Adobe Acrobat was the first software to support Adobe Systems’ Portable Document Format (PDF). It is a family of software, some commercial and some free of charge. The Adobe Acrobat Reader program (now just called Adobe Reader) is available as a no-charge download from Adobe’s web site, and allows the viewing and printing of PDF files.

1. Nighty Tester Tools - It fixes extension compatibility (makes them all work with the latest firefox version), and adds a few extras useful to those that regularly test nightly builds of Firefox, Thunderbird, Sunbird and Toolkit Seamonkey (umong other things).

2. Better GReader - This extension is for Google Reader, and it Compiles some of the best Greasemonkey user scripts and Stylish skins for Google Reader into one convenient interface.

Mozilla's Firefox browser is among the most popular of all open source applications, and one of the reasons is that it is so extensible and customizable. You probably have lots of favorite Firefox extensions and have picked up some tips, but continuing to add to your arsenal makes lots of sense.

You can use a dedicated application like FBReader or Calibre to read and manage ebooks on your machine, or you can do it without leaving the convenience of the Firefox browser courtesy of the EPUBReader extension.

There's a new attack on Adobe Reader and Acrobat, and for now, there's no protection against it for Windows, Linux or Mac OS X.

GNUCitizen.org has discovered a way for malicious JAVA scripts to be hidden in a page that will be automatically extracted by Firefox’s JAVA reader. There is an easy fix if you install the NoScript Firefox extension, but this means that you’ll be running absolutely no scripts, making for a far more boring web browsing experience.

The pace at which Mozilla works can seem insane. It was less than a month ago when the the company released Firefox 3.5. Only three weeks later, Firefox posted screenshots of Firefox 3.7, which includes a change to the Tools bar and an Embracing Glass design.

But the ambition doesn’t end there. The Firefox team is looking even farther in the future: all the way to Firefox 4.0.

Mozilla Firefox 2.0.0.5 has been released and is currently being distributed to Firefox 2 users via the application's built-in software update system. The browser upgrade fixes several security bugs, which are detailed in the Firefox 2.0.0.5 section of the Mozilla Foundation Security Advisories page.

The Mozilla Firefox developers are working on several different branches of the web browser at the same time. The latest public version, Firefox 3.6.6 just released today, and Firefox 3.7 which will be renamed to Firefox 4.0 later this year.