matrix) {
         return {T(matrix.data()[sequence])...};
     }
 }
 #endif
 
-template<size_t size, class T> class Vector;
+template<std::size_t size, class T> class Vector;
 
 /**
 @brief Rectangular matrix
@@ -60,13 +60,13 @@ template<size_t size, class T> class Vector;
 See @ref matrix-vector for brief introduction. See also Matrix (square) and
 Vector.
 */
-template<size_t cols, size_t rows, class T> class RectangularMatrix {
+template<std::size_t cols, std::size_t rows, class T> class RectangularMatrix {
     static_assert(cols != 0 && rows != 0, "Matrix cannot have zero elements");
 
     public:
-        typedef T Type;                     /**< @brief Data type */
-        const static size_t Cols = cols;    /**< @brief %Matrix column count */
-        const static size_t Rows = rows;    /**< @brief %Matrix row count */
+        typedef T Type;                         /**< @brief Data type */
+        const static std::size_t Cols = cols;   /**< @brief %Matrix column count */
+        const static std::size_t Rows = rows;   /**< @brief %Matrix row count */
 
         /**
          * @brief %Matrix from array
@@ -148,11 +148,11 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
          * For accessing individual elements prefer to use operator(), as it
          * is guaranteed to not involve unnecessary conversions.
          */
-        inline Vector<rows, T>& operator[](size_t col) {
+        inline Vector<rows, T>& operator[](std::size_t col) {
             return Vector<rows, T>::from(_data+col*rows);
         }
         /** @overload */
-        inline constexpr const Vector<rows, T>& operator[](size_t col) const {
+        inline constexpr const Vector<rows, T>& operator[](std::size_t col) const {
             return Vector<rows, T>::from(_data+col*rows);
         }
 
@@ -162,17 +162,17 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
          * Prefer this instead of using `[][]`.
          * @see operator[]
          */
-        inline T& operator()(size_t col, size_t row) {
+        inline T& operator()(std::size_t col, std::size_t row) {
             return _data[col*rows+row];
         }
         /** @overload */
-        inline constexpr const T& operator()(size_t col, size_t row) const {
+        inline constexpr const T& operator()(std::size_t col, std::size_t row) const {
             return _data[col*rows+row];
         }
 
         /** @brief Equality operator */
         inline bool operator==(const RectangularMatrix<cols, rows, T>& other) const {
-            for(size_t i = 0; i != cols*rows; ++i)
+            for(std::size_t i = 0; i != cols*rows; ++i)
                 if(!MathTypeTraits<T>::equals(_data[i], other._data[i])) return false;
 
             return true;
@@ -199,7 +199,7 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
          * in-place.
          */
         RectangularMatrix<cols, rows, T>& operator+=(const RectangularMatrix<cols, rows, T>& other) {
-            for(size_t i = 0; i != cols*rows; ++i)
+            for(std::size_t i = 0; i != cols*rows; ++i)
                 _data[i] += other._data[i];
 
             return *this;
@@ -209,7 +209,7 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
         RectangularMatrix<cols, rows, T> operator-() const {
             RectangularMatrix<cols, rows, T> out;
 
-            for(size_t i = 0; i != cols*rows; ++i)
+            for(std::size_t i = 0; i != cols*rows; ++i)
                 out._data[i] = -_data[i];
 
             return out;
@@ -231,7 +231,7 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
          * in-place.
          */
         RectangularMatrix<cols, rows, T>& operator-=(const RectangularMatrix<cols, rows, T>& other) {
-            for(size_t i = 0; i != cols*rows; ++i)
+            for(std::size_t i = 0; i != cols*rows; ++i)
                 _data[i] -= other._data[i];
 
             return *this;
@@ -261,7 +261,7 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
         #else
         template<class U> RectangularMatrix<cols, rows, T>& operator*=(U number) {
         #endif
-            for(size_t i = 0; i != cols*rows; ++i)
+            for(std::size_t i = 0; i != cols*rows; ++i)
                 _data[i] *= number;
 
             return *this;
@@ -291,19 +291,19 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
         #else
         template<class U> RectangularMatrix<cols, rows, T>& operator/=(U number) {
         #endif
-            for(size_t i = 0; i != cols*rows; ++i)
+            for(std::size_t i = 0; i != cols*rows; ++i)
                 _data[i] /= number;
 
             return *this;
         }
 
         /** @brief Multiply matrix */
-        template<size_t size> RectangularMatrix<size, rows, T> operator*(const RectangularMatrix<size, cols, T>& other) const {
+        template<std::size_t size> RectangularMatrix<size, rows, T> operator*(const RectangularMatrix<size, cols, T>& other) const {
             RectangularMatrix<size, rows, T> out;
 
-            for(size_t col = 0; col != size; ++col)
-                for(size_t row = 0; row != rows; ++row)
-                    for(size_t pos = 0; pos != cols; ++pos)
+            for(std::size_t col = 0; col != size; ++col)
+                for(std::size_t row = 0; row != rows; ++row)
+                    for(std::size_t pos = 0; pos != cols; ++pos)
                         out(col, row) += (*this)(pos, row)*other(col, pos);
 
             return out;
@@ -323,8 +323,8 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
         RectangularMatrix<rows, cols, T> transposed() const {
             RectangularMatrix<rows, cols, T> out;
 
-            for(size_t col = 0; col != cols; ++col)
-                for(size_t row = 0; row != rows; ++row)
+            for(std::size_t col = 0; col != cols; ++col)
+                for(std::size_t row = 0; row != rows; ++row)
                     out(row, col) = (*this)(col, row);
 
             return out;
@@ -336,10 +336,10 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
     #endif
 
     private:
-        template<size_t ...sequence, class ...U> inline constexpr static RectangularMatrix<cols, rows, T> from(Implementation::Sequence<sequence...> s, const Vector<rows, T>& first, U... next) {
+        template<std::size_t ...sequence, class ...U> inline constexpr static RectangularMatrix<cols, rows, T> from(Implementation::Sequence<sequence...> s, const Vector<rows, T>& first, U... next) {
             return from(s, next..., first[sequence]...);
         }
-        template<size_t ...sequence, class ...U> inline constexpr static RectangularMatrix<cols, rows, T> from(Implementation::Sequence<sequence...>, T first, U... next) {
+        template<std::size_t ...sequence, class ...U> inline constexpr static RectangularMatrix<cols, rows, T> from(Implementation::Sequence<sequence...>, T first, U... next) {
             return RectangularMatrix<cols, rows, T>(first, next...);
         }
 };
@@ -350,9 +350,9 @@ template<size_t cols, size_t rows, class T> class RectangularMatrix {
 @see RectangularMatrix::operator*(U) const
 */
 #ifndef DOXYGEN_GENERATING_OUTPUT
-template<size_t cols, size_t rows, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, RectangularMatrix<cols, rows, T>>::type operator*(U number, const RectangularMatrix<cols, rows, T>& matrix) {
+template<std::size_t cols, std::size_t rows, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, RectangularMatrix<cols, rows, T>>::type operator*(U number, const RectangularMatrix<cols, rows, T>& matrix) {
 #else
-template<size_t cols, size_t rows, class T, class U> inline RectangularMatrix<cols, rows, T> operator*(U number, const RectangularMatrix<cols, rows, T>& matrix) {
+template<std::size_t cols, std::size_t rows, class T, class U> inline RectangularMatrix<cols, rows, T> operator*(U number, const RectangularMatrix<cols, rows, T>& matrix) {
 #endif
     return matrix*number;
 }
@@ -368,25 +368,25 @@ RectangularMatrix<2, 3, float> another = 1.0f/mat; // {1.0f, 0.5f, -0.25f, 0.128
 @see RectangularMatrix::operator/()
 */
 #ifndef DOXYGEN_GENERATING_OUTPUT
-template<size_t cols, size_t rows, class T, class U> typename std::enable_if<std::is_arithmetic<U>::value, RectangularMatrix<cols, rows, T>>::type operator/(U number, const RectangularMatrix<cols, rows, T>& matrix) {
+template<std::size_t cols, std::size_t rows, class T, class U> typename std::enable_if<std::is_arithmetic<U>::value, RectangularMatrix<cols, rows, T>>::type operator/(U number, const RectangularMatrix<cols, rows, T>& matrix) {
 #else
-template<size_t cols, size_t rows, class T, class U> RectangularMatrix<cols, rows, T> operator/(U number, const RectangularMatrix<cols, rows, T>& matrix) {
+template<std::size_t cols, std::size_t rows, class T, class U> RectangularMatrix<cols, rows, T> operator/(U number, const RectangularMatrix<cols, rows, T>& matrix) {
 #endif
     RectangularMatrix<cols, rows, T> out;
 
-    for(size_t i = 0; i != cols*rows; ++i)
+    for(std::size_t i = 0; i != cols*rows; ++i)
         out.data()[i] = number/matrix.data()[i];
 
     return out;
 }
 
 /** @debugoperator{Magnum::Math::RectangularMatrix} */
-template<size_t cols, size_t rows, class T> Corrade::Utility::Debug operator<<(Corrade::Utility::Debug debug, const Magnum::Math::RectangularMatrix<cols, rows, T>& value) {
+template<std::size_t cols, std::size_t rows, class T> Corrade::Utility::Debug operator<<(Corrade::Utility::Debug debug, const Magnum::Math::RectangularMatrix<cols, rows, T>& value) {
     debug << "Matrix(";
     debug.setFlag(Corrade::Utility::Debug::SpaceAfterEachValue, false);
-    for(size_t row = 0; row != rows; ++row) {
+    for(std::size_t row = 0; row != rows; ++row) {
         if(row != 0) debug << ",\n       ";
-        for(size_t col = 0; col != cols; ++col) {
+        for(std::size_t col = 0; col != cols; ++col) {
             if(col != 0) debug << ", ";
             debug << typename MathTypeTraits<T>::NumericType(value[col][row]);
         }
@@ -455,13 +455,13 @@ template<size_t cols, size_t rows, class T> Corrade::Utility::Debug operator<<(C
 namespace Corrade { namespace Utility {
 
 /** @configurationvalue{Magnum::Math::RectangularMatrix} */
-template<size_t cols, size_t rows, class T> struct ConfigurationValue<Magnum::Math::RectangularMatrix<cols, rows, T>> {
+template<std::size_t cols, std::size_t rows, class T> struct ConfigurationValue<Magnum::Math::RectangularMatrix<cols, rows, T>> {
     /** @brief Writes elements separated with spaces */
     static std::string toString(const Magnum::Math::RectangularMatrix<cols, rows, T>& value, int flags = 0) {
         std::string output;
 
-        for(size_t row = 0; row != rows; ++row) {
-            for(size_t col = 0; col != cols; ++col) {
+        for(std::size_t row = 0; row != rows; ++row) {
+            for(std::size_t col = 0; col != cols; ++col) {
                 if(!output.empty()) output += ' ';
                 output += ConfigurationValue<T>::toString(value(col, row), flags);
             }
@@ -475,8 +475,8 @@ template<size_t cols, size_t rows, class T> struct ConfigurationValue<Magnum::Ma
         Magnum::Math::RectangularMatrix<cols, rows, T> result;
         std::istringstream in(stringValue);
 
-        for(size_t row = 0; row != rows; ++row) {
-            for(size_t col = 0; col != cols; ++col) {
+        for(std::size_t row = 0; row != rows; ++row) {
+            for(std::size_t col = 0; col != cols; ++col) {
                 std::string num;
                 in >> num;
                 result(col, row) = ConfigurationValue<T>::fromString(num, flags);
diff --git a/src/Math/Vector.h b/src/Math/Vector.h
index e0d5ab5e0..ba9651ba0 100644
--- a/src/Math/Vector.h
+++ b/src/Math/Vector.h
@@ -31,9 +31,9 @@ namespace Magnum { namespace Math {
 See @ref matrix-vector for brief introduction.
 @configurationvalueref{Magnum::Math::Vector}
 */
-template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T> {
+template<std::size_t size, class T> class Vector: public RectangularMatrix<1, size, T> {
     public:
-        const static size_t Size = size;    /**< @brief %Vector size */
+        const static std::size_t Size = size; /**< @brief %Vector size */
 
         /**
          * @brief Dot product
@@ -46,7 +46,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
         static T dot(const Vector<size, T>& a, const Vector<size, T>& b) {
             T out(0);
 
-            for(size_t i = 0; i != size; ++i)
+            for(std::size_t i = 0; i != size; ++i)
                 out += a[i]*b[i];
 
             return out;
@@ -90,7 +90,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
         #else
         inline explicit Vector(T value) {
         #endif
-            for(size_t i = 0; i != size; ++i)
+            for(std::size_t i = 0; i != size; ++i)
                 (*this)[i] = value;
         }
 
@@ -98,8 +98,8 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
         inline constexpr Vector(const RectangularMatrix<1, size, T>& other): RectangularMatrix<1, size, T>(other) {}
 
         /** @brief Value at given position */
-        inline T& operator[](size_t pos) { return RectangularMatrix<1, size, T>::_data[pos]; }
-        inline constexpr T operator[](size_t pos) const { return RectangularMatrix<1, size, T>::_data[pos]; } /**< @overload */
+        inline T& operator[](std::size_t pos) { return RectangularMatrix<1, size, T>::_data[pos]; }
+        inline constexpr T operator[](std::size_t pos) const { return RectangularMatrix<1, size, T>::_data[pos]; } /**< @overload */
 
         /**
          * @brief Multiply vector component-wise
@@ -117,7 +117,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
          * because it does the computation in-place.
          */
         Vector<size, T>& operator*=(const Vector<size, T>& other) {
-            for(size_t i = 0; i != size; ++i)
+            for(std::size_t i = 0; i != size; ++i)
                 (*this)[i] *= other[i];
 
             return *this;
@@ -139,7 +139,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
          * because it does the computation in-place.
          */
         Vector<size, T>& operator/=(const Vector<size, T>& other) {
-            for(size_t i = 0; i != size; ++i)
+            for(std::size_t i = 0; i != size; ++i)
                 (*this)[i] /= other[i];
 
             return *this;
@@ -177,7 +177,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
         T sum() const {
             T out(0);
 
-            for(size_t i = 0; i != size; ++i)
+            for(std::size_t i = 0; i != size; ++i)
                 out += (*this)[i];
 
             return out;
@@ -187,7 +187,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
         T product() const {
             T out(1);
 
-            for(size_t i = 0; i != size; ++i)
+            for(std::size_t i = 0; i != size; ++i)
                 out *= (*this)[i];
 
             return out;
@@ -197,7 +197,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
         T min() const {
             T out((*this)[0]);
 
-            for(size_t i = 1; i != size; ++i)
+            for(std::size_t i = 1; i != size; ++i)
                 out = std::min(out, (*this)[i]);
 
             return out;
@@ -207,7 +207,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
         T max() const {
             T out((*this)[0]);
 
-            for(size_t i = 1; i != size; ++i)
+            for(std::size_t i = 1; i != size; ++i)
                 out = std::max(out, (*this)[i]);
 
             return out;
@@ -215,7 +215,7 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
 
         #ifndef DOXYGEN_GENERATING_OUTPUT
         /* Reimplementation of functions to return correct type */
-        template<size_t otherCols> inline RectangularMatrix<otherCols, size, T> operator*(const RectangularMatrix<otherCols, 1, T>& other) const {
+        template<std::size_t otherCols> inline RectangularMatrix<otherCols, size, T> operator*(const RectangularMatrix<otherCols, 1, T>& other) const {
             return RectangularMatrix<1, size, T>::operator*(other);
         }
         MAGNUM_RECTANGULARMATRIX_SUBCLASS_IMPLEMENTATION(1, size, Vector<size, T>)
@@ -231,19 +231,19 @@ template<size_t size, class T> class Vector: public RectangularMatrix<1, size, T
 };
 
 #ifndef DOXYGEN_GENERATING_OUTPUT
-template<size_t size, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, Vector<size, T>>::type operator*(U number, const Vector<size, T>& vector) {
+template<std::size_t size, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, Vector<size, T>>::type operator*(U number, const Vector<size, T>& vector) {
     return number*RectangularMatrix<1, size, T>(vector);
 }
-template<size_t size, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, Vector<size, T>>::type operator/(U number, const Vector<size, T>& vector) {
+template<std::size_t size, class T, class U> inline typename std::enable_if<std::is_arithmetic<U>::value, Vector<size, T>>::type operator/(U number, const Vector<size, T>& vector) {
     return number/RectangularMatrix<1, size, T>(vector);
 }
 #endif
 
 /** @debugoperator{Magnum::Math::Vector} */
-template<size_t size, class T> Corrade::Utility::Debug operator<<(Corrade::Utility::Debug debug, const Vector<size, T>& value) {
+template<std::size_t size, class T> Corrade::Utility::Debug operator<<(Corrade::Utility::Debug debug, const Vector<size, T>& value) {
     debug << "Vector(";
     debug.setFlag(Corrade::Utility::Debug::SpaceAfterEachValue, false);
-    for(size_t i = 0; i != size; ++i) {
+    for(std::size_t i = 0; i != size; ++i) {
         if(i != 0) debug << ", ";
         debug << typename MathTypeTraits<T>::NumericType(value[i]);
     }
@@ -269,7 +269,7 @@ template<size_t size, class T> Corrade::Utility::Debug operator<<(Corrade::Utili
         return *this;                                                       \
     }                                                                       \
                                                                             \
-    template<size_t otherCols> inline Math::RectangularMatrix<otherCols, size, T> operator*(const Math::RectangularMatrix<otherCols, 1, T>& other) const { \
+    template<std::size_t otherCols> inline Math::RectangularMatrix<otherCols, size, T> operator*(const Math::RectangularMatrix<otherCols, 1, T>& other) const { \
         return Math::Vector<size, T>::operator*(other);    \
     }                                                                       \
     inline Type<T> operator*(const Math::Vector<size, T>& other) const {    \
@@ -303,7 +303,7 @@ template<size_t size, class T> Corrade::Utility::Debug operator<<(Corrade::Utili
 namespace Corrade { namespace Utility {
 
 /** @configurationvalue{Magnum::Math::Vector} */
-template<size_t size, class T> struct ConfigurationValue<Magnum::Math::Vector<size, T>>: public ConfigurationValue<Magnum::Math::RectangularMatrix<1, size, T>> {};
+template<std::size_t size, class T> struct ConfigurationValue<Magnum::Math::Vector<size, T>>: public ConfigurationValue<Magnum::Math::RectangularMatrix<1, size, T>> {};
 
 }}
 
diff --git a/src/MeshTools/Clean.h b/src/MeshTools/Clean.h
index 8c4389062..fdd5c552f 100644
--- a/src/MeshTools/Clean.h
+++ b/src/MeshTools/Clean.h
@@ -31,7 +31,7 @@ namespace Magnum { namespace MeshTools {
 #ifndef DOXYGEN_GENERATING_OUTPUT
 namespace Implementation {
 
-template<class Vertex, size_t vertexSize = Vertex::Size> class Clean {
+template<class Vertex, std::size_t vertexSize = Vertex::Size> class Clean {
     public:
         inline Clean(std::vector<unsigned int>& indices, std::vector<Vertex>& vertices): indices(indices), vertices(vertices) {}
 
@@ -40,32 +40,32 @@ template<class Vertex, size_t vertexSize = Vertex::Size> class Clean {
 
             /* Get mesh bounds */
             Vertex min, max;
-            for(size_t i = 0; i != Vertex::Size; ++i) {
+            for(std::size_t i = 0; i != Vertex::Size; ++i) {
                 min[i] = std::numeric_limits<typename Vertex::Type>::max();
                 max[i] = std::numeric_limits<typename Vertex::Type>::min();
             }
             for(auto it = vertices.cbegin(); it != vertices.cend(); ++it)
-                for(size_t i = 0; i != vertexSize; ++i)
+                for(std::size_t i = 0; i != vertexSize; ++i)
                     if((*it)[i] < min[i])
                         min[i] = (*it)[i];
                     else if((*it)[i] > max[i])
                         max[i] = (*it)[i];
 
-            /* Make epsilon so large that size_t can index all vertices inside
-               mesh bounds. */
+            /* Make epsilon so large that std::size_t can index all vertices
+               inside mesh bounds. */
             Vertex size = max-min;
-            for(size_t i = 0; i != Vertex::Size; ++i)
-                if(static_cast<typename Vertex::Type>(size[i]/std::numeric_limits<size_t>::max()) > epsilon)
-                    epsilon = static_cast<typename Vertex::Type>(size[i]/std::numeric_limits<size_t>::max());
+            for(std::size_t i = 0; i != Vertex::Size; ++i)
+                if(static_cast<typename Vertex::Type>(size[i]/std::numeric_limits<std::size_t>::max()) > epsilon)
+                    epsilon = static_cast<typename Vertex::Type>(size[i]/std::numeric_limits<std::size_t>::max());
 
             /* First go with original vertex coordinates, then move them by
                epsilon/2 in each direction. */
             Vertex moved;
-            for(size_t moving = 0; moving <= vertexSize; ++moving) {
+            for(std::size_t moving = 0; moving <= vertexSize; ++moving) {
 
                 /* Under each index is pointer to face which contains given vertex
                    and index of vertex in the face. */
-                std::unordered_map<Math::Vector<vertexSize, size_t>, HashedVertex, IndexHash> table;
+                std::unordered_map<Math::Vector<vertexSize, std::size_t>, HashedVertex, IndexHash> table;
 
                 /* Reserve space for all vertices */
                 table.reserve(vertices.size());
@@ -73,15 +73,15 @@ template<class Vertex, size_t vertexSize = Vertex::Size> class Clean {
                 /* Go through all faces' vertices */
                 for(auto it = indices.begin(); it != indices.end(); ++it) {
                     /* Index of a vertex in vertexSize-dimensional table */
-                    size_t index[vertexSize];
-                    for(size_t ii = 0; ii != vertexSize; ++ii)
+                    std::size_t index[vertexSize];
+                    for(std::size_t ii = 0; ii != vertexSize; ++ii)
                         index[ii] = (vertices[*it][ii]+moved[ii]-min[ii])/epsilon;
 
                     /* Try inserting the vertex into table, if it already
                        exists, change vertex pointer of the face to already
                        existing vertex */
                     HashedVertex v(*it, table.size());
-                    auto result = table.insert(std::pair<Math::Vector<vertexSize, size_t>, HashedVertex>(Math::Vector<vertexSize, size_t>::from(index), v));
+                    auto result = table.insert(std::pair<Math::Vector<vertexSize, std::size_t>, HashedVertex>(Math::Vector<vertexSize, std::size_t>::from(index), v));
                     *it = result.first->second.newIndex;
                 }
 
@@ -102,8 +102,8 @@ template<class Vertex, size_t vertexSize = Vertex::Size> class Clean {
     private:
         class IndexHash {
             public:
-                inline size_t operator()(const Math::Vector<vertexSize, size_t>& data) const {
-                    return *reinterpret_cast<const size_t*>(Corrade::Utility::MurmurHash2()(reinterpret_cast<const char*>(&data), sizeof(data)).byteArray());
+                inline std::size_t operator()(const Math::Vector<vertexSize, std::size_t>& data) const {
+                    return *reinterpret_cast<const std::size_t*>(Corrade::Utility::MurmurHash2()(reinterpret_cast<const char*>(&data), sizeof(data)).byteArray());
                 }
         };
 
@@ -137,7 +137,7 @@ Removes duplicate vertices from the mesh.
 @todo Interpolate vertices, not collapse them to first in the cell
 @todo Ability to specify other attributes for interpolation
 */
-template<class Vertex, size_t vertexSize = Vertex::Size> inline void clean(std::vector<unsigned int>& indices, std::vector<Vertex>& vertices, typename Vertex::Type epsilon = TypeTraits<typename Vertex::Type>::epsilon()) {
+template<class Vertex, std::size_t vertexSize = Vertex::Size> inline void clean(std::vector<unsigned int>& indices, std::vector<Vertex>& vertices, typename Vertex::Type epsilon = TypeTraits<typename Vertex::Type>::epsilon()) {
     Implementation::Clean<Vertex, vertexSize>(indices, vertices)(epsilon);
 }
 
diff --git a/src/MeshTools/CombineIndexedArrays.h b/src/MeshTools/CombineIndexedArrays.h
index 25a8cca4e..39110a722 100644
--- a/src/MeshTools/CombineIndexedArrays.h
+++ b/src/MeshTools/CombineIndexedArrays.h
@@ -35,7 +35,7 @@ class CombineIndexedArrays {
     public:
         template<class ...T> std::vector<unsigned int> operator()(const std::tuple<const std::vector<unsigned int>&, std::vector<T>&>&... indexedArrays) {
             /* Compute index count */
-            size_t _indexCount = indexCount(std::get<0>(indexedArrays)...);
+            std::size_t _indexCount = indexCount(std::get<0>(indexedArrays)...);
 
             /* Resulting index array */
             std::vector<unsigned int> result;
@@ -56,24 +56,24 @@ class CombineIndexedArrays {
         }
 
     private:
-        template<class ...T> inline static size_t indexCount(const std::vector<unsigned int>& first, const std::vector<T>&... next) {
+        template<class ...T> inline static std::size_t indexCount(const std::vector<unsigned int>& first, const std::vector<T>&... next) {
             CORRADE_ASSERT(sizeof...(next) == 0 || indexCount(next...) == first.size(), "MeshTools::combineIndexedArrays(): index arrays don't have the same length, nothing done.", 0);
 
             return first.size();
         }
 
-        template<size_t size, class ...T> static void writeCombinedIndices(std::vector<Math::Vector<size, unsigned int>>& output, const std::vector<unsigned int>& first, const std::vector<T>&... next) {
+        template<std::size_t size, class ...T> static void writeCombinedIndices(std::vector<Math::Vector<size, unsigned int>>& output, const std::vector<unsigned int>& first, const std::vector<T>&... next) {
             /* Copy the data to output */
-            for(size_t i = 0; i != output.size(); ++i)
+            for(std::size_t i = 0; i != output.size(); ++i)
                 output[i][size-sizeof...(next)-1] = first[i];
 
             writeCombinedIndices(output, next...);
         }
 
-        template<size_t size, class T, class ...U> static void writeCombinedArrays(const std::vector<Math::Vector<size, unsigned int>>& combinedIndices, std::vector<T>& first, std::vector<U>&... next) {
+        template<std::size_t size, class T, class ...U> static void writeCombinedArrays(const std::vector<Math::Vector<size, unsigned int>>& combinedIndices, std::vector<T>& first, std::vector<U>&... next) {
             /* Rewrite output array */
             std::vector<T> output;
-            for(size_t i = 0; i != combinedIndices.size(); ++i)
+            for(std::size_t i = 0; i != combinedIndices.size(); ++i)
                 output.push_back(first[combinedIndices[i][size-sizeof...(next)-1]]);
             std::swap(output, first);
 
@@ -81,9 +81,9 @@ class CombineIndexedArrays {
         }
 
         /* Terminator functions for recursive calls */
-        inline static size_t indexCount() { return 0; }
-        template<size_t size> inline static void writeCombinedIndices(std::vector<Math::Vector<size, unsigned int>>&) {}
-        template<size_t size> inline static void writeCombinedArrays(const std::vector<Math::Vector<size, unsigned int>>&) {}
+        inline static std::size_t indexCount() { return 0; }
+        template<std::size_t size> inline static void writeCombinedIndices(std::vector<Math::Vector<size, unsigned int>>&) {}
+        template<std::size_t size> inline static void writeCombinedArrays(const std::vector<Math::Vector<size, unsigned int>>&) {}
 };
 
 }
diff --git a/src/MeshTools/CompressIndices.cpp b/src/MeshTools/CompressIndices.cpp
index 445f5378f..213760226 100644
--- a/src/MeshTools/CompressIndices.cpp
+++ b/src/MeshTools/CompressIndices.cpp
@@ -22,6 +22,8 @@
 #include "IndexedMesh.h"
 #include "SizeTraits.h"
 
+using namespace std;
+
 namespace Magnum { namespace MeshTools {
 
 #ifndef DOXYGEN_GENERATING_OUTPUT
diff --git a/src/MeshTools/CompressIndices.h b/src/MeshTools/CompressIndices.h
index 1890d3af8..c4ea6c0c0 100644
--- a/src/MeshTools/CompressIndices.h
+++ b/src/MeshTools/CompressIndices.h
@@ -39,13 +39,13 @@ class MESHTOOLS_EXPORT CompressIndices {
     public:
         CompressIndices(const std::vector<unsigned int>& indices): indices(indices) {}
 
-        std::tuple<size_t, Type, char*> operator()() const;
+        std::tuple<std::size_t, Type, char*> operator()() const;
 
         void operator()(IndexedMesh* mesh, Buffer::Usage usage) const;
 
     private:
         struct Compressor {
-            template<class IndexType> static std::tuple<size_t, Type, char*> run(const std::vector<unsigned int>& indices);
+            template<class IndexType> static std::tuple<std::size_t, Type, char*> run(const std::vector<unsigned int>& indices);
         };
 
         const std::vector<unsigned int>& indices;
@@ -66,11 +66,11 @@ wasteful to store them in array of `unsigned int`s, array of `unsigned short`s
 is sufficient. Size of the buffer can be computed from index count and type,
 as shown below. Example usage:
 @code
-size_t indexCount;
+std::size_t indexCount;
 Type indexType;
 char* data;
 std::tie(indexCount, indexType, data) = MeshTools::compressIndices(indices);
-size_t dataSize = indexCount*TypeInfo::sizeOf(indexType);
+std::size_t dataSize = indexCount*TypeInfo::sizeOf(indexType);
 // ...
 delete[] data;
 @endcode
@@ -78,7 +78,7 @@ delete[] data;
 See also compressIndices(IndexedMesh*, Buffer::Usage, const std::vector<unsigned int>&),
 which writes the compressed data directly into index buffer of given mesh.
 */
-inline std::tuple<size_t, Type, char*> compressIndices(const std::vector<unsigned int>& indices) {
+inline std::tuple<std::size_t, Type, char*> compressIndices(const std::vector<std::unsigned int>& indices) {
     return Implementation::CompressIndices{indices}();
 }
 
diff --git a/src/MeshTools/Interleave.h b/src/MeshTools/Interleave.h
index f345e0cb2..44451174f 100644
--- a/src/MeshTools/Interleave.h
+++ b/src/MeshTools/Interleave.h
@@ -36,7 +36,7 @@ class Interleave {
     public:
         inline Interleave(): _attributeCount(0), _stride(0), _data(nullptr) {}
 
-        template<class ...T> std::tuple<size_t, size_t, char*> operator()(const T&... attributes) {
+        template<class ...T> std::tuple<std::size_t, std::size_t, char*> operator()(const T&... attributes) {
             /* Compute buffer size and stride */
             _attributeCount = attributeCount(attributes...);
             if(_attributeCount) {
@@ -69,13 +69,13 @@ class Interleave {
             buffer->setData(attribute, usage);
         }
 
-        template<class T, class ...U> inline static size_t attributeCount(const T& first, const U&... next) {
+        template<class T, class ...U> inline static std::size_t attributeCount(const T& first, const U&... next) {
             CORRADE_ASSERT(sizeof...(next) == 0 || attributeCount(next...) == first.size(), "MeshTools::interleave(): attribute arrays don't have the same length, nothing done.", 0);
 
             return first.size();
         }
 
-        template<class T, class ...U> inline static size_t stride(const T&, const U&... next) {
+        template<class T, class ...U> inline static std::size_t stride(const T&, const U&... next) {
             return sizeof(typename T::value_type) + stride(next...);
         }
 
@@ -83,19 +83,19 @@ class Interleave {
         template<class T, class ...U> void write(char* startingOffset, const T& first, const U&... next) {
             /* Copy the data to the buffer */
             auto it = first.begin();
-            for(size_t i = 0; i != _attributeCount; ++i, ++it)
+            for(std::size_t i = 0; i != _attributeCount; ++i, ++it)
                 memcpy(startingOffset+i*_stride, reinterpret_cast<const char*>(&*it), sizeof(typename T::value_type));
 
             write(startingOffset+sizeof(typename T::value_type), next...);
         }
 
         /* Terminator functions for recursive calls */
-        inline static size_t attributeCount() { return 0; }
-        inline static size_t stride() { return 0; }
+        inline static std::size_t attributeCount() { return 0; }
+        inline static std::size_t stride() { return 0; }
         inline void write(char*) {}
 
-        size_t _attributeCount;
-        size_t _stride;
+        std::size_t _attributeCount;
+        std::size_t _stride;
         char* _data;
 };
 
@@ -116,11 +116,11 @@ usage:
 @code
 std::vector<Vector4> positions;
 std::vector<Vector2> textureCoordinates;
-size_t attributeCount;
-size_t stride;
+std::size_t attributeCount;
+std::size_t stride;
 char* data;
 std::tie(attributeCount, stride, data) = MeshTools::interleave(positions, textureCoordinates);
-size_t dataSize = attributeCount*stride;
+std::size_t dataSize = attributeCount*stride;
 // ...
 delete[] data;
 @endcode
@@ -137,7 +137,7 @@ which writes the interleaved array directly into buffer of given mesh.
     array has zero length.
 */
 /* enable_if to avoid clash with overloaded function below */
-template<class T, class ...U> inline typename std::enable_if<!std::is_convertible<T, Mesh*>::value, std::tuple<size_t, size_t, char*>>::type interleave(const T& attribute, const U&... attributes) {
+template<class T, class ...U> inline typename std::enable_if<!std::is_convertible<T, Mesh*>::value, std::tuple<std::size_t, std::size_t, char*>>::type interleave(const T& attribute, const U&... attributes) {
     return Implementation::Interleave()(attribute, attributes...);
 }
 
diff --git a/src/MeshTools/Subdivide.h b/src/MeshTools/Subdivide.h
index ab2c27dc8..690362362 100644
--- a/src/MeshTools/Subdivide.h
+++ b/src/MeshTools/Subdivide.h
@@ -34,11 +34,11 @@ template<class Vertex, class Interpolator> class Subdivide {
         void operator()(Interpolator interpolator) {
             CORRADE_ASSERT(!(indices.size()%3), "MeshTools::subdivide(): index count is not divisible by 3!", );
 
-            size_t indexCount = indices.size();
+            std::size_t indexCount = indices.size();
             indices.reserve(indices.size()*4);
 
             /* Subdivide each face to four new */
-            for(size_t i = 0; i != indexCount; i += 3) {
+            for(std::size_t i = 0; i != indexCount; i += 3) {
                 /* Interpolate each side */
                 unsigned int newVertices[3];
                 for(int j = 0; j != 3; ++j)
@@ -60,7 +60,7 @@ template<class Vertex, class Interpolator> class Subdivide {
                 addFace(indices[i], newVertices[0], newVertices[2]);
                 addFace(newVertices[0], indices[i+1], newVertices[1]);
                 addFace(newVertices[2], newVertices[1], indices[i+2]);
-                for(size_t j = 0; j != 3; ++j)
+                for(std::size_t j = 0; j != 3; ++j)
                     indices[i+j] = newVertices[j];
             }
         }
diff --git a/src/MeshTools/Test/CleanTest.h b/src/MeshTools/Test/CleanTest.h
index f24e4730e..1500ad601 100644
--- a/src/MeshTools/Test/CleanTest.h
+++ b/src/MeshTools/Test/CleanTest.h
@@ -28,13 +28,13 @@ class CleanTest: public Corrade::TestSuite::Tester<CleanTest> {
     private:
         class Vector1 {
             public:
-                static const size_t Size = 1;
+                static const std::size_t Size = 1;
                 typedef int Type;
 
                 Vector1(): data(0) {}
                 Vector1(int i): data(i) {}
-                int operator[](size_t) const { return data; }
-                int& operator[](size_t) { return data; }
+                int operator[](std::size_t) const { return data; }
+                int& operator[](std::size_t) { return data; }
                 bool operator==(Vector1 i) const { return i.data == data; }
                 Vector1 operator-(Vector1 i) const { return data-i.data; }
 
diff --git a/src/MeshTools/Test/SubdivideTest.h b/src/MeshTools/Test/SubdivideTest.h
index bc7569cb5..1ed5cc4f0 100644
--- a/src/MeshTools/Test/SubdivideTest.h
+++ b/src/MeshTools/Test/SubdivideTest.h
@@ -29,13 +29,13 @@ class SubdivideTest: public Corrade::TestSuite::Tester<SubdivideTest> {
     private:
         class Vector1 {
             public:
-                static const size_t Size = 1;
+                static const std::size_t Size = 1;
                 typedef int Type;
 
                 Vector1(): data(0) {}
                 Vector1(int i): data(i) {}
-                int operator[](size_t) const { return data; }
-                int& operator[](size_t) { return data; }
+                int operator[](std::size_t) const { return data; }
+                int& operator[](std::size_t) { return data; }
                 bool operator==(Vector1 i) const { return i.data == data; }
                 Vector1 operator-(Vector1 i) const { return data-i.data; }
 
diff --git a/src/MeshTools/Test/TipsifyTest.h b/src/MeshTools/Test/TipsifyTest.h
index 939f6ae5a..12928f852 100644
--- a/src/MeshTools/Test/TipsifyTest.h
+++ b/src/MeshTools/Test/TipsifyTest.h
@@ -28,7 +28,7 @@ class TipsifyTest: public Corrade::TestSuite::Tester<TipsifyTest> {
 
     private:
         std::vector<unsigned int> indices;
-        size_t vertexCount;
+        std::size_t vertexCount;
 };
 
 }}}
diff --git a/src/MeshTools/Tipsify.h b/src/MeshTools/Tipsify.h
index d43f4e926..39b3ed092 100644
--- a/src/MeshTools/Tipsify.h
+++ b/src/MeshTools/Tipsify.h
@@ -33,7 +33,7 @@ class MESHTOOLS_EXPORT Tipsify {
     public:
         inline Tipsify(std::vector<unsigned int>& indices, unsigned int vertexCount): indices(indices), vertexCount(vertexCount) {}
 
-        void operator()(size_t cacheSize);
+        void operator()(std::size_t cacheSize);
 
         /**
          * @brief Build vertex-triangle adjacency
@@ -63,7 +63,7 @@ array for beter usage of post-transform vertex cache. Algorithm used:
 for Vertex Locality and Reduced Overdraw, SIGGRAPH 2007,
 http://gfx.cs.princeton.edu/pubs/Sander_2007_%3ETR/index.php*.
 */
-inline void tipsify(std::vector<unsigned int>& indices, unsigned int vertexCount, size_t cacheSize) {
+inline void tipsify(std::vector<unsigned int>& indices, unsigned int vertexCount, std::size_t cacheSize) {
     Implementation::Tipsify(indices, vertexCount)(cacheSize);
 }
 
diff --git a/src/MeshTools/Transform.h b/src/MeshTools/Transform.h
index 7e09e59ae..9ad5b3ceb 100644
--- a/src/MeshTools/Transform.h
+++ b/src/MeshTools/Transform.h
@@ -34,7 +34,7 @@ std::vector<Point3D> vertices;
 MeshTools::transform(Matrix4::scaling({2.0f, 0.5f, 0.0f}), vertices);
 @endcode
 */
-template<size_t size, class T, class U> inline void transform(const Math::Matrix<size, T>& matrix, U& vertices) {
+template<std::size_t size, class T, class U> inline void transform(const Math::Matrix<size, T>& matrix, U& vertices) {
     for(Math::Vector<size, T>& vertex: vertices)
         vertex = matrix*vertex;
 }
diff --git a/src/Primitives/Icosphere.h b/src/Primitives/Icosphere.h
index c01589d65..3f938ba84 100644
--- a/src/Primitives/Icosphere.h
+++ b/src/Primitives/Icosphere.h
@@ -26,7 +26,7 @@
 
 namespace Magnum { namespace Primitives {
 
-template<size_t subdivisions> class Icosphere;
+template<std::size_t subdivisions> class Icosphere;
 
 /**
 @brief 3D icosphere primitive with zero subdivisions
@@ -48,14 +48,14 @@ template<> class Icosphere<0>: public Trade::MeshData3D {
 Indexed triangle mesh with normals.
 */
 #ifndef DOXYGEN_GENERATING_OUTPUT
-template<size_t subdivisions> class Icosphere: public Icosphere<0> {
+template<std::size_t subdivisions> class Icosphere: public Icosphere<0> {
 #else
-template<size_t subdivisions> class Icosphere {
+template<std::size_t subdivisions> class Icosphere {
 #endif
     public:
         /** @brief Constructor */
         Icosphere() {
-            for(size_t i = 0; i != subdivisions; ++i)
+            for(std::size_t i = 0; i != subdivisions; ++i)
                 MeshTools::subdivide(*indices(), *normals(0), [](const Vector3& a, const Vector3& b) {
                     return (a+b).normalized();
                 });
diff --git a/src/Profiler.h b/src/Profiler.h
index b4f7f6306..1d52f14ed 100644
--- a/src/Profiler.h
+++ b/src/Profiler.h
@@ -115,7 +115,7 @@ class MAGNUM_EXPORT Profiler {
          * is 60.
          * @attention This function cannot be called if profiling is enabled.
          */
-        void setMeasureDuration(size_t frames);
+        void setMeasureDuration(std::size_t frames);
 
         /**
          * @brief Add named section
@@ -193,7 +193,7 @@ class MAGNUM_EXPORT Profiler {
         void save();
 
         bool enabled;
-        size_t measureDuration, currentFrame, frameCount;
+        std::size_t measureDuration, currentFrame, frameCount;
         std::vector<std::string> sections;
         std::vector<std::chrono::high_resolution_clock::duration> frameData;
         std::vector<std::chrono::high_resolution_clock::duration> totalData;
diff --git a/src/ResourceManager.h b/src/ResourceManager.h
index 919bc810c..d4b1db993 100644
--- a/src/ResourceManager.h
+++ b/src/ResourceManager.h
@@ -106,7 +106,7 @@ class ResourceKey: public Corrade::Utility::MurmurHash2::Digest {
          * @brief Constructor
          * @todo constexpr
          */
-        template<size_t size> inline constexpr ResourceKey(const char(&key)[size]): Corrade::Utility::MurmurHash2::Digest(Corrade::Utility::MurmurHash2()(key)) {}
+        template<std::size_t size> inline constexpr ResourceKey(const char(&key)[size]): Corrade::Utility::MurmurHash2::Digest(Corrade::Utility::MurmurHash2()(key)) {}
 };
 
 template<class T, class U> class Resource;
@@ -114,8 +114,8 @@ template<class T, class U> class Resource;
 #ifndef DOXYGEN_GENERATING_OUTPUT
 namespace Implementation {
     struct ResourceKeyHash {
-        inline size_t operator()(ResourceKey key) const {
-            return *reinterpret_cast<const size_t*>(key.byteArray());
+        inline std::size_t operator()(ResourceKey key) const {
+            return *reinterpret_cast<const std::size_t*>(key.byteArray());
         }
     };
 
@@ -146,18 +146,18 @@ namespace Implementation {
                 T* data;
                 ResourceDataState state;
                 ResourcePolicy policy;
-                size_t referenceCount;
+                std::size_t referenceCount;
             };
 
             inline virtual ~ResourceManagerData() {
                 delete _fallback;
             }
 
-            inline size_t lastChange() const { return _lastChange; }
+            inline std::size_t lastChange() const { return _lastChange; }
 
-            inline size_t count() const { return _data.size(); }
+            inline std::size_t count() const { return _data.size(); }
 
-            size_t referenceCount(ResourceKey key) const {
+            std::size_t referenceCount(ResourceKey key) const {
                 auto it = _data.find(key);
                 if(it == _data.end()) return 0;
                 return it->second.referenceCount;
@@ -243,7 +243,7 @@ namespace Implementation {
         private:
             std::unordered_map<ResourceKey, Data, ResourceKeyHash> _data;
             T* _fallback;
-            size_t _lastChange;
+            std::size_t _lastChange;
     };
 }
 #endif
@@ -372,7 +372,7 @@ template<class T, class U = T> class Resource {
 
         Implementation::ResourceManagerData<T>* manager;
         ResourceKey _key;
-        size_t lastCheck;
+        std::size_t lastCheck;
         ResourceState _state;
         T* data;
 };
@@ -465,7 +465,7 @@ template<class... Types> class ResourceManager: protected Implementation::Resour
         inline ~ResourceManager() { _instance = nullptr; }
 
         /** @brief Count of resources of given type */
-        template<class T> inline size_t count() {
+        template<class T> inline std::size_t count() {
             return this->Implementation::ResourceManagerData<T>::count();
         }
 
@@ -490,7 +490,7 @@ template<class... Types> class ResourceManager: protected Implementation::Resour
          *
          * @see set()
          */
-        template<class T> inline size_t referenceCount(ResourceKey key) const {
+        template<class T> inline std::size_t referenceCount(ResourceKey key) const {
             return this->Implementation::ResourceManagerData<T>::referenceCount(key);
         }
 
@@ -552,7 +552,7 @@ template<class... Types> class ResourceManager: protected Implementation::Resour
 
 /** @debugoperator{Magnum::ResourceKey} */
 template<class T> Corrade::Utility::Debug operator<<(Corrade::Utility::Debug debug, const ResourceKey& value) {
-    return debug << static_cast<const Corrade::Utility::HashDigest<sizeof(size_t)>&>(value);
+    return debug << static_cast<const Corrade::Utility::HashDigest<sizeof(std::size_t)>&>(value);
 }
 
 template<class ...Types> ResourceManager<Types...>* ResourceManager<Types...>::_instance(nullptr);
diff --git a/src/SizeTraits.h b/src/SizeTraits.h
index 62f984d39..4d4b28c09 100644
--- a/src/SizeTraits.h
+++ b/src/SizeTraits.h
@@ -39,7 +39,7 @@ to compute logarithms at compile time, e.g.
 `SizeTraits<Log<256, 289>::%value>::%SizeType`.
 */
 #ifdef DOXYGEN_GENERATING_OUTPUT
-template<size_t byte> struct SizeTraits {
+template<std::size_t byte> struct SizeTraits {
     /**
      * @brief (Unsigned) type able to index the data
      *
@@ -49,7 +49,7 @@ template<size_t byte> struct SizeTraits {
     typedef T SizeType;
 };
 #else
-template<size_t byte> struct SizeTraits: public SizeTraits<byte - 1> {};
+template<std::size_t byte> struct SizeTraits: public SizeTraits<byte - 1> {};
 #endif
 
 #ifndef DOXYGEN_GENERATING_OUTPUT
@@ -75,7 +75,7 @@ template<> struct SizeTraits<4> {
 If you have templated function which you want to call with type suitable for
 indexing data of some size, you will probably use cascade of IFs, like this:
 @code
-size_t dataSize;
+std::size_t dataSize;
 template<class IndexType> Bar foo(Arg1 arg1, Arg2 arg2, ...);
 
 Bar bar;
@@ -105,7 +105,7 @@ template<class Base> struct SizeBasedCall: public Base {
      * @brief Constructor
      * @param size          Data size
      */
-    SizeBasedCall(size_t size): size(size) {}
+    SizeBasedCall(std::size_t size): size(size) {}
 
     /**
      * @brief Functor
@@ -132,7 +132,7 @@ template<class Base> struct SizeBasedCall: public Base {
     }
 
     private:
-        size_t size;
+        std::size_t size;
 };
 
 /**
diff --git a/src/Swizzle.h b/src/Swizzle.h
index 308eee93a..49b0870b8 100644
--- a/src/Swizzle.h
+++ b/src/Swizzle.h
@@ -28,29 +28,29 @@ namespace Implementation {
     using Math::Implementation::Sequence;
     using Math::Implementation::GenerateSequence;
 
-    template<size_t size, size_t position> struct ComponentAtPosition {
+    template<std::size_t size, std::size_t position> struct ComponentAtPosition {
         static_assert(size > position, "Swizzle parameter out of range of base vector");
 
         template<class T> inline constexpr static T value(const Math::Vector<size, T>& vector) { return vector[position]; }
     };
 
-    template<size_t size, char component> struct Component {};
-    template<size_t size> struct Component<size, 'x'>: public ComponentAtPosition<size, 0> {};
-    template<size_t size> struct Component<size, 'y'>: public ComponentAtPosition<size, 1> {};
-    template<size_t size> struct Component<size, 'z'>: public ComponentAtPosition<size, 2> {};
-    template<size_t size> struct Component<size, 'w'>: public ComponentAtPosition<size, 3> {};
-    template<size_t size> struct Component<size, 'r'>: public ComponentAtPosition<size, 0> {};
-    template<size_t size> struct Component<size, 'g'>: public ComponentAtPosition<size, 1> {};
-    template<size_t size> struct Component<size, 'b'>: public ComponentAtPosition<size, 2> {};
-    template<size_t size> struct Component<size, 'a'>: public ComponentAtPosition<size, 3> {};
-    template<size_t size> struct Component<size, '0'> {
+    template<std::size_t size, char component> struct Component {};
+    template<std::size_t size> struct Component<size, 'x'>: public ComponentAtPosition<size, 0> {};
+    template<std::size_t size> struct Component<size, 'y'>: public ComponentAtPosition<size, 1> {};
+    template<std::size_t size> struct Component<size, 'z'>: public ComponentAtPosition<size, 2> {};
+    template<std::size_t size> struct Component<size, 'w'>: public ComponentAtPosition<size, 3> {};
+    template<std::size_t size> struct Component<size, 'r'>: public ComponentAtPosition<size, 0> {};
+    template<std::size_t size> struct Component<size, 'g'>: public ComponentAtPosition<size, 1> {};
+    template<std::size_t size> struct Component<size, 'b'>: public ComponentAtPosition<size, 2> {};
+    template<std::size_t size> struct Component<size, 'a'>: public ComponentAtPosition<size, 3> {};
+    template<std::size_t size> struct Component<size, '0'> {
         template<class T> inline constexpr static T value(const Math::Vector<size, T>&) { return T(0); }
     };
-    template<size_t size> struct Component<size, '1'> {
+    template<std::size_t size> struct Component<size, '1'> {
         template<class T> inline constexpr static T value(const Math::Vector<size, T>&) { return T(1); }
     };
 
-    template<size_t size, class T> struct TypeForSize {
+    template<std::size_t size, class T> struct TypeForSize {
         typedef Math::Vector<size, typename T::Type> Type;
     };
     template<class T> struct TypeForSize<2, T> { typedef Math::Vector2<typename T::Type> Type; };
@@ -61,11 +61,11 @@ namespace Implementation {
     template<class T> struct TypeForSize<4, Color3<T>> { typedef Color4<T> Type; };
     template<class T> struct TypeForSize<4, Color4<T>> { typedef Color4<T> Type; };
 
-    template<size_t size, class T> inline constexpr T componentAtPosition(const Math::Vector<size, T>& vector, size_t position) {
+    template<std::size_t size, class T> inline constexpr T componentAtPosition(const Math::Vector<size, T>& vector, std::size_t position) {
         return size > position ? vector[position] : throw;
     }
 
-    template<size_t size, class T> inline constexpr T component(const Math::Vector<size, T>& vector, char component) {
+    template<std::size_t size, class T> inline constexpr T component(const Math::Vector<size, T>& vector, char component) {
         return component == 'x' ? componentAtPosition(vector, 0) :
                component == 'y' ? componentAtPosition(vector, 1) :
                component == 'z' ? componentAtPosition(vector, 2) :
@@ -79,7 +79,7 @@ namespace Implementation {
                throw;
     }
 
-    template<size_t size, class T, size_t ...sequence> inline constexpr Math::Vector<sizeof...(sequence), T> swizzleFrom(Sequence<sequence...>, const Math::Vector<size, T>& vector, const char(&components)[sizeof...(sequence)+1]) {
+    template<std::size_t size, class T, std::size_t ...sequence> inline constexpr Math::Vector<sizeof...(sequence), T> swizzleFrom(Sequence<sequence...>, const Math::Vector<size, T>& vector, const char(&components)[sizeof...(sequence)+1]) {
         return {component<size>(vector, components[sequence])...};
     }
 }
@@ -137,7 +137,7 @@ evaluated at compile time, but at runtime.
 @see @ref matrix-vector-component-access, Vector4::xyz(), Color4::rgb(),
     Vector4::xy(), Vector3::xy()
 */
-template<class T, size_t newSize> inline constexpr typename Implementation::TypeForSize<newSize-1, T>::Type swizzle(const T& vector, const char(&components)[newSize]) {
+template<class T, std::size_t newSize> inline constexpr typename Implementation::TypeForSize<newSize-1, T>::Type swizzle(const T& vector, const char(&components)[newSize]) {
     return Implementation::swizzleFrom(typename Implementation::GenerateSequence<newSize-1>::Type(), vector, components);
 }
 
diff --git a/src/Test/ResourceManagerTest.h b/src/Test/ResourceManagerTest.h
index 2f5ba5243..5d3364eb9 100644
--- a/src/Test/ResourceManagerTest.h
+++ b/src/Test/ResourceManagerTest.h
@@ -25,7 +25,7 @@ namespace Test {
 
 class Data {
     public:
-        static size_t count;
+        static std::size_t count;
 
         inline Data() { ++count; }
         inline ~Data() { --count; }
diff --git a/src/TypeTraits.h b/src/TypeTraits.h
index 5b15c9832..2f01b0167 100644
--- a/src/TypeTraits.h
+++ b/src/TypeTraits.h
@@ -25,8 +25,8 @@
 namespace Magnum {
 
 namespace Math {
-    template<size_t, class> class Vector;
-    template<size_t, class> class Matrix;
+    template<std::size_t, class> class Vector;
+    template<std::size_t, class> class Matrix;
 }
 
 template<class> class Color3;
@@ -73,14 +73,14 @@ template<class T> struct TypeTraits: public Math::MathTypeTraits<T> {
      * Returns sizeof(GLfloat) for GLfloat, but also sizeof(GLfloat) for
      * Vector3. See count().
      */
-    inline constexpr static size_t size();
+    inline constexpr static std::size_t size();
 
     /**
      * @brief Count of plain elements in this type
      *
      * Returns 1 for plain OpenGL types like GLint, but e.g. 3 for Vector3.
      */
-    inline constexpr static size_t count();
+    inline constexpr static std::size_t count();
 };
 #else
 template<class T> struct TypeTraits {};
@@ -137,11 +137,11 @@ struct MAGNUM_EXPORT TypeInfo {
      * These two lines provide the same information, one at compile time,
      * one at runtime:
      * @code
-     * size_t size = TypeTraits<TypeOf<Type::UnsignedByte>::size();
-     * size_t size = TypeInfo::sizeOf(Type::UnsignedByte);
+     * std::size_t size = TypeTraits<TypeOf<Type::UnsignedByte>::size();
+     * std::size_t size = TypeInfo::sizeOf(Type::UnsignedByte);
      * @endcode
      */
-    static size_t sizeOf(Type type);
+    static std::size_t sizeOf(Type type);
 
     /**
      * @brief Whether the type is integral
@@ -169,56 +169,56 @@ template<> struct TypeTraits<GLubyte>: public Math::MathTypeTraits<unsigned char
     inline constexpr static Type type() { return Type::UnsignedByte; }
     inline constexpr static Type indexType() { return Type::UnsignedByte; }
     inline constexpr static AbstractImage::ComponentType imageType() { return AbstractImage::ComponentType::UnsignedByte; }
-    inline constexpr static size_t size() { return sizeof(GLubyte); }
-    inline constexpr static size_t count() { return 1; }
+    inline constexpr static std::size_t size() { return sizeof(GLubyte); }
+    inline constexpr static std::size_t count() { return 1; }
 };
 
 template<> struct TypeTraits<GLbyte>: public Math::MathTypeTraits<char> {
     inline constexpr static Type type() { return Type::Byte; }
     /* Can not be used for indices */
     inline constexpr static AbstractImage::ComponentType imageType() { return AbstractImage::ComponentType::Byte; }
-    inline constexpr static size_t size() { return sizeof(GLbyte); }
-    inline constexpr static size_t count() { return 1; }
+    inline constexpr static std::size_t size() { return sizeof(GLbyte); }
+    inline constexpr static std::size_t count() { return 1; }
 };
 
 template<> struct TypeTraits<GLushort>: public Math::MathTypeTraits<unsigned short> {
     inline constexpr static Type type() { return Type::UnsignedShort; }
     inline constexpr static Type indexType() { return Type::UnsignedShort; }
     inline constexpr static AbstractImage::ComponentType imageType() { return AbstractImage::ComponentType::UnsignedShort; }
-    inline constexpr static size_t size() { return sizeof(GLushort); }
-    inline constexpr static size_t count() { return 1; }
+    inline constexpr static std::size_t size() { return sizeof(GLushort); }
+    inline constexpr static std::size_t count() { return 1; }
 };
 
 template<> struct TypeTraits<GLshort>: public Math::MathTypeTraits<short> {
     inline constexpr static Type type() { return Type::Short; }
     /* Can not be used for indices */
     inline constexpr static AbstractImage::ComponentType imageType() { return AbstractImage::ComponentType::Short; }
-    inline constexpr static size_t size() { return sizeof(GLshort); }
-    inline constexpr static size_t count() { return 1; }
+    inline constexpr static std::size_t size() { return sizeof(GLshort); }
+    inline constexpr static std::size_t count() { return 1; }
 };
 
 template<> struct TypeTraits<GLuint>: public Math::MathTypeTraits<unsigned int> {
     inline constexpr static Type type() { return Type::UnsignedInt; }
     inline constexpr static Type indexType() { return Type::UnsignedInt; }
     inline constexpr static AbstractImage::ComponentType imageType() { return AbstractImage::ComponentType::UnsignedInt; }
-    inline constexpr static size_t size() { return sizeof(GLuint); }
-    inline constexpr static size_t count() { return 1; }
+    inline constexpr static std::size_t size() { return sizeof(GLuint); }
+    inline constexpr static std::size_t count() { return 1; }
 };
 
 template<> struct TypeTraits<GLint>: public Math::MathTypeTraits<int> {
     inline constexpr static Type type() { return Type::Int; }
     /* Can not be used for indices */
     inline constexpr static AbstractImage::ComponentType imageType() { return AbstractImage::ComponentType::Int; }
-    inline constexpr static size_t size() { return sizeof(GLint); }
-    inline constexpr static size_t count() { return 1; }
+    inline constexpr static std::size_t size() { return sizeof(GLint); }
+    inline constexpr static std::size_t count() { return 1; }
 };
 
 template<> struct TypeTraits<GLfloat>: public Math::MathTypeTraits<float> {
     inline constexpr static Type type() { return Type::Float; }
     /* Can not be used for indices */
     inline constexpr static AbstractImage::ComponentType imageType() { return AbstractImage::ComponentType::Float; }
-    inline constexpr static size_t size() { return sizeof(GLfloat); }
-    inline constexpr static size_t count() { return 1; }
+    inline constexpr static std::size_t size() { return sizeof(GLfloat); }
+    inline constexpr static std::size_t count() { return 1; }
 };
 
 #ifndef MAGNUM_TARGET_GLES
@@ -226,17 +226,17 @@ template<> struct TypeTraits<GLdouble>: public Math::MathTypeTraits<double> {
     inline constexpr static Type type() { return Type::Double; }
     /* Can not be used for indices */
     /* Can not be used for images */
-    inline constexpr static size_t size() { return sizeof(GLdouble); }
-    inline constexpr static size_t count() { return 1; }
+    inline constexpr static std::size_t size() { return sizeof(GLdouble); }
+    inline constexpr static std::size_t count() { return 1; }
 };
 #endif
 
-template<class T, size_t vectorSize> struct TypeTraits<Math::Vector<vectorSize, T>> {
+template<class T, std::size_t vectorSize> struct TypeTraits<Math::Vector<vectorSize, T>> {
     inline constexpr static Type type() { return TypeTraits<T>::type(); }
     /* Can not be used for indices */
     /* Can not be used for images */
-    inline constexpr static size_t size() { return sizeof(T); }
-    inline constexpr static size_t count() { return vectorSize; }
+    inline constexpr static std::size_t size() { return sizeof(T); }
+    inline constexpr static std::size_t count() { return vectorSize; }
 };
 
 template<class T> struct TypeTraits<Math::Vector2<T>>: public TypeTraits<Math::Vector<2, T>> {};
@@ -247,12 +247,12 @@ template<class T> struct TypeTraits<Math::Point3D<T>>: public TypeTraits<Math::V
 template<class T> struct TypeTraits<Color3<T>>: public TypeTraits<Math::Vector<3, T>> {};
 template<class T> struct TypeTraits<Color4<T>>: public TypeTraits<Math::Vector<4, T>> {};
 
-template<class T, size_t matrixSize> struct TypeTraits<Math::Matrix<matrixSize, T>> {
+template<class T, std::size_t matrixSize> struct TypeTraits<Math::Matrix<matrixSize, T>> {
     inline constexpr static Type type() { return TypeTraits<T>::type(); }
     /* Can not be used for indices */
     /* Can not be used for images */
-    inline constexpr static size_t size() { return sizeof(T); }
-    inline constexpr static size_t count() { return matrixSize*matrixSize; }
+    inline constexpr static std::size_t size() { return sizeof(T); }
+    inline constexpr static std::size_t count() { return matrixSize*matrixSize; }
 };
 
 template<class T> struct TypeTraits<Math::Matrix3<T>>: public TypeTraits<Math::Matrix<3, T>> {};