DirectVNC is a client implementing the remote framebuffer protocol (rfb) which is used by VNC servers. If a VNC server is running on a machine you can connect to it using this client and have the contents of its display shown on your screen. Keyboard and mouse events are sent to the server, so you can basically control a VNC server remotely.

PrusaSlicer converts digital 3D models into printing instructions (G-code) for your 3D printer. It cuts the model into horizontal slices (layers), generates toolpaths to fill them and calculates the amount of material to be extruded.

AutoGen is a tool designed for generating program files that contain repetitive text with varied substitutions. This is especially valuable if there are several blocks of such text that must be kept synchronized.

QuakeSpasm is a Unix-friendly Quake engine based on the SDL port of the popular FitzQuake. It includes some new features, important fixes, and aims for portability and correctness.