AudioMass
AudioMass is a free full-featured web-based audio & waveform editing tool
Photopea | Online Photo Editor
Photopea Online Photo Editor lets you edit photos, apply effects, filters, add text, crop or resize pictures. Do Online Photo Editing in your browser for free!
Online Markdown Editor - Dillinger, the Last Markdown Editor ever.
Dillinger is an online cloud based HTML5 filled Markdown Editor. Sync with Dropbox, Github, Google Drive or OneDrive. Convert HTML to Markdown. 100% Open Source!