Following computational protocols (entered as a value of the 'job' keyword in the input) are available:

- atomization_energy - Calculation of atomization energy of a molecule
- charge_transfer - Charge transfer energy in non-covalent dimers
- heat_of_formation - Calculation of heat of formation of a molecule
- interaction - Interaction energy in non-covalent complexes
- reaction - Reaction energy calculations
- threebody - Calculation of threebody energy in non-covalent trimers

- dynamics - Molecular dynamics engine
- gaussian_driver - Uses Gaussian as extrenal driver
- neb - Nudged elastic band method for minimum energy path optimization
- optimize - Geometry optimization

- cycle - Scan over a series of values of a keyword
- dataset - Calculation over a predefined data set and processing of the results
- scan - Scan over a series of geometries

- geometry - Geometry manipulations
- measure - Performs measurements on the molecular geometry
- ruby_script - Ruby code execution
- shell_script - Shell commands execution
- test - Test calculation against a known result

- multistep - Chaining of multiple calculations