Airborn - Create and edit documents online without sacrificing your privacy

Notepin - Extremely simple note-taking + blogging ✍️

Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.

Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.

Mellel - Home Page for Mellel: The word processor of choice for scholars, writers and long document writing. for Mac OS X and iOS.

Better Notes - Simple notes app that ties notes together with #hashtags