A regex(3) test harness created by Glenn Fowler <gsf@research.att.com> but no longer available at research.att.com

Tcl/Tk based UI for Git. I am currently acting as the project's maintainer.

NES Super Mario Bros level 1 written in pure sed!

Conway Game of Life in sed.

Software Automatic Mouth - Tiny Speech Synthesizer

A runtime type checker for bash.... in bash. I'm not sorry.

5-note polyphonic synthesizer in sed

Sed Lisp -- a lisp interpreter in GNU sed

XMPP/Jabber echo bot (written in sed)

x86-64 assembly µkernel

IRC bot in COBOL-74

brainfuck to sed compiler written in sed

A corrollary client to smilebot for HexChat

An IRC bot for Cards Against Humanity

fungot, a Funge-98 bot

Yasm Assembler mainline development tree

A shim layer which adds the core interfaces required for OpenZFS.

OpenZFS on Linux and FreeBSD