500 Lines or less [1,2] might be of interest: it doesn't build up a single complex project from scratch, but it several show the core implementation of various

500 Lines or less [1,2] might be of interest: it doesn't build up a single complex project from scratch, but it several show the core implementation of various complex types of software. [1]: https://aosabook.org/en/ https://aosabook.org/en/ [2]: https://github.com/aosabook/500lines https://github.com/aosabook/500lines