kopia v0.23.1 released on 16-06-2026
kopia v0.23.1 is out now. It fixes a rare race condition that could cause data loss, so administrators and backup operators should treat this as a priority upgrade.
Visit the Kopia GitHub release page for the full changelog and upgrade instructions.
What’s in this release
- Critical bugfix for a rare race condition which might lead to data loss (see issue #5371).
- Improved epoch management: basic tests for retrieving the epoch manager blob set and refined logic for selecting the next epoch to compact (PR/issue #5418, #5373).
- New build tag no_extra_providers to allow building Kopia without optional extra storage providers, producing slimmer binaries (PR/issue #5375).
Upgrade notes
- No breaking changes or deprecations are listed in the release notes; upgrading is recommended to eliminate the risk of data loss—follow the GitHub release for specific upgrade steps.
- No explicit rollback procedure is provided in the release notes; if a rollback is required, revert to the previous stable tag and verify repository backups before proceeding.
Please share upgrade experiences or report any problems on the project’s GitHub so others can learn whether the patch resolves the issue in real-world deployments.
