Flask

Frontend & Mobile

The Python micro framework for building web applications.

Latest: 3.1.22 releasesView on GitHub →

Release History

3.1.23 fixes

Aug 19, 2025

Flask 3.1.2 fixes async view handling for `stream_with_context`, corrects session state with `follow_redirects` in the test client, and relaxes the `send_file` type hint.

3.1.14 fixes

May 13, 2025

Flask 3.1.1 is a bug-fix release that corrects signing-key selection, improves CLI type hints, ensures the help command loads the app, and updates sans-io typing for async iterables.