Audio Video Editor and Mixer - Audio Video Editor and Mixer is a tool that helps you add changes to your video and audio files.
CKEditor - Real-time collaborative future-ready rich text editor
MixPad - MixPad is free music Music Mixer and Recording software designed for easy audio production.
Summernote - Summernote is a JavaScript library that helps users create WYSIWYG editors online.
Add Audio to Video - Add Audio to Video empowers you to add custom audio tracks to your video files.
Froala Editor - Froala Editor is a WYSIWYG HTML editor that enables rich text editing capabilities for the applications.