Chess puzzle book generator: https://www.codemadness.org/chess-puzzles.html

xargs: an example for parallel batch jobs: https://www.codemadness.org/xargs.html

webdump HTML to plain-text converter: https://www.codemadness.org/webdump.html

Setup your own mail paste service: https://www.codemadness.org/mailservice.html

A simple TODO application: https://www.codemadness.org/todo-application.html

2FA TOTP without crappy authenticator apps: https://www.codemadness.org/totp.html

Setup an OpenBSD RISCV64 VM in QEMU: https://www.codemadness.org/openbsd-riscv64-vm.html

Sfeed_curses: a curses UI front-end for sfeed: https://www.codemadness.org/sfeed_curses-ui.html

hurl: HTTP, HTTPS and Gopher file grabber: https://www.codemadness.org/hurl.html

json2tsv: a JSON to TSV converter: https://www.codemadness.org/json2tsv.html