obenergy(1)

obenergy1

Calculate the energy for a molecule

Usage

obenergy [OPTIONS] filename

Overview

The obenergy tool can be used to calculate the energy for molecules inside (multi-)molecule files (e.g., MOL2, etc.)

Options

If no filename is given, obenergy will give all options including the available forcefields.

-v

Verbose: print out all individual energy interactions

-ff forcefield

Select the forcefield

Examples

View the possible options, including available forcefields:

obenergy

Calculate the energy for the molecule(s) in file test.mol2:

obenergy test.mol2

Calculate the energy for the molecule(s) in file test.mol2 using the Ghemical forcefield:

obenergy -ff Ghemical test.mol2

Calculate the energy for the molecule(s) in file test.mol2 and print out all individual energy interactions:

obenergy -v test.mol2

Releases

10 releases since Debian 5.0 (Lenny); the text changed 3 times.

  1. 5.0
  2. 6.0–10
  3. 11–13
  4. Arch

Authors

The obenergy program was contributed by Tim Vandermeersch.

Open Babel is developed by a cast of many, including current maintainers Geoff Hutchison, Chris Morley, Michael Banck, and innumerable others who have contributed fixes and additions. For more contributors to Open Babel, see <https://openbabel.org/docs/Introduction/thanks.html>

From openbabel 3.2.1-1 in Arch Linux 2026-11-01. Parsed by carta from the page's mdoc source.