---
id: trio
version: "0.34.0"
license: MIT OR Apache-2.0
license_treatment: permissive
maintenance: active
---

# trio — A friendly Python library for async concurrency and I/O

License: permissive · Maintenance: active · Popularity: top 1,000 on PyPI

## Install

pip install trio
uv add trio
poetry add trio

## Description

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Trio – a friendly Python library for async concurrency and I/O
==============================================================

.. image:: https://raw.githubusercontent.com/python-trio/trio/9b0bec646a31e0d0f67b8b6ecc6939726faf3e17/logo/logo-with-background.svg
   :width: 200px
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The Trio project aims to produce a production-quality,
`permissively...

## AI interpretation — verify before relying

Trio is a Python async I/O library built on structured concurrency principles, enabling you to write programs that handle multiple concurrent tasks and parallelized I/O operations with simpler, more readable code than traditional async frameworks.

Verdict: Trio is a mature, well-maintained async I/O library with zero known vulnerabilities, permissive licensing, and minimal install friction. Its focus on structured concurrency and usability makes it a solid choice for building concurrent applications, backed by active development and strong community engagement.

[View on SkillFed](https://skillfed.io/packages/trio) · [View on PyPI](https://pypi.org/project/trio/)