PiratePad - Real-time collaborative text-editor. No account required. Edits highlighted in authors color.

wikidPad - wikidPad is an application for storing thoughts, ideas, todo lists, contacts, or anything else that user can think of to write down.

Scriby - AI-Powered Meeting Note Platform

Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.

Banana Dance Wiki/CMS - Free open source software combining the best of wiki and CMS with community building-features.

Simplenote - The simplest way to keep notes. Light, clean, and free. Simplenote is now available for iOS, Android, Mac, and the web.