UpNote - A beautiful and clean cross-platform app for notes organizer

Mural - MURAL is a visual collaboration workspace for modern teams.

Notesnook - Notesnook is a simple and private note taking app that keeps your notes organized and synced on your phone, tablet and computer.

Sketchboard.io - Visual Remote Teamwork. Solve problems and create ideas on endless whiteboard with your teammates by sketching.

Note Board - Productivity app. Save information like a sticky notes.

Witeboard - A real-time whiteboard for your team. No signups required.