Avidemux is a free video editor designed for simple cutting, filtering and encoding tasks. (GPL)

Celtx is free media pre-production software designed for creating and organizing media projects like screenplays, films, videos, stageplays, audio plays, documentaries, comics and games. (MPL)

Cinefx is a suite of open source, cross platform media playback, encoding, visual effects and editing digital content creation tools. (GPL)

CinePaint is a deep paint image retouching tool that supports higher color fidelity than ordinary painting tools. (GPL)

freemix is a free live video editing software, intended for and made by freedom loving live video artists. (GPL)

Kaltura is the 1st Open-Source Platform for Video Creation, Management, Interaction, and Collaboration. (GPL)

Kdenlive is a non linear video editor for KDE. Its goal is to bring easy and powerfull video editing to your KDE Desktop. (GPL)

Kino is a free software, GTK+-based, non-linear digital video editor. (GPL)

LiVES is a Free, Open Source video editor and a VJ tool. (GPL)

Mission: To create an open-source, non-linear video editor for Linux. OpenShot provides extensive editing and compositing features, and has been designed as a practical tool for working with high-definition video including HDV and AVCHD. (GPL)

PiTiVi is a free, intuitive and featureful movie editor for the Linux desktop. (LGPL)

VirtualDub is a video capture/processing utility for 32-bit Windows platforms. (GPL)