This Cisco Catalyst Center ESXi Launcher application uses the following libraries with license,

1. ruamel-yaml (https://pypi.org/project/ruamel.yaml/) - MIT License (https://www.mit.edu/~amini/LICENSE.md)

2. validators (https://pypi.org/project/validators/) - MIT License (https://www.mit.edu/~amini/LICENSE.md)

3. pyvmomi (https://pypi.org/project/pyvmomi/) - Apache Software License (License :: OSI Approved :: Apache Software License) (https://www.apache.org/licenses/LICENSE-2.0)

4. VMWare supporting lib tools file (https://github.com/vmware/pyvmomi-community-samples) - Apache License 2.0 (https://www.apache.org/licenses/LICENSE-2.0)
