diff --git a/doc/opengl-support.dox b/doc/opengl-support.dox
index 41624536b..708dc15b7 100644
--- a/doc/opengl-support.dox
+++ b/doc/opengl-support.dox
@@ -50,6 +50,8 @@ following:
 @todo Replace @extension{APPLE,vertex_array_object} with ARB version (we use only ARB functions without APPLE fallback)
 @todo @extension{APPLE,flush_buffer_range} doesn't add anything to @extension{ARB,map_buffer_range} (remove it and leave only ARB one)
 @todo @extension{EXT,texture_array} overlaps with @extension{ARB,framebuffer_object}
+@todo Replace @extension{NV,depth_buffer_float} with @extension{ARB,depth_buffer_float} and implement the missing @fn_gl{DepthRange} function
+@todo @extension{ARB,half_float_pixel}, @extension{ARB,half_float_vertex}?
 
 %Extension                                   | Status
 -------------------------------------------- | ------
@@ -191,6 +193,8 @@ following:
 
 @subsection opengl-support-44 OpenGL 4.4
 
+@todo Also fallback to @extension{AMD,query_buffer_object}
+
 %Extension                                   | Status
 -------------------------------------------- | ------
 @extension{ARB,buffer_storage}               | |
@@ -204,6 +208,10 @@ following:
 
 @subsection opengl-support-extensions OpenGL extensions
 
+@todo @extension{ARB,sparse_texture}, @extension{ARB,bindless_texture} + their vendor equivalents
+@todo @extension{ATI,meminfo}, @extension{NVX,gpu_memory_info}, GPU temperature
+@todo @extension{AMD,performance_monitor}, @extension{INTEL,performance_query}
+
 %Extension                                   | Status
 -------------------------------------------- | ------
 @extension{AMD,vertex_shader_layer}          | done (shading language only)
diff --git a/src/Magnum/AbstractFramebuffer.h b/src/Magnum/AbstractFramebuffer.h
index f375e49a8..1f279f9a9 100644
--- a/src/Magnum/AbstractFramebuffer.h
+++ b/src/Magnum/AbstractFramebuffer.h
@@ -162,7 +162,6 @@ in repeated @fn_gl{Get} calls.
 
 If @extension{ARB,robustness} is available, @ref read() operations are
 protected from buffer overflow.
-@todo @extension{ARB,viewport_array} (and `GL_MAX_VIEWPORTS`)
 */
 class MAGNUM_EXPORT AbstractFramebuffer {
     friend struct Implementation::FramebufferState;
diff --git a/src/Magnum/Buffer.h b/src/Magnum/Buffer.h
index 0ece23817..faed9eae9 100644
--- a/src/Magnum/Buffer.h
+++ b/src/Magnum/Buffer.h
@@ -187,9 +187,6 @@ don't need buffer data anymore to avoid unnecessary memory operations performed
 by OpenGL in order to preserve the data. If running on OpenGL ES or extension
 @extension{ARB,invalidate_subdata} is not available, these functions do
 nothing.
-
-@todo Support for AMD/ARB's query buffer (@extension{AMD,query_buffer_object}, @extension{ARB,query_buffer_object})
-@todo BindBufferRange/BindBufferOffset/BindBufferBase for transform feedback (3.0, @extension{EXT,transform_feedback})
  */
 class MAGNUM_EXPORT Buffer: public AbstractObject {
     friend struct Implementation::BufferState;
diff --git a/src/Magnum/Context.h b/src/Magnum/Context.h
index 29a806b3f..60afb96ae 100644
--- a/src/Magnum/Context.h
+++ b/src/Magnum/Context.h
@@ -91,8 +91,6 @@ through @ref Context::current() is automatically created during construction of
 *Application classes in @ref Platform namespace. You can safely assume that the
 instance is available during whole lifetime of *Application object. See
 @ref platform documentation for more information about engine setup.
-@todo @extension{ATI,meminfo}, @extension{NVX,gpu_memory_info}, GPU temperature?
-    (here or where?)
 */
 class MAGNUM_EXPORT Context {
     Context(const Context&) = delete;
diff --git a/src/Magnum/Mesh.h b/src/Magnum/Mesh.h
index f6d6cc37b..0d65c4151 100644
--- a/src/Magnum/Mesh.h
+++ b/src/Magnum/Mesh.h
@@ -310,7 +310,6 @@ If index range is specified in @ref setIndexBuffer(), range-based version of
 drawing commands are used on desktop OpenGL and OpenGL ES 3.0. See also
 @ref draw() for more information.
 
-@todo Support for indirect draw buffer (OpenGL 4.0, @extension{ARB,draw_indirect})
 @todo Redo in a way that allows glMultiDrawArrays, glDrawArraysInstanced etc.
 @todo How to glDrawElementsBaseVertex()/vertex offset -- in draw()?
  */
diff --git a/src/Magnum/Query.h b/src/Magnum/Query.h
index 07a9bf3fe..4062c0513 100644
--- a/src/Magnum/Query.h
+++ b/src/Magnum/Query.h
@@ -41,7 +41,6 @@ namespace Magnum {
 
 See @ref PrimitiveQuery, @ref SampleQuery and @ref TimeQuery documentation for
 more information.
-@todo Support for AMD's query buffer (@extension{AMD,query_buffer_object})
 @todo `QUERY_COUNTER_BITS` (not sure since when this is supported)
 */
 class MAGNUM_EXPORT AbstractQuery: public AbstractObject {