Kinopio - Thinking canvas for mind mapping, brainstorming, and moodboards
Stickies - Stickies is a PC utility written to replace Post-It-style notes left stuck to your monitor.
Kanboard - Kanboard is a free and open source Kanban project management software.
Simple Sticky Notes - Sticky notes have long served a great purpose. Hang them around the home or office and be instantly reminded of important items in your personal or professional life... read more.
Excalidraw - Excalidraw is a whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them.
Microsoft Sticky Notes - A brand new Sticky Notes for Windows has arrived!