> For the complete documentation index, see [llms.txt](https://docs.isle.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.isle.finance/contract-documentation/libraries/upgradability.md).

# upgradability

- [UUPSProxy](https://docs.isle.finance/contract-documentation/libraries/upgradability/uupsproxy.md)
- [VersionedInitializable](https://docs.isle.finance/contract-documentation/libraries/upgradability/versionedinitializable.md)