You can download a free evaluation copy of AIM2000 Version 2. This demo version is limited. Wavefunctions with max. 8 nuclei, 14 orbitals and 128 primitives are allowed.
The package contains the executable file, all help files, an example project and the wavefunction file of C4H4. You will need 10 MB of free disk space for the installation.
User since 01/01/02: