On Friday, Mozilla.org released version 15.0.1 of its Firefox web browser. The new version, a 34.1 megabyte download and adds the following fixes and changes:

Sites visited while in Private Browsing mode could be found through manual browser cache inspection (787743)
- Silent, background updates.

- Support for SPDY networking protocol v3.

- WebGL enhancements, including compressed textures for better performance.

- Localization in Maithili (see all available locales).

- Optimized memory usage for add-ons.

- JavaScript debugger integrated into developer tools.

- New layout view added to Inspector.

- High precision event timer implemented.

- The CSS word-break property has been implemented.

- New responsive design tool allows web developers to switch between desktop and mobile views of sites.

- Native support for the Opus audio codec added.

- The element now supports the media attribute.

- Focus rings keep growing when repeatedly tabbing through elements (720987).

Firefox 15.0.1 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.