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 # Interfaces and Customizations

 Last update: 25.06.2026 

You can extend the basic functionality with the following interfaces:

- [External Metamodel Solver Interfaces](opti_api_external_metamodel_solver_interfaces.md)
- [Functional Mock-up Interface](opti_api_functional_mockup_interface.md)
- [Python-Based Plugins](opti_api_python_based_plugins.md)