# LXD > This is the documentation for LXD, a system container and virtual machine manager. 2014-2026 AGPL-3.0, LXD contributors ## Pages in this subsection - [How to configure Keycloak as login method for LXD](https://canonical.com/lxd/docs/default/howto/oidc_keycloak/index.html.md): Keycloak is a self-hosted open source tool for authentication. Keycloak supports OIDC and can be use... ## Optional - [Top-level llms.txt](https://canonical.com/lxd/docs/default/llms.txt): Complete documentation index.