Celery
Backend & InfraDistributed Task Queue (development branch)
Release History
v5.6.22 fixesCelery 5.6.2 resolves a recursive WorkController issue in DjangoWorkerFixup and ensures revoked tasks instantly reflect a REVOKED status in the backend.
v5.6.15 fixes2 featuresCelery 5.6.1 includes several bug fixes, improved prefork handling, and documentation updates.
v5.6.0Breaking4 fixes3 featuresCelery 5.6.0 drops Python 3.8 support, reverts SQS to pycurl, adds ETA task limits and queue‑type configuration, and includes several security and memory‑leak fixes.
v5.6.0rc22 fixes1 featureCelery 5.6.0rc2 adds broker URL sanitization, improves shutdown handling, and fixes a return-in-finally issue in asynpool, with no breaking changes.
v5.6.0rc15 fixes3 featuresCelery 5.6.0rc1 adds Django connection‑pool support, updates pymongo and kombu versions, and includes several bug fixes and dependency pinning.
v5.6.0b2Breaking6 fixes6 featuresCelery 5.6.0b2 introduces Redis credential provider support, improved timezone handling, and several bug fixes while raising the minimum Python requirement to 3.9 and removing Python 3.8 support.
v5.6.0b110 fixes8 featuresCelery 5.6.0b1 introduces several new features such as Docker layer caching and a worker_eta_task_limit configuration, along with numerous bug fixes and documentation updates.
v5.5.32 fixes3 featuresCelery 5.5.3 adds support for apply_async without a queue on quorum queues, improves wheel metadata reproducibility, and fixes broker transport option handling and retry callbacks in DelayedDelivery.
v5.5.2Breaking2 fixesCelery 5.5.2 includes bug fixes for DST time calculations and documentation links, and removes the deprecated `setup_logger` from COMPAT_MODULES, which may require import updates.
v5.5.11 fixCelery v5.5.1 includes a bug fix for an AttributeError occurring with quorum queues and failover brokers.
v5.5.0Breaking3 fixes10 featuresCelery 5.5.0 introduces Redis broker stability fixes, replaces pycurl with urllib3, adds RabbitMQ quorum queue and soft‑shutdown support, native Pydantic task integration, Google Pub/Sub transport, Python 3.13 compatibility, and several configuration enhancements.
v5.5.0rc5Breaking10 fixes8 featuresCelery 5.5.0rc5 adds full Quorum Queue support, a new soft shutdown mechanism, Google Pub/Sub transport, and Pydantic task model support, while bumping the minimum Kombu version to 5.5.0 and fixing several bugs.