Boxes is extremely configurable filter for adding and removing ASCII art (comments, for example) around chunks of text. Most modern text editors support filtering text through external filters. Boxes is such a filter.

This tool allow queries SSL/TLS services (such as HTTPS) and reports the protocol versions, cipher suites, key exchanges, signature algorithms, and certificates in use. This helps the user understand which parameters are weak from a security standpoint.

Usage is an application for GNOME that allows monitoring of system resources such as memory, CPU, and disk space.

obconf-qt is an utility to configure openbox with a Qt interface.

WMNUT monitors UPS statistics through the NUT (Network UPS Tools, http://www.networkupstools.org) framework on Linux and other systems. This information, presented in a nice visual format, can be invaluable on stations using an UPS.

This is a GUI for rclone, which is a program to sync files and directories between the local file system and a variety of commercial cloud storage providers.