Ellcrys is a decentralized version control system that allows people across the world to build open source software products collectively. Open source contributors receive coins as reward when their contributions are accepted, they can also retain some ownership and receive revenue from revenue generating projects. Collaborators can co-develop and co-own applications such as websites, mobile apps, smart contracts, libraries etc. Ellcrys aims to provide a decentralized platform where people can build open, transparent multi-owner applications.