# Reference This section provides technical reference guides for MicroCloud. ## MicroCloud Cluster Manager Consult these pages for information about the system architecture and API of the MicroCloud Cluster Manager, which is used to manage multiple MicroCloud clusters. * [Cluster Manager architecture](https://canonical.com/microcloud/docs/latest/reference/cluster-manager-architecture/index.html.md) * [Cluster Manager API reference](https://canonical.com/microcloud/docs/latest/reference/cluster-manager-api/index.html.md) ## Commands Consult this command reference to work with MicroCloud through the CLI. * [Common CLI commands](https://canonical.com/microcloud/docs/latest/reference/commands/index.html.md) ## Preseed Consult this preseed reference for a detailed explanation of the various configuration options. * [Preseed configuration options](https://canonical.com/microcloud/docs/latest/reference/preseed/index.html.md) ## Requirements and releases * [MicroCloud requirements](https://canonical.com/microcloud/docs/latest/reference/requirements/index.html.md) * [Releases and snaps](https://canonical.com/microcloud/docs/latest/reference/releases-snaps/index.html.md) * [Release notes](https://canonical.com/microcloud/docs/latest/reference/release-notes/index.html.md)