Buy Me A Coffee - A free, fast and friendly way to accept donations 💰
SimPhy - Interactive 2D & 3D Physics simulation software
Octopus Tasks - Earn by doing micro-tasks for companies and friends.
Algodoo - Algodoo is a 2D simulator freeware product designed as a physics learning tool. It was originally created by Emil Emerfeldt as part of his master’s thesis in 2008. Read more about Algodoo.
Cent - A network for Universal Creative Income.
Physion - Physics Simulation Sandbox