An HTML/CSS Schema for TeX Primitives – Generating High-Quality Responsive HTML from generic TeX, by Dennis Müller. Introducing RusTeX which has very promising results.

Linear-time parser combinators in OCaml, by Neel Krishnaswami.

Livegrep is a tool, partially inspired by Google Code Search, for interactive regex search of gigabyte-scale source repositories.

“Back in my day …”, Paul Battley reviews 20 years of Ruby in 5 minutes.

tldraw, “a very good whiteboard”.

Paul Falstad’s Circuit Simulator, now written in JavaScript. Really educational!

A tutorial quantum interpreter in 150 lines of Lisp, by Robert Smith.

Illuminant, an ActivityPub server with an NNTP interface.

c72, a port of the earliest C compiler to x86.

Rejected GitHub Profile Achievements

how (not) to write a pipeline, by tef. Recommended.

Tips for concurrent programming, by Spencer Baugh.

Finding the BESTEST sine function for Nintendo 64, Steinar H. Gunderson uses Z3 to crunch IEEE float code.

PCG64 DXSM random number generator, Tony Finch converted the C++ reference behemoth into a 10 line C implementation. Git repo.

Garage is a lightweight geo-distributed data store that implements the Amazon S3 object storage protocol.

lemmy_monkey, make Lemmy forums look like old Reddit.

A clone of Smalltalk 80 from the Blue book, written by Richard Cornwell. Includes an interpreter in C to bootstrap.

Tail recursion in REBOL, by Joe Marshall.

Combinatorial coordinates for the aperiodic Spectre tiling, Simon Tatham extends his tiling algorithm to the Spectre.

The complex history of the Intel i960 RISC processor, by Ken Shirriff.

FrogFind!, The Search Engine for Vintage Computers.