Kap - Kap is an open-source screen recorder built with web technology.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Thum.io - A real-time website screenshot generator
Studio1 - Automate your screencast videos for customer support.
Picmaker - Design the Future
Firefox Send - A file sharing which allows you to send encrypted files to other users.