django-zombodb by vintasoftware

Postgres advisory locks, table locks, and blocking lock management. Maintained by AmbitionEng on GitHub, where it has earned 70 stars from the community.

A context manager/decorator which extends Django's atomic function with the ability to set isolation level and retries for a given transaction. Maintained by AmbitionEng on GitHub, where it has earned 63 stars from the community.

Configurable indexing and other extras for Haystack (with ElasticSearch biases). Maintained by bennylope on GitHub, where it has earned 126 stars from the community.