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async-channel

v2.5.0 Growing

Async multi-producer multi-consumer channel

Apache-2.0 OR MIT Edition 2021 MSRV 1.60
AsynchronousConcurrency #mpmc#spmc#mpsc#futures#chan

Quick Verdict

  • Not updated for 1+ year
  • Stable API (2.x for 7+ years)
  • Massive adoption (11.1K crates depend on it)
  • Team maintained (1 owners)
  • Permissive license (Apache-2.0 OR MIT)

Security

Checking security advisories...
Downloads
286.5M
Dependents
11.1K
Releases
26
Size
19KB

Deep Insights

📊
Stable downloads

17.0M downloads in the last 30 days (565.2K/day). Volume is roughly flat compared to the previous period.

🏛️
Foundational crate

11.1K crates depend on async-channel — it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

👥
Team maintained

This crate is maintained by a team (1 owners), reducing bus-factor risk and ensuring continuity.

Stable for 7+ years

The API has been stable (1.x) for over 7 years with 26 releases. This level of maturity means you can depend on it without worrying about breaking changes.

📐
Compact crate

At 18KB, async-channel is lightweight. Small crate size correlates with focused, well-scoped functionality.

🌟
Used by top crates

Notable dependents include async-io, blocking, async-executor, piper, async-process. When high-quality crates choose async-channel, it's a strong quality signal.

Health Breakdown

Maintenance 7/25

Recency, release consistency, active ratio

Quality 20/25

Yanked ratio, deps, size, maturity, features

Community 20/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days
500K/day avg-43%
0200K400K600K800K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v1.9.0
43%
v2.5.0
28%
v2.3.1
24%
v2.1.1
3%
v2.2.0
2%

Release Timeline

10 releasessince 2023
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2023
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2024
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2025
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2026
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Feature Flags

default =["std"]

std*portable-atomic

README

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Maintainers

Dependencies
9
direct dependencies
Dependents
11.1K
crates depend on async-channel

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