CKEditor - Real-time collaborative future-ready rich text editor
Super Sound - Super Sound is a resourceful audio and music editor.
TinyMCE - TinyMCE is a content editor that functions as a plug-in for Wordpress websites.
MixPad - MixPad is free music Music Mixer and Recording software designed for easy audio production.
Quill - Powerful, API-driven rich text editor
Audio Video Editor and Mixer - Audio Video Editor and Mixer is a tool that helps you add changes to your video and audio files.