François-René Rideau has done a lot to evolve ASDF, the Common Lisp build system, and lots have been done since, also, like an implementation manager[0], an assets downloader[1] and compiler[2].

[0]: https://github.com/roswell/roswell

[1]: https://github.com/eudoxia0/rock

[2]: https://github.com/eudoxia0/asdf-linguist