adept is a system for developing short courses for users needing to learn specific skills or knowledge. adept provides JIT ("just in time") learning, in contrast to the more usual "just in case" learning. It can be used as an intranet application to propagate knowledge to employees, or to educate customers via your homepage.
aGNeS is a solid BBS system from Vestris Inc. aGNeS allows threaded discussions, article searching, archiving, thread expanding and collapsing, etc. It allows to setup as many web boards as desired with totally different layout , using one CGI. The look and feel of your forum can be just whatever you like using template pages. aGNeS is web-administrable. There are tons of features and options.
camE is a Webcam grabber designed for video4linux devices. It is based on the xawtv webcam app, but extended to use imlib2 for applying antialised, blended truetype fonts to the image before upload. A large number of new options have been added including scp support (in addition to ftp), image archiving, and much more. It runs as a daemon and needs no X connection to operate.
erikyyyphone is a very old internet audio conferencing application. The last version was december 1996. It has now been updated to nowadays library status and added autoconf+automake. Multiple persons can talk to each other. It uses very little bandwith and can handle network lags intelligently.
Hasciicam makes it possible to have live ASCII video on the Web. It captures video from a TV card and renders it into ASCII, formatting the output into an HTML page with a refresh tag or in a live ASCII window or in a simple text file as well, giving anyone that has a bttv card, a Linux box, and a cheap modem line the ability to show a live asciivideo feed that can be browsable without any need for a plugin, Java, etc.
KVirc is a Visual Internet Relay Chat Client based on the Qt library. Features include a MDI user interface, drag & drop, built-in scripting language (aliases, popups and events), customizable backgrounds and colours, DCC (chat, send with resume, voice), CTCP functions, mIRC colour support with preview, notify list, online help and configurable logging.
panFora is a full featured, high performance Web-based collaboration tool for discussion forums and file sharing. Using standard web browsers and a multi-framed/windowed approach, it has a desktop application feel familiar to users of desktop email/newsgroup tools. A traditional single-frame web layout is also available as a user preference. Extensive admin features allow forums to be created, customized, colorized, reconfigured and maintained, completely from the web. Other unique features include hierarchical topic structure, announcements by groups, and full but safe HTML formatting support in message posts. A popular high performance open-source embedded database is built-in; no database installation is required by the user, making panFora installation fast and easy.