Startup Notes - Most actionable advice from each Startup School speaker
Stickies - Stickies is a PC utility written to replace Post-It-style notes left stuck to your monitor.
Whimsical - The visual workspace for teams.
Scrawl - Scrawl is a notes taking and memo app that lets you keep track of the things that are important for you, like daily routine tasks, projects, reminders, calculations, or accountability of someone.
Standard Notes - A safe place for your notes, thoughts, and life's work
Pystickynote - Stickynotes for your desktop easily from the command line.