This is the first version of openLOWDIN quantum Chemistry software. This version features the following capabilities for the Any-Particle Molecular Orbital (APMO) approach:

• HF and UHF
• MP2
• Propagator theory 2nd and 3rd orders (several implementations)
• DFT Positron-electron:LDA, nuclear-electron:LDA
• CI (S, D, T, FCI)
• Non-orthogonal CI
• COSMO

Electronic only:

• DFT (LDA, GGA, Hybrid GGA)

Tools:

• Orbitals and densities analysis
• Interface to MOLDEN
• Formats fchk, and Gaussian cube