kimon is a simple ISDN monitor that attaches itself into the KDE taskbar. It displays the status of all connected ISDN devices that are known to ISDN4Linux. kimon can be configured to open a window with detailed information if a new connection is initiated via the ISDN devices. This program was designed to integrate the features of imon and isdnmon in the K Desktop Environment without using a lot of resources.
jlip is a SLIP-driver with additional features like one logical link over many physical lines (multiline), IP-over-TCP tunnelling with public key hosts authorization (elliptic curves) and data encryption (blowfish with 112-448 bits key) for VPNs (Virtual Private Networks). It currently works under FreeBSD only and there are no english docs. A russian to english translation is welcome.
joyd is a very flexible program that allows you to execute commands via a joystick or joypad attached to your computer. One simple possibility would be to reboot when your keyboard is hung. It can use any device supported by the Linux Joystick Driver. Helper applications allow you to test the joystick status in your own shell scripts.
JScour is a command-line and GUI-based Java program to search and download files from the Scour.net multimedia network. It supports automatic retries of disconnected downloads, multiple simultaneous downloads, and browsing of specific users' files. It currently does not support uploads.