GTK+ programs
- Claws Mail ManageSieve Plugin - Manage mail filters in Claws Mail
- Claws Mail plugin reloader plugin - a development tool
- GUI for Baresip - Make VoIP calls from your desktop
- display-rotation-menu-gtk - Rotate your display using a menu
Collaborative web apps
- - Free-form card game platform
- - Shared music listening environment
- - Collaborative 3D drawing space
- - Collaborative maze drawing site
- git-ssb - Cloudless git hosting
Command line tools
- - Build minimalistic static websites.
- - Live edit stylesheets in vim.
- ledger-scripts - Work with ledger journals.
- - Turn command line programs into network servers.
- - Decentralized IRC network
- gitfeed - Generate RSS/Atom feeds for git repos
C libraries
- - N-gram Markov chain library and utility
- - Linked list library
- - transparent resizable buffer library
Scraping tools
- - Export Google Group email archives
- - Look up New York State laws
- - Blackboard client
- smpl - Access data for a simple.com bank account
- cutl - Access data for a credit unions accounts
Retrocomputing
- - Web browser for (Mac OS) System 6