# Upgrading

- [V3.1 Upgrade guide](/upgrading/upgrade-guide-3.0-3.1.md)
- [V3.0 Changes](/upgrading/core-concepts.md)
- [V3.0 Upgrade guide](/upgrading/upgrade-guide-2.1-3.0.md)
- [V2.1 Upgrade guide](/upgrading/upgrade-guide-2.0-2.1.md)