• NEW - Firefox on Mac OS X now has preliminary VoiceOver support turned on by default
• NEW - Initial web app support (Windows/Mac/Linux)
• NEW - Acholi localization added
• CHANGED - Improvements around JavaScript responsiveness through incremental garbage collection
• DEVELOPER - New Developer Toolbar with buttons for quick access to tools, error count for the Web Console, and a new command line for quick keyboard access
• DEVELOPER - CSS3 Animations, Transitions, Transforms and Gradients unprefixed in Firefox 16
• DEVELOPER - Recently opened files list in Scratchpad implemented
• FIXED - Debugger breakpoints do not catch on page reload (783393)
• FIXED - No longer supporting MD5 as a hash algorithm in digital signatures (650355)
• FIXED - Opus support by default (772341)
• FIXED - Reverse animation direction has been implemented (655920)
• FIXED - Per tab reporting in about:memory (687724)
• FIXED - User Agent strings for pre-release Firefox versions now show only major version (728831)

Known Issues

• UNRESOLVED - If you try to start Firefox using a locked profile, it will crash (see 573369)
• UNRESOLVED - For some users, scrolling in the main GMail window will be slower than usual (see 579260)
• UNRESOLVED - Windows: The use of Microsoft's System Restore functionality shortly after updating Firefox may prevent future updates (see 730285)
• UNRESOLVED - Pointer lock doesn't work in web apps (see 769150)