Flask Skill

Production-tested patterns for Flask with the application factory pattern, Blueprints, and Flask-SQLAlchemy.

Latest Versions (verified January 2026):

• Flask: 3.1.2
• Flask-SQLAlchemy: 3.1.1
• Flask-Login: 0.6.3
• Flask-WTF: 1.2.2
• Werkzeug: 3.1.5
• Python: 3.9+ required (3.8 dropped in Flask 3.1.0)

Quick Start

Project Setup with uv