Unity - The multiplatform game creation tools for everyone.
Dogo - Positive dog training, make learning tricks fun
Godot Engine - Feature-packed 2D and 3D open source game engine.
Hundeo - Hundeo is an app for the holistic training of dogs.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Good Dog - Connect directly with good breeders, shelters and rescues