ORCA 5.0.3-gompi-2021b

ORCA is a flexible, efficient and easy-to-use general purpose tool for quantum chemistry with specific emphasis on spectroscopic properties of open-shell molecules. It features a wide variety of standard quantum chemical methods ranging from semiempirical methods to DFT to single- and multireference correlated ab initio methods. It can also treat environmental and relativistic effects.

Accessing ORCA 5.0.3-gompi-2021b

To load the module for ORCA 5.0.3-gompi-2021b please use this command on the BEAR systems (BlueBEAR, BEARCloud VMs, and CaStLeS VMs):

module load ORCA/5.0.3-gompi-2021b

BEAR Apps Version


Using ORCA

Loading the ORCA module sets an environment variable ${EBROOTORCA}. This means you can call ORCA with

${EBROOTORCA}/bin/orca [input]

More Information

For more information visit the ORCA website.


This version of ORCA has a direct dependency on: gompi/2021b

Other Versions

These versions of ORCA are available on the BEAR systems (BlueBEAR, BEARCloud VMs, and CaStLeS VMs). These will be retained in accordance with our Applications Support and Retention Policy.

Version BEAR Apps Version
4.2.1-gompi-2019b 2019b

Last modified on 11th January 2023