Fleck is a Clojure-ish lisp inside bash, based on the Make-A-Lisp (MAL) project!
MAL is a really fun project to play with, but this is the first time I've seen someone build a project on top of it.
Futhark's design is deliberately trying to stay simple to keep long term design sustainable.
The author also has an interesting discussion of relative versus absolute paths in import syntax, and how relative paths can make local analysis easier.
Wonderful post from the lead LLVM maintainer reflecting on how the project is run, the design issues in LLVM today, and opportunities to make it better:
I find it odd that people recommend Docker for sandboxing agentic coding tools. Isn't it easier to just create a separate user account on the machine?
It's an established security boundary, and viewing output is easy (just make the user's home directory world readable).