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FastAPI-style, type-hint-driven API layer for Django with Pydantic schemas and OpenAPI docs.

Async, type-hint-driven API framework with automatic OpenAPI docs; the default choice for new Python APIs.

Batteries-included web framework with ORM, admin, auth and migrations; powers many large Python sites.

Lightweight WSGI micro-framework with a huge extension ecosystem; a go-to for small services.

Head to head

Metric	Django Ninja	FastAPI	Django	Flask
Stars	9.2k	104k	91.7k	75.1k
Weekly downloads	1.2M	128M	12M	48.1M
Download growth	+42%	+42%	+23%	+57%
Popularity score	73/100	96/100	88/100	92/100
Forks	626	10.2k	35.2k	17.3k
Open issues	158	61	534	5
Last commit	1d ago	6d ago	1d ago	1w ago
Latest version	1.8.0Nov 8, 2026	0.162.5Nov 11, 2026	6.1.3Nov 3, 2026	3.1.3Feb 19, 2026
License	MIT	MIT	BSD-3-Clause	BSD-3-Clause
First released	2020	2018	2012	2010
Signals	Rising	TrendingPopular	Popular	Popular
Listed in	Backend › Python Frameworks & Servers	Backend › Python Frameworks & Servers	Backend › Python Frameworks & Servers	Backend › Python Frameworks & Servers

Weekly downloads over time

Hover for exact values; switch to log scale for tools of very different sizes.

Django Ninja
FastAPI
Django
Flask