# Juju

> Juju is an open source orchestration engine for deploying, integrating, and managing applications across Kubernetes, VMs, and bare metal using software operators called charms.


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## Pages in this subsection

- [Secret](https://documentation.ubuntu.com/juju/3.6/reference/secret.md): Juju secret reference: manage sensitive data like credentials, API keys, and certificates. Learn charm secrets, user secrets, and secret backends.

## Optional

- [Top-level llms.txt](https://documentation.ubuntu.com/juju/3.6/llms.txt): Complete documentation index.