A curated guide to building web applications and APIs in Python. Whether you’re shipping a microservice, a full-stack admin panel, or a real-time WebSocket service, the right framework choice depends on your async needs, ecosystem maturity, and team familiarity. Below: deep tutorials on every modern Python web framework, plus the auth, validation, and deployment patterns that go around them.
FastAPI — The default modern choice
- How To Build a REST API with FastAPI in Python
- How To Add Authentication to FastAPI with OAuth2 and JWT
- FastAPI vs Flask: Which Python Framework Should You Choose?
- How To Use Python SQLModel for Database Models with FastAPI
Litestar & Starlette — Async-native alternatives
Flask — The classic that still ships
- How To Build a Flask Web Application in Python
- How To Create a Simple REST API With Python Flask in 2026
Django — When you need batteries
GraphQL & WebSockets
Authentication & JWT
- How To Use PyJWT for JSON Web Tokens in Python
- How To Add Authentication to FastAPI with OAuth2 and JWT
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