Computers

Open video codec that can compete with MPEG-4 format. News, source-code, and FAQ.

A free manual explaining the codec and the tools to cut, split, resize, convert and otherwise manipulate video files in this format.

Provides a number of free applications for manipulating and creating video files in the Ogg Theora format.

Free software library in C which aims to make decoding of this format easier.

Open source DVD backup and ripping utility for GNU/Linux that encodes in Theora. Documentation, screenshots, download links.

The HTML5 video tag, browser support, converting videos into an HTML5 supported format.