Release Notes: 3D mouse support and new custom keymap code were added. 140 bugs were fixed since 2.58a.
Release Notes: A new Mesh Bisect tool that cuts meshes in half was added. The Bridge, Edgenet fill, Grid fill, and Symmetrize tools were improved. Hair rendering was improved with a new Hair shader. Subsurface scattering uses a new sampling algorithm and now supports bump mapping and texture blurring. Sky rendering now uses a more accurate sky model. New blackbody, vector transform, and HSV nodes were added. The Motion tracker now supports plane tracking. FBX import was added. Over 270 bugs were fixed.
Release Notes: Fixes for some regressions since 2.68 (14 bugs fixed).
Release Notes: Many different mesh modeling tools have been added and improved. Cycle rendering performance has been improved on Windows and on GPUs. The motion tracker can now automate placement and choice of markers more with new tools. Smoke rendering quality has been improved to reduce blockiness. This release also includes over 280 fixes for bugs which were in the previous release.
Release Notes: This release includes FreeStyle for NPR rendering. The paint system has been improved. Subsurface scattering support for the cycles rendering engine was added. Motion tracking speed and accuracy was improved. The compositor can now preview smaller regions of the image. Python defined node support has been added. An improved modelling tool, better Unicode support in the text editor and console, and a 3D printing toolset are now included. Over 260 bugs were fixed.
Release Notes: Fixes for over 80 bugs since 2.66 relating to sculpting, rigid-body physics, user interface, and the game engine.