# 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 - [Privilege delegation using BPF Token](https://canonical.com/lxd/docs/default/explanation/bpf/index.html.md): The `security.delegate_bpf` option enables the functionality delegation mechanism, using a BPF Toke... ## Optional - [Top-level llms.txt](https://canonical.com/lxd/docs/default/llms.txt): Complete documentation index.