Moot - Moot is a platform for gamers through which they can take part in gaming discussions.
LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
Steam Chat - Steam Chat is a chatting app for Steam users that enables them to chat through their cell phones and get updated with what is happening.
draw.io - Online diagramming application
XIM APEX Manager - XIM APEX Manager allows you to manage mouse and keyboard on Xbox, PS4, and PC, etc.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.