TLDR: didactic DB in python together with a hand's-on DBMS course in Jupyter, WIP since 2024 but no releases

Seems like a great idea, worth evaluating and contributing to.

Others afaik in C++ and rust - see e.g.,

- list: https://github.com/pingcap/awesome-database-learning

- list: https://dbdb.io/

- CMU: https://github.com/cmu-db/bustub

- GA tech: https://github.com/jarulraj/buzzdb

- rust/distributed: https://github.com/erikgrinaker/toydb