Richard Bird (1943–2022), obituary by Jeremy Gibbons.
Remembering Ned Freed (1959–2022), by Nathaniel Borenstein. “MIME was the product of our collaboration, but it was the collaboration itself that I most treasure.”
Lotus 1-2-3 For Linux, by Tavis Ormandy.
MarkovJunior is a probabilistic programming language where programs are combinations of rewrite rules and inference is performed via constraint propagation.
ipftrace2 is a tool which allows you to trace the journey of packets inside the Linux kernel.
microFLENG, a low level concurrent logic programming language descended from Prolog. Can target Z80 and Uxn. Written by Felix L. Winkelmann.
Frustration: Escaping a Turing Tar Pit with Forth, implemented in Rust. By Peter Fidelman.
The appeal of bidirectional type-checking, by Gabriella Gonzalez.
The First Lisp Compiler, a look at the Hart–Levin Compiler.
Zstandard Worked Example, in 7 parts. By Nigel Tao.