OmPad - OmPad is a free, simple, powerful, beautiful and minimal writing app that helps you focus and...
wikidPad - wikidPad is an application for storing thoughts, ideas, todo lists, contacts, or anything else that user can think of to write down.
Scribes - A text editor for GNOME that combines simplicity with power.
Simplenote - The simplest way to keep notes. Light, clean, and free. Simplenote is now available for iOS, Android, Mac, and the web.
Caret - Better Markdown Editor for Mac / Windows / Linux
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.