cat simulator

Powerful planetarium simulator for astronomy enthusiasts.

Professional high speed automotive road test simulator.

Logic simulator designed for educational use.

Qucs is an integrated circuit simulator

Robot simulator widely used by educators.

RaySpace is a completely new acoustic room simulator.

Lightweight, cross-platform, procedural graphics editor (was Ormr).

Antenna analysis program.

Manage and find duplicates in multiple Photos libraries.

Create, organize, and share multiple iTunes libraries.