GNU libmicrohttpd is a small C library for embedding HTTP server functionality into other applications. It is reentrant, fast, supports HTTP 1.1, and permits listening on multiple ports. The API is simple and still powerful enough to allow programmers to use the entire HTTP feature set. SSL/TLS support is available as an option.
Linterna Mágica is a user script that finds Flash video clips in Web pages and plays them with a browser video plugin. Found Flash objects are replaced with HTML <object> tags, which are processed by browser video plugin. Linterna Mágica uses regular expressions to support most Web pages, so first-time-visit Web sites should work with it.
Salut à Toi (or SàT: "Hi to You") is an XMPP/Jabber client with multi-frontends. You can use it on a desktop (Wix), with a console interface (Primitivus), as a command-line tool (jp), or on the Web (Libervia). A plugin architecture is used to make it modular. With SàT, you can perform all the expected XMPP functions (instant messaging, multi-user chat, file transfert, etc.), but you can also use your email client (MUA) to read and send your XMPP messages, play games, do microblogging, pipe Unix command results, make scripts, etc.
WebNomad is a set of shell scripts that generate Web sites and image galleries fit for desktop as well mobile and tablet browsing. It can be operated on any device running ZShell. Its themes are based on Bootstrap CSS. Pages can be written in Markdown syntax interlaced with HTML. JQuery and BlueImp are used to make slideshows using all files found in a directory.
MN Viewer (Mobile Network Viewer) is a lightweight framework designed for system administrators who would like to be able to monitor many aspects of their network from their mobile phone. It allows for very simple expansion using simple PHP plugins. It is designed to integrate with other monitoring tools such as Cacti.