"I accidentally discovered mozrepl today. It’s clearly designed for JavaScript development, but I thought it might be interesting for HTML development as well, and hacked the following together: ..."

"The sixth minor update to Mozilla Firefox 3 has been released. Firefox 3.0.6 fixes security vulnerabilities, improves stability, improves the ability for scripted commands to work properly with plugins and resolves a handful of other small bugs..."

"The proliferation of standards-based video sharing and collaboration is set to take off with a $US100,000 grant from the Mozilla Foundation to fund the development of the Ogg Theora video codec and server-side streaming software.

Ubiquity is a very popular Firefox extension that adds a flexible natural language command line to Firefox, and is developed by the folks at Mozilla. It's now out in a more useful new version, with a sleeker look, a more stable core, and the ability to create good looking skins.

"As the subject says, Firebug 1.3.0 Final is now up on addons.mozilla.org. Release notes are here. As mentioned previously, this version will not be compatible with Firefox 3.1 (Shiretoko) and up. For that you’ll need a Firebug 1.4 alpha, soon to be dubbed beta available on getfirebug.com’s releases directory. Notes are on the releases page..."

tmpfs is a virtual, RAM-backed filesystem. It’s lightning-fast, but since it’s RAM-backed, any file written to tmpfs uses precious memory while it’s there, and the entire contents of the virtual partition are lost on shutdown or crash. The good news is that these detriments can be minimized, making tmpfs a viable choice for your profile directory.

While you won't find any Firefox extensions designed specifically for mobile users, there are a few add-ons you might find particularly useful when you are on the move. Here are five of them.

We already knew that Firefox nightly beats Chrome in speed, the gap is getting wider with the latest Firefox builds (3.2a1pre). While Google Chrome uses webkit as a layout engine it uses it’s own javascript engine called V8. On the other hand webkit developers are quietly tweaking away its SquirrelFish engine for javascript speed increase.