If you're interested in the idea of databases built from scratch since the time this post was written in 2017 (based on GitHub contributions info), here are a few: - Materialize: 2017 - DuckDB: 2018 - RedPanda: 2019 - TigerBeetle: 2020
[1]: https://github.com/kuzudb/kuzu
[2]: https://kuzudb.com/blog/meet-kuzu.html
[3]: https://kuzudb.com/blog/what-every-gdbms-should-do-and-visio...