Advanced Gtk+ Sequencer

Sound editor

mhWaveEdit is a graphical program for editing sound files

Create and edit your own movies

A multimedia file converter

Video editor

Implementation checker, policy checker, reporter, and fixer

Losslessly trim audio and video

Edit audio file metadata

Convert audio files

Edit tags in your audio files

Media Cutter + Joiner

Multi-purpose video editing and processing software

Video Editor - Fast, Precise, Stable

Edit audio file metadata

An easy to use, quick to learn, and surprisingly powerful video editor

Embed, validate, and export AVI files metadata

Edit audio file tags

Embed, validate, and export BWF files metadata

Convenient unified display of the most relevant technical and tag data for video and audio files

Digital Audio Workstation

Fast Tracker II inspired music tracker

Analyze DV streams and report errors

Multiplayer Music Sequencer

MusicBrainz's music tagger

Video editor

Flacon extracts individual tracks from one big audio file containing the entire album of music and saves them as separate audio files

FamiStudio NES Music Editor

Icecast and Shoutcast streaming client

Quality Control Tools for Video Preservation