Schroedinger is a project mainly written in PYTHON and C, it's free.
Schroedinger solver using hermes2d
Schroedinger equation solver. Project main page:
http://spilka.math.unr.edu/projects/hermes2d/wiki/Projects/SchroedingerEquation
First install hermes2d, so that you can import it from python. This is necessary so that cmake can pickup the correct library paths, etc. Then:
$ cmake . $ make
To get some basic help, do:
$ ./schroedinger.py
To run a simple calculation, do:
$ ./schroedinger.py --well