Lucidchart is a web-based application to draw diagrams.

GDevelop is an open source game creation software.

kodeWeave is a HTML/ CSS playground app.

Agario is a fun addicting MMO game in which player have to eat or be eaten while you strive to dominate the World of colorful cells.

Agar.io Clone is a clone of the agar.io game that uses a quadtree for collision testing and canvas layering.