OStatic

Here at OStatic, we've often covered the most useful extensions for Mozilla's Firefox browser. The extensions, of course, are what make it such a compelling browser to use. There has been a general trend among Firefox extensions toward extending the way the browser helps you get more out of the applications that you use all the time. In this post, you'll find six of the best examples of these app-helper extensions, which you can grab and install in minutes. Whether you use Google, Gmail, Facebook, Twitter, applications on mobile devices, or popular development tools, you'll find top-notch, efficiency-boosting extensions here.

Lifehacker is out with its 2009 Edition of its annual Top 10 Must-Have Firefox Extensions post. This year's list is pretty good, and has contributions from a number of the folks who post on Lifehacker. There are some older extensions on the list, and some new ones. Here are some thoughts on their favorites, and a few extensions we think should be there.