C++
C++ concurrency support library
Daily FX/crypto backtester
Teach yourself C++ in 45 years -- training material using OpenAI
C++ recipes
Discrete Fourier transforms in C++23 -- Fourier analysis without 3rd-party libraries
Web
Online logbook -- using GitBook
Static website generator -- a one line website generator (maybe two)
Check my websites are up -- top level domain topology
GitLab CI pipelines -- this web page