draw.io - Online diagramming application
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.
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.
GameTree - Discover the friends and games you will love most.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
Bigfoot - Bigfoot is a gaming assistant for mobile gamers that provides them with various useful tools to enhance their gaming experience.