# 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 - [`lxc cluster role`](index.html.md): Manage cluster roles - [`lxc cluster role add`](add/index.html.md): Add roles to a cluster member - [`lxc cluster role remove`](remove/index.html.md): Remove roles from a cluster member ## Optional - [Top-level llms.txt](../../../../../llms.txt): Complete documentation index.