Walling for Windows - Visual walls for your ideas and projects. Now on Windows.
Synology Note Station - Without needing to spend money on Evernote, Synology Note Station provides a desktop client to organize all your random notes in one place.
Smart Notes - Sticky notes for your web browser
UpNote - A beautiful and clean cross-platform app for notes organizer
Allo.io - Whiteboarding, documentation, and video chat in one place.
Note Board - Productivity app. Save information like a sticky notes.