Version 0.5.0 updates python-bsonjs's vendored copy of libbson to 1.27.6. For a detailed breakdown of what changed in each version of libbson see its changelog: https://github.com/mongodb/mongo-c-driver/blob/1.27.6/src/libbson/NEWS http://mongoc.org/libbson/1.27.6/
This release also adds support for Python 3.13 and drops support for Python 3.7.