- [Homematic](https://github.com/hobbyquaker/awesome-homematic) - Smart home devices.
- [Homematic](https://github.com/hobbyquaker/awesome-homematic) - Smart home devices.
- [Ledger](https://github.com/sfischer13/awesome-ledger) - Double-entry accounting on the command-line.
- [Ledger](https://github.com/sfischer13/awesome-ledger) - Double-entry accounting on the command-line.
- [Uncopyright](https://github.com/johnjago/awesome-uncopyright) - Public domain works.
- [Uncopyright](https://github.com/johnjago/awesome-uncopyright) - Public domain works.
- [Crypto Currency Tools & Algorithms](https://github.com/kennethreitz/awesome-coins) — Digital currency where encryption is used to regulate the generation of units and verify transfers.