FastAPI

Modern Python web framework

84
Project is healthy
Funding
Stable
Maintenance
Active
Contributors
Healthy
Bus Factor
Medium risk
Metrics last updated: 6 days ago (2026-02-07)

Overview

FastAPI is a modern, fast (high-performance), web framework for building APIs with Python 3.7+ based on standard Python type hints.

Importance

  • Fastest growing Python framework
  • Powers modern Python APIs
  • Foundation for async Python web
  • Critical for ML/AI APIs

Key Features

  • Automatic OpenAPI docs
  • Type hint validation
  • Async support
  • High performance

Sustainability

FastAPI is primarily maintained by one developer (Sebastián Ramírez). The project needs more contributors and funding.

Dependencies

⬆️ Depends On (1)
FastAPI
apps

Dependency Chain

Upstream
Python
FastAPI

Impact Analysis

1 Direct Dependencies
0 Dependent Projects
🔝 Top-level project