PMViewer is a Visualization tool for Astrophysical N-Body and Hydro Simulations. GADGET-2 data support.With/Without periodical boundary conditions.Snapshot of scene in PPM and GIF formats.Flying in 3D space. Active/Passive Stereo 3D support.
AstroTortilla is a wrapper around common astrophotography tools intended to automate basic tasks such as polar alignment and goto correction.
Not in active development presently.