Pocket - When you find something you want to view later, put it in Pocket.

Explain Everything - Explain Everything is an easy-to-use design, screencasting, and interactive whiteboard tool that...

wallabag - Save the web, freely.

Gynzy - Gynzy is the ultimate educational software that helps teachers create engaging lesson plans that will raise student engagment and save time for educators.

Buku - A powerful command-line bookmark manager.

LiveBoard - Cross-platform whiteboard solution, whether you're teaching or tutoring online, or you want to provide a more interactive experience for classroom teaching.