dvcs-autosync is an open source replacement for Dropbox/Wuala/Box.net/etc. based on distributed version control systems (DVCS). It offers nearly instantaneous mutual updates when a file is added or changed on one side but with the added benefit of (local, distributed) versioning and that it does not rely on a centralized service provider, but can be used with any DVCS hosting option including a completely separate server.

AbiWord is a full-featured, efficient word processing application. It is suitable for a wide variety of word processing tasks, and is extensible with a variety of plugins.

The Debian project wants developers to digitally sign the announcements of their packages with GnuPG, to protect against forgeries. This package contains keyrings of GnuPG and keys of Debian Developers (uploading and non-uploading), as well as of Debian Maintainers.

par2cmdline is a command line utility for creating and using PAR2 files to detect and repair damage in data files. It is most commonly used as part of backup systems as well as on Usenet.

Gnushogi is a computer player for Shogi (Japanese chess).

'stress' is a tool that imposes a configurable amount of CPU, memory, I/O, or disk stress on a POSIX-compliant operating system and reports any errors it detects.