Also still running, after more than 33 years: mume.org Disclaimer: I used to help run this - my main contribution was an extension language, which started as a

Also still running, after more than 33 years: mume.org Disclaimer: I used to help run this - my main contribution was an extension language, which started as a Scheme+Forth hybrid (everyone hated that...) and quickly morphed into sort-of-Scheme with "conventional" syntax.