aiolimiter: Asyncio Rate Limiter

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library 1.2.1 ·python
verified May 20, 2026 install

aiolimiter is an asyncio-compatible rate limiter library for Python, implementing a leaky bucket algorithm. It allows controlling the rate at which concurrent operations can acquire permits, preventing resource exhaustion or API overuse. The current version is 1.2.1, and it maintains a steady release cadence for bug fixes and minor enhancements.

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