Super Sound - Super Sound is a resourceful audio and music editor.
Tabbie - The missing tab manager for Chrome
Audacity - Audacity is a free and open-source audio production software suite that includes a surprising array of editing tools and recording systems.
Peek A Tab - A simple, effortless tab manager for chrome
Audio Video Editor and Mixer - Audio Video Editor and Mixer is a tool that helps you add changes to your video and audio files.
Workona - A better way to work in the browser.