A cryptocurrency implementation in less than 1500 lines of code.
Initially based on an idiomatic port of https://github.com/conradoqg/naivecoin for .NET Core 2.0, licensed under Apache 2.0 License terms are available here: https://github.com/conradoqg/naivecoin/blob/master/LICENSE
This code relies on lib-sodium and a custom build of lib-sodium-net for cryptography: https://github.com/adamcaudill/libsodium-net, licensed under MIT License terms are available here: https://github.com/adamcaudill/libsodium-net/blob/master/LICENSE