Throttling Python Packages

throttler

🔀⏳ Easy throttling with asyncio support

asyncio-throttle

Simple, easy-to-use throttler for asyncio.

throttled-py

🔧 High-performance Python rate limiting library with multiple algorithms (Fixed Window, Sliding Window, Token Bucket, Leaky Bucket & GCRA) and storage backends (Redis, In-Memory).

googleapis-without-429

Stay inside Google API quotas instead of recovering from 429 — one argument, the rest of your code unchanged.

aio-udp-server

Asyncio UDP server

easylimit

A simple, precise Python rate limiter with built-in context manager support for hassle-free API throttling.

ads-throttle

Django app to throttle ad display per viewer with admin overrides and audit events.

smartratelimit

Automatic API rate limit management for Python. Prevents 429 errors with zero configuration. Supports requests, httpx, aiohttp with SQLite/Redis storage.

aiothrottles

Throttles for Python coroutines

fastapi-sliding-window

sliding window rate limiter for FastAPI

async-limiter

Asyncio rate limiter for Python that enforces a concurrency limit and a requests-per-period limit together.

ratethrottle

A production grade rate limiting library for Python web applications. With adaptive limiting, multiple strategies and protocols.

redlimit

Rate limiting for Redis that survives concurrency: atomic multi-key spends, and refunds.

fastapi-gradual-throttle

FastAPI middleware for intelligent rate limiting and progressive request throttling — supports gradual delays, strict 429 limits, and Redis-backed scaling.

ratelink

A production-grade rate limiter module with 5+ algorithms (Token Bucket, Sliding Window, Leaky Bucket, etc.) with multi-backend support (Redis, memory, distributed).

lightweight-ratelimit-django

Lightweight, cache-backed rate limiting for Django views using Redis or other TTL-capable caches.

larzlimit

Rate limiting in pure Python: token bucket, sliding & fixed window, per-key, with a decorator and WSGI middleware. Zero dependencies.