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auto_impl

v1.3.0 Growing

Automatically implement traits for common smart pointers and closures

MIT OR Apache-2.0 Edition 2021 MSRV 1.56
Development toolsRust patterns #closure#trait#impl#proc-macro

Quick Verdict

  • โœ“Stable API (1.x for 8+ years)
  • โœ“Massive adoption (4.0K crates depend on it)
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

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Downloads
47.0M
Dependents
4.0K
Releases
16
Size
32KB

Deep Insights

๐Ÿ“Š
Steady growth

3.6M downloads in the last 30 days (119.4K/day), up 17% from the previous period.

๐Ÿ”—
Widely adopted

4.0K crates depend on auto_impl. Strong ecosystem adoption means battle-tested code and long-term stability.

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Prolific maintainer

The primary maintainer publishes 60 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

โœ…
Stable for 8+ years

The API has been stable (1.x) for over 8 years with 16 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“
Compact crate

At 32KB, auto_impl is lightweight. Small crate size correlates with focused, well-scoped functionality.

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Used by top crates

Notable dependents include fastrlp, alloy-eips, alloy-consensus, alloy-signer, alloy-network. When high-quality crates choose auto_impl, it's a strong quality signal.

Health Breakdown

Maintenance 7/25

Recency, release consistency, active ratio

Quality 19/25

Yanked ratio, deps, size, maturity, features

Community 17/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
101K/day avg+41%
050K100K150K200K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.5.0
32%
v1.3.0
27%
v1.2.0
20%
v1.1.0
14%
v1.2.1
7%

Release Timeline

16 releasessince 2017
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2017
4
2018
1
2019
2020
2
2021
1
2022
2
2023
1
2024
3
2025
2
2026
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README

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Maintainers

Dependencies
5
direct dependencies
Dependents
4.0K
crates depend on auto_impl

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