Pystickynote - Stickynotes for your desktop easily from the command line.
xfce4-notes - The notes plugin provides you a quick way to paste text, to write down a list of things, to leave a...
Stickies - Stickies is a PC utility written to replace Post-It-style notes left stuck to your monitor.
Notezilla - Colorful & powerful sticky notes app for Windows & Phones.
KingSumo - Grow your audience with viral giveaways that cut marketing costs
GumNotes - GumNotes is a more efficient way of creating sticky notes for your computer. This free software allows you to create notes and attach them to the files they are specifically related to.