We will be using Steel Bank Common Lisp, you can get it with Homebrew:
brew install sbcl
Emacs is highly recommended, it has very powerful editing modes for Lisp (I recommend sly). If you are new to Emacs, I recommend Doom Emacs.
There is a usable extension for VS Code users, check it out here.
- http://www.paulgraham.com/acl.html
- http://www.lispworks.com/documentation/HyperSpec/Front/
- https://www.cs.cmu.edu/Groups/AI/html/cltl/cltl2.html