Download Firefox 8.0 Beta 1 and Firefox 7.0.1 ,comes with many new features and enhancements

Mozilla corp recently  released Firefox 8.0 Beta 1 and Firefox 7.0.1 final with many new enhancements and features like up to 50% less RAM usage , increase in performance, adding twitter to sidebar, You can see the  full changelog below, Most of the features , i mentioned above are available in Firefox 8.0 Beta 1, but as it is in Beta stage, so it may show some bugs, download Firefox 7.0.1 as it is more stable but it lacks features.

 Changelog for Firefox 7.0.1
- No major improvement but its a stable and updated version which is currently available for download.

 Changelog for Firefox 8.0 Beta 1
 - Add-ons installed by third party programs are now disabled by default
- Added a one-time add-on selection dialog to manage previously installed add-ons
- Added Twitter to the search bar
- Added a preference to load tabs on demand, improving start-up time when windows are restored
- Improved tab animations when moving, reordering, or detaching tabs
- Improved performance and memory handling when using <audio> and <video> elements
- Added CORS support for cross-domain textures in WebGL
- Added support for HTML5 context menus
- Added support for insertAdjacentHTML
- Improved CSS hyphen support for many languages
- Improved WebSocket support
- Fixed several stability issues

You can download updated Firefox from Filehippo.com or mozilla.com.