Ubuntu Wiki also has some interresting ideas on how to install (Ubuntu) Linux on a Low Memory System.

Ubuntu Wiki teaches how to install a new version of Firefox on Ubuntu.

Pelletée d’extensions Firefox, sur le site Prendre un Café

foXpose (via, Mozilla extensions)

SystemRescueCd

unofficial UbuntuGuide Redux

3rd Party Ubuntu Projects

Fluendo GStreamer MP3 Plug-in is a combination of multiple things: a MIT licensed source code package implementating the mp3 codec, a fully licensed binary GStreamer plug-in available for download (and) a redistribution contract allowing distributions to distribute the binary Fluendo GStreamer MP3 plug-in free of charge.