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Apache Airflow - A platform to programmatically author, schedule, and monitor workflows

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Airflow 3.1.1rc1

Airflow: 3.1.1rc1 Release

Release date:

October 22, 2025

Previous version:

3.1.0 (released September 23, 2025)

Magnitude:

5,608 Diff Delta

Contributors:

19 total committers

Data confidence:

Commits:

116

116 Commits in this Release

Ordered by the degree to which they evolved the repo in this version.

Fix Connection or Variable access in Server context (#56602)

Authored October 14, 2025

[v3-1-test] Remove ``dagReports`` API endpoint (#56609) (#56621)

Authored October 14, 2025

Add is_favorite to ui dags list (#56341)

Authored October 9, 2025

[v3-1-test] Add ANSI support to log viewer (#56463) (#56721)

Authored October 16, 2025

[v3-1-test] fix(scheduler): load dag_run eagering for execution API validation (#57010) (#57045)

Authored October 22, 2025

Add optional pending dag runs check to auto refresh (#56014) (#56648)

Authored October 15, 2025

Improve API doc for ordering query param (#55988)

Authored September 24, 2025

[v3-1-test] fix: Add ``max_retry_delay`` to ``MappedOperator`` model (#56396) (#56951)

Authored October 21, 2025

Avoid using rem for icons for safari compatibility (#56304)

Authored October 2, 2025

[v3-1-test] Synchronize and fix ARM CI workflows (#56856) (#56858)

Authored October 19, 2025

Fix execution failures with NULL dag_run.conf during upgrades (#56729)

Authored October 16, 2025

[v3-1-test] Fix scheduler crash during 3.0 to 3.1 migration when retry_delay is None (#56202) (#56236)

Authored October 1, 2025

Improve DAG and task missing error handling in callbacks (#56725)

Authored October 16, 2025

Update authentication to handle JWT token in backend (#56677)

Authored October 15, 2025

[v3-1-test] fix: enable api to clear ti instances by specifying map indexes (#56346) (#56945)

Authored October 21, 2025

[v3-1-test] Restore prek cache in a more robust way (#56796) (#56826)

Authored October 18, 2025

[v3-1-test] Fix cron expression display for Day-of-Month and Day-of-Week conflicts (#54644) (#56255)

Authored October 1, 2025

[v3-1-test] Ensure dag.test uses serialized dag for testing (#56660) (#56820)

Authored October 18, 2025

[v3-1-test] UI: Add Expand/Collapse all to XComs page (#56083) (#56285)

Authored October 1, 2025

Update recent runs bar chart and improve responsiveness (#56314)

Authored October 2, 2025

Improve API sort documentation (#56617)

Authored October 14, 2025

fix: allow mapped tasks to accept zero-length inputs on rerun (#56162)

Authored October 3, 2025

Fix KeyError when accessing retry_delay on MappedOperator without explicit value (#56605)

Authored October 15, 2025

[v3-1-test] Fix retry callbacks not executing for externally killed tasks (#56586) (#56607)

Authored October 14, 2025

Fix memory leak in remote logging connection cache (#56695)

Authored October 16, 2025

[v3-1-test] fix: corrects otel serialization of file paths in dag processor (#56665) (#56718)

Authored October 16, 2025

Bump Airflow to 3.1.1 and Task SDK to 1.1.1

Authored September 26, 2025

Fix UI keeps poking pools API when no permission (#56163) (#56626)

Authored October 14, 2025

Fix get_ti_count and get_task_states access in callbackrequests (#56822) (#56860)

Authored October 20, 2025

[v3-1-test] Use name passed to `@asset` decorator when fetching the asset

Authored October 14, 2025

Update Dockerfile & README to bump Airflow version

Authored October 21, 2025

UI: Fix note modal does not change markdown text after change (#56092)

Authored September 26, 2025

[v3-1-test] Fix: Correctly parse JSON for --dag_run_conf in airflow dags backfill CLI (#56380) (#56599)

Authored October 14, 2025

[v3-1-test] Fix task SDK connection error handling to match airflow-core behavior (#56650) (#56653)

Authored October 15, 2025

Migrate CreateAssetEventsBody to Pydantic v2 ConfigDict (#56697) (#56772)

Authored October 17, 2025

[v3-1-test] Bump uv version to 0.9.0 and ruff to 0.14.0 (#56467) (#56491)

Authored October 8, 2025

[v3-1-test] Update duration format to show milliseconds (#56775) (#56961)

Authored October 21, 2025

[v3-1-test] Update ASF logos in documentation to the new Oak logo (#56598) (#56601)

Authored October 14, 2025

[v3-1-test] Fix dag list cache invalidation on favouriting a dag (#57039) (#57047)

Authored October 22, 2025

[v3-1-test] Fix multi-line drag selection in task log view (#56238) (#56300)

Authored October 1, 2025

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Top Contributors in 3.1.1rc1

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