Unity Editor

This maintenance update introduces full compatibility with the 64-bit version of the Safari browser that ships with Mac OS X 10.6 "Snow Leopard". In addition, a number of bugs in the Unity Editor have been fixed for a smoother, more user-friendly experience.

This release adds a profiler, animation editor, and project search to the editor. The runtime can now load scenes and assets in the background in a separate thread. Unity projects can now be checked into external version control systems, such as Subversion, Bazaar, Git, or Perforce. Anti-aliasing now works with full-screen effects. Ambient occlusion has been added as a built in effect. Additionally, this release contains a lot of minor features, bug fixes, and optimizations. Unity is now available free of charge.

This release improves the stability of the Editor and Web Player and includes other fixes. Missing parts were included and some outstanding issues were corrected. Scene view Gizmos are pickable again. Scene View performance has been improved when very large hierarchies are selected. The WWW class now supports SSL (HTTPS) in Windows Editor and Standalone games. Numerous bugs and annoyances have been addressed.

The Unity editor now also runs on Windows. Usability has been improved with a totally rewritten GUI. The GUI can be fully customized by user code. The GUI uses tear-off tabs. The Asset Server client interface has been completely rewritten, sporting a change-set based interface. UnityGUI rendering has been optimized.
Google Chrome and Explorer 8 are now properly supported by the Web player. Numerous bugs have been fixed, and many minor features added.

MMO related features were added, such as streaming asset bundles and multiple stitchable terrains for streaming in large worlds on-demand. A procedural animation and rigging API was added. Dynamic shadows and projectors now also affect terrains. Per-camera shader replacements were implemented. The editor now has complete undo and redo. Completely custom editor windows can now be created. A scripting API has been added to hook into Unity's asset import pipeline. Various performance improvements, minor feature enhancements, and bugfixes have also been added.