Release and Version History¶

x.y.z (Backlog)¶

Features and Improvements

Minor Improvements

Bugfixes

Miscellaneous

1.40.0 (2025-09-26)¶

First release

  • Released master package boto3-dataclass and 412 per-service packages boto3-dataclass-{service_name} on PyPI

  • Core feature: provides {service_name}_caster to convert boto3 API responses to type-safe dataclasses

  • Transform boring boto3 dictionaries into beautiful dataclasses with full autocomplete support

  • Say goodbye to response['Key']['SubKey'] and hello to response.Key.SubKey with full IDE support

  • Supports all AWS services that have mypy-boto3 stubs

  • Zero performance overhead with lazy loading

  • 100% compatible with existing boto3 code