Directory graphics/pgf/contrib/mohelper
mohelper
Draw enhanced MO diagrams. See the manual for further information.
Web Editor
Access the Web Editor here: https://thevicraft.github.io/modiagram-latex-integration/
It helps you to create MO diagrams directly in an interactive online editor. It outputs the relevant LaTeX code that you just have to copy into your project.
Features
- Interactive Editor: Design MO diagrams visually without writing hundreds of lines of PGF/TikZ code.
- LaTeX Integration: Generates ready-to-use code blocks compatible with the provided
mohelperpackage. - Scientific Accuracy: Built-in support for Symmetry Groups, Degeneracy, and proper Electron Configuration.
How to use it:
To use the diagrams generated by this tool in your LaTeX project, follow these steps:
- Include the Package:
From CTAN
\usepackage{mohelper}
Include this into your preamble. Note that this might not be the newest version. In case you depend on using a newer version go to 2.1.2.
- From Local
Download the package and include it into your project. To do so download the mohelper.sty file from
- Releases (recommended, stable)
- Repository (only if you know what you are doing)
and paste the file into your project's root directory. Ensure you have the mohelper package included in your preamble:
\usepackage{mohelper}
If you put mohelper.sty into a subdirectory, you must specify its path. Therefore, have this example shown:
\usepackage{./lib/mohelper.sty}
- Configure your Diagram:
Open the Web Helper and set up your orbitals, energies, and labels.
Copy & Paste:
Copy the generated LaTeX code and paste it into your figure environment or document body.
4.
See the manual for further information.
License
Distributed under the GPL-3.0 License.
Download the contents of this package in one zip archive (237.0k).
mohelper – Draw fully customizeable MO diagrams
This is a package to draw fully customizable MO diagrams.
The package comes with the mohelper environment and many other commands to create an MO diagram. The diagram is created using TikZ. See the manual for further information and use the interactive webhelper (https://thevicraft.github.io/modiagram-latex-integration/).
| Package | mohelper |
| Bug tracker | https://github.com/thevicraft/modiagram-latex-integration/issues |
| Repository | https://github.com/thevicraft/modiagram-latex-integration |
| Version | 1.0 |
| Licenses | GNU General Public License, version 3 |
| Copyright | 2026 Viktor Altergott |
| Maintainer | Viktor Altergott |
| Contained in | TeX Live as mohelper |
| Topics | PGF TikZ Diagrams Chemistry |