# Reference Guides

- [Connections Reference Guide](/2025.1/configuration/integrations/registering-metadata/connections/reference-guides/connections-reference-guide.md)
- [Upgrading to Connections](/2025.1/configuration/integrations/registering-metadata/connections/reference-guides/upgrading-to-connections.md)
- [Before You Begin](/2025.1/configuration/integrations/registering-metadata/connections/reference-guides/upgrading-to-connections/before-you-begin.md)
- [API Changes](/2025.1/configuration/integrations/registering-metadata/connections/reference-guides/upgrading-to-connections/api-changes.md)
- [FAQ](/2025.1/configuration/integrations/registering-metadata/connections/reference-guides/upgrading-to-connections/faq.md)