Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.
Pystickynote - Stickynotes for your desktop easily from the command line.
Boostnote - Boostnote is an open-source note-taking app.
Stickies - Stickies is a PC utility written to replace Post-It-style notes left stuck to your monitor.
Day One - A simple journal application for the Mac, iPhone, and iPad. AboutTo learn more about Day One, see these two excellent reviews . PublishPublish is not available in Day One 2.
KingSumo - Grow your audience with viral giveaways that cut marketing costs