Thunderbird is a open source mail client developed and maintained by Mozilla foundation.

Mantis Bug Tracker is a free and open source, web-based bug tracking system. The most common use of MantisBT is to track software defects.

Steam is a digital game distribution platform developed by Valve corporation.

Battle.net desktop app is designed to improve your gaming experience. It’ll streamline your login and make it even easier to keep up with your friends.