Praze cam is a simple HTML5 image viewer where you can cycle through the pictures with cursors or clicking by the image. It is suitable for Web cam applications.
apt-offline is a utility for people using Debian (and distributions based on Debian) with a
dial-up connection. It helps in downloading the required packages from another, high bandwidth Windows/Linux machine, with or without a cache.
A Step 7 AWL/STL/PLC simulator.
A proxy firewall.