Kover is a WYSIWYG CD cover printer. You have the ability to enter the title, contents, set background colors, enter text, embed images or stream the title and tracks from CDDB (including CDDB Code 211). Kover can authenticate through a proxy (Basic, but not Digest) for accessing CDDB, and make a CDDB request just by entering the CDDB ID (i.e., no need to have the CD inserted).

Free, secure, production-quality and standard-conformant FTP server. Features include chrooted home directories, virtual domains, built-in 'ls', anti-warez system, configurable ports for passive downloads, FXP protocol, bandwidth throttling, ratios, fortune files, Apache-like log files, fast standalone mode, atomic uploads, text / HTML / XML real-time status report, virtual users, virtual quotas, privilege separation, SSL/TLS and more.

SSH's (secure shell) most common authentication mode is called "interactive keyboard password authentication", so called both because it is typically done via keyboard, and because openssh takes active measures to make sure that the password is, indeed, typed interactively by the keyboard. Sometimes, however, it is necessary to fool ssh into accepting an interactive password non-interactively. This is where sshpass comes in.

The APCu is userland caching: APC (Alternative PHP Cache) stripped of opcode caching after the deployment of Zend OpCache in PHP 5.5 as the primary solution to opcode caching in future versions of PHP.

The Linux Memory Game is an X11 game for children ages 3 and up, based on the card game "Memory". It is written using GTK+ library. Although it is a children's game, it has five skill levels, the higher ones are challenging to adults as well. It features the ability to add your own 64x64 pixmap images.

LLVM is a collection of libraries and tools that make it easy to build compilers, optimizers, just-in-time code generators, and many other compiler-related programs.