Unity - The multiplatform game creation tools for everyone.
Filtron - Create and share your own photo filters on Mac & iPhone
Godot Engine - Feature-packed 2D and 3D open source game engine.
CSSGram - Recreate Instagram filters with CSS filters and blend mode
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Onehub - Onehub helps businesses securely share and control files in the cloud.