Contributor to PuTTY
Contributor to StExBar (as ‘tortoisesvn’), demoHelper (as ‘tortoisesvn’), favIconizer (as ‘tortoisesvn’), grepWin (as ‘tortoisesvn’), CommitMonitor (as ‘tortoisesvn’), and TortoiseSVN (as ‘steveking’)
Contributor to Firebug
Contributor to Linux Kernel 2.6, linux-davinci, linux-omap, GNU Emacs (as ‘meyering’), PolicyKit, util-linux-ng, oVirt, GNU idutils, GNU Autoconf, gnulib, GNU Automake, LVM (as ‘meyering’), GNU sed, Free Software Directory (as ‘meyering’), virt-factory, Fedora Live Tools, Cairo, Perl, libvirt (as ‘meyering’), Qpid - Open Source AMQP (as ‘meyering’), cobbler, GCC, the GNU Compiler Collection (as ‘meyering’), GNU Bison (as ‘meyering’), CVS: Concurrent Versions System (as ‘meyering’), Git, GNU Make (as ‘meyering’), GNU Parted, and GNU Core Utilities
Contributor to Subversion, GNU Emacs, and CVS: Concurrent Versions System
Contributor to GNU Make
Contributor to Vim
Contributor to GNU Screen
Contributor to grep
Contributor to phpMyAdmin (as ‘lem9’)