# 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 run commands in an instance](https://canonical.com/lxd/docs/default/instance-exec/index.html.md): LXD allows to run commands inside an instance using the LXD client or the API, without needing to ac... ## Optional - [Top-level llms.txt](https://canonical.com/lxd/docs/default/llms.txt): Complete documentation index.