Abstract Warfare: a simple abstract strategy game
Crossroads game: another abstract strategy
Manweb: an online man page formatter
Ray.js: an (online) demo ray tracer in JavaScript
CIE Lab color picker: choose colors from a perceptually uniform space
Pixel playground: you enter a formula, the playground renders a pattern
ldns-host: a DNS lookup tool compatible with host from BIND 9
ytfeed: a tool to list recent YouTube videos
sbox: a simple passphrase-based file encryption utility
XT: a mercurial access-over-SSH manager
ufmt: a command line plain text formatter
xpopup: a simple X11 popup menu utility
inflate.c: a simple one-file DEFLATE decompressor library
libfiber: a user-space threading and asynchronous I/O library in C
Mark Two: a minimal markup language powering this site
Miniedit: command line text editing library in C
mkttc: a tool to pack multiple TTF/OTF fonts into a single TTC file
snusp2c: SNUSP-to-C compiler in Python
S9fES, a backup residence of Scheme 9 from Empty Space
Fuchsia (arXiv: 1701.04269): a tool for reducing differential equations for Feynman master integrals to epsilon form
Feynson: a tool for Feynman integral symmetries
Tables of Feynman integrals
Pill: a console screensaver for FreeBSD
vindinium-tv: a console viewer for vindinium.org games
vindinium-c: a bot for vindinium.org in C
vindinium-starter-ocaml: a starter pack for vindinium.org in OCaml
xf86-input-usbhid: a *BSD Xorg input driver for USB tablets and mice