The switch to storing data in SQLite databases has caused a problem for Firefox users who use the web browser heavily. The databases grow over time and reduce the startup time and responsiveness of the web browser due to fragmentation. This can be largely attributed to the fact that Firefox will not optimize the databases [...]
Optimize Firefox Databases With Vacuum Places
The Mozilla Firefox development team switched to SQlite databases for data storage in Firefox 3. One problem that arose because of this switch was an increasing Firefox profile folder size as there was no build in way to optimize the SQlite databases regularly. We reviewed a solution to this problem a while ago (read: optimize [...]
FireFox Speed Up Script
Firefox Speed Up Script is a script for Greasemonkey that combines several tweaks to Firefox core configuration settings with site specific optimizations and various other improvements including blocking of known advertising scripts. The Greasemonkey extension for the Firefox web browser is required to use the Speed Up Script which will automatically become active after installation. [...]
Firefox Custom Builds
Custom builds of the Firefox web browser are created by third parties. They usually optimize Firefox (compiler and code) and sometimes add new features to the web browser as well. Not many Firefox users know of the existence of custom builds and probably lesser know that there is a third party builds forum at the [...]

