On Tuesday, Mozilla.org released version 16.0 of its Firefox web browser. The new version, a 33.3 megabyte download and adds the following fixes and changes:

New:
- Firefox on Mac OS X now has preliminary VoiceOver support turned on by default.

- Initial web app support (Windows/Mac/Linux).

- Acholi and Kazakh localizations 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.

- CSS3 Animations, Transitions, Transforms and Gradients unprefixed in Firefox 16
Recently opened files list in Scratchpad implemented.

Fixed:
- Debugger breakpoints do not catch on page reload (783393).

- No longer supporting MD5 as a hash algorithm in digital signatures (650355).

- Opus support by default (772341).

- Reverse animation direction has been implemented (655920).

- Per tab reporting in about:memory (687724).

- User Agent strings for pre-release Firefox versions now show only major version (728831).

Known Issues:
- If you try to start Firefox using a locked profile, it will crash (see 573369)
For some users, scrolling in the main GMail window will be slower than usual (see 579260).

- Pointer lock doesn’t work in web apps (see 769150).

Firefox 16.0 requires an Intel-based Mac running Mac OS X 10.5 or later to install and run.

If you’ve tried the new version and have any feedback to offer, please let us know in the comments.