# Instruqt platform

- [Networking](/reference/platform/networking.md): Learn about the key aspects of networking in the Instruqt platform.
- [Host machine types](/reference/platform/sandbox-host-machine-types.md): List of available Google Cloud Compute Engine machine types with their characteristics.
- [Quotas and limits](/reference/platform/quotas-and-limits.md)
- [Roles and permissions](/reference/platform/roles-and-permissions.md)
- [Client Requirements](/reference/platform/requirements.md)
- [Network access](/reference/platform/third-party-network-access.md)
- [Docker Hub registry mirror](/reference/platform/docker-hub-registry-mirror.md): Instruqt hosts a Docker Hub registry mirror to help with rate limits.