Built with OCC
OCC powers several applications and tools in the computational chemistry community. Here are some examples of projects using OCC.
CrystalExplorer
CrystalExplorer is a comprehensive tool for investigating intermolecular interactions and crystal packing using Hirshfeld surface analysis.
OCC Integration:
- Crystal structure analysis and visualization
- Intermolecular interaction energy calculations
- Surface property computations
- Energy decomposition analysis
Website: crystalexplorer.net


Wavefunction Calculator
The Wavefunction Calculator is a web-based tool for quantum chemistry calculations.
OCC Integration:
- In-browser DFT calculations via WebAssembly
- Real-time wavefunction analysis
- Interactive molecular property calculations
- Electron density visualization
Use OCC in Your Project
OCC is open source and available for integration into your own applications:
Command Line
Install and use OCC for computational chemistry workflows.
C++ API
Integrate OCC's computational capabilities directly into your C++ applications. API Documentation
WebAssembly
Run OCC calculations directly in the browser with no installation required.
Python API
Use OCC from Python for scripting and automation workflows. PyPI Package
Contributing
Interested in contributing to OCC or building something with it? Check out the GitHub Repository, Tutorials, or API Documentation.