OnlineNotepad.org - Free browser-based text editor
Remember The Milk - Remember The Milk is a task and time management application for mobile devices.
aNotepad - anotepad.com is an online text editor that you can write notes and anotepad also has great stability
Simplenote - The simplest way to keep notes. Light, clean, and free. Simplenote is now available for iOS, Android, Mac, and the web.
Notepad Online - Notepad online is a free online notepad website that allows you to create online notes, save notes, text edit, find and replace word, convert cases etc.
Shrib - Take notes online. 'Free and no login' or 'AI assistant, visitor stats, privacy and productivity': super simple, with publishing and markdown, share to all devices.