prefect
3.9.3Prefect is a workflow orchestration framework for building resilient data pipelines in Python.
- Maintenance
- Active792 commits in 3 months · bus factor 6
- License
- Apache-2.0Permissive · OSI-approved
- Security
- No advisories publishedScorecard 7.2/10
- Supported versions
- No scheduleendoflife.date does not track this project
24.2k stars · 2.7k forks · 864 open issues · last release 1 day ago · data checked 4 hours ago
Breaking changes
What to check before upgrading, taken from the notes of the last 30 releases.
- 3.9.0Oct 21, 2026
Breaking Changes ⚠️
- Drop Python 3.10 support by @devin-ai-integration[bot] in #23324
- Remove deprecated Runner execution paths by @desertaxle in #23496
- Deprecate Pendulum datetime behavior on Python 3.11–3.12 by @devin-ai-integration[bot] in #23328
Release history
All releases on GitHubAtom feed/feed/PrefectHQ/prefect
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3.9.4.dev2: Nightly Development Release
What's Changed
Bug Fixes 🐞
- Clarify ECS work pool network configuration by @prabhushreyas in https://github.com/PrefectHQ/prefect/pull/23911
- fix(ui-v2): make the subflow run count respect the state filter by @Shanmukh-l33t in https://github.com/PrefectHQ/prefect/pull/23912
Documentation 📓
- docs: Add release notes for
prefect-redis==0.3.1by @devin-ai-integration[bot] in https://github.com/PrefectHQ/prefect/pull/23915 - Document custom work pool defaults with the CLI by @prabhushreyas in https://github.com/PrefectHQ/prefect/pull/23914
- docs: fix ECS work pool network_configuration example key structure by @devin-ai-integration[bot] in https://github.com/PrefectHQ/prefect/pull/23916
Uncategorized
- Center the V2 empty flow run graph message on phones by @zzstoatzz in https://github.com/PrefectHQ/prefect/pull/23910
- Close the V2 sidebar on phones after a link is tapped by @zzstoatzz in https://github.com/PrefectHQ/prefect/pull/23909
- Sync UI V2 OpenAPI types with the locked schema by @zzstoatzz in https://github.com/PrefectHQ/prefect/pull/23907
- Quote attachment filenames in email_send_message by @anishmehta24 in https://github.com/PrefectHQ/prefect/pull/23905
New Contributors
- @prabhushreyas made their first contribution in https://github.com/PrefectHQ/prefect/pull/23911
- @Shanmukh-l33t made their first contribution in https://github.com/PrefectHQ/prefect/pull/23912
- @anishmehta24 made their first contribution in https://github.com/PrefectHQ/prefect/pull/23905
Full Changelog: https://github.com/PrefectHQ/prefect/compare/3.9.4.dev1...3.9.4.dev2