A macro processor that is used automatically by the GNU C compiler to transform programs before actual compilation.

PHP_CodeSniffer is a set of two PHP scripts; the main phpcs script that tokenizes PHP, JavaScript and CSS files to detect violations of a defined coding standard, and a second phpcbf script to automatically correct coding standard violations. PHP_CodeSniffer is an essential development tool that ensures your code remains clean and consistent.

FreeTTS is a speech synthesis system written entirely in the Java(TM) programming language. It is based upon Flite, a small run-time speech synthesis engine developed at Carnegie Mellon University. Flite in turn is derived from the Festival Speech Synthesis System from the University of Edinburgh and the FestVox project from Carnegie Mellon University.

F-Droid is an installable catalogue of FOSS (Free and Open Source Software) applications for the Android platform. The client makes it easy to browse, install, and keep track of updates on your device.

obfs4proxy is a tool that attempts to circumvent censorship by transforming the Tor traffic between the client and the bridge. This way censors, who usually monitor traffic between the client and the bridge, will see innocent-looking transformed traffic instead of the actual Tor traffic.

The Live Systems project maintains the components to build Debian based Live systems and the official Debian Live images themselves.