gnuserv allows you to attach to an already running Emacs. This allows external programs to make use of Emacs' editing capabilities. It is similar to GNU Emacs' emacsclient, but has a slightly different feature set.

SQLite is a C library that implements an SQL database engine. Programs that link with the SQLite library can have SQL database access without running a separate RDBMS process.

Symphonic is a file manager for Sony's flash players (such as the NW-E00x series), where songs are stored in a proprietary format not very Unix-friendly.

ejabberd is a Jabber/XMPP + MQTT + SIP server written in Erlang, featuring: * distributed operation with load-balancing across a cluster; * fault-tolerant database replication and storage on multiple nodes, allowing nodes to be added or replaced "on the fly"; * virtual hosting (several virtual domains can be served using a single ejabberd instance); * XMPP compliance; * MQTT 5 compliance; * SIP service; * web-based administration; * SSL/TLS support; * conferencing via Multi-User Chat; * Jabber Users Directory, based on users' vCards; * service discovery; * shared roster.

pwgen generates random, meaningless but pronounceable passwords. These passwords contain either only lowercase letters, or upper and lower case mixed, or digits thrown in. Uppercase letters and digits are placed in a way that eases remembering their position when memorizing only the word.