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loom

v0.7.2 Growing

Permutation testing for concurrent code

MIT Edition 2018 MSRV 1.65
ConcurrencyData structures #atomic#lock-free

Quick Verdict

  • โœ•Not updated for 1+ year
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (2.4K crates depend on it)
  • โœ“Team maintained (2 owners)
  • โœ“Permissive license (MIT)

Security

Checking security advisories...
Downloads
44.3M
Dependents
2.4K
Releases
40
Size
74KB

Deep Insights

๐Ÿ“Š
Steady growth

2.9M downloads in the last 30 days (97.6K/day), up 3% from the previous period.

๐Ÿ”—
Widely adopted

2.4K crates depend on loom. Strong ecosystem adoption means battle-tested code and long-term stability.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 186 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 7+ years old, loom hasn't reached 1.0 yet. Expect potential API changes between versions.

๐ŸŒŸ
Used by top crates

Notable dependents include bytes, tokio, crossbeam-utils, tokio-util, redox_syscall. When high-quality crates choose loom, it's a strong quality signal.

Health Breakdown

Maintenance 6/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 19/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 11/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
89K/day avg+22%
050K100K150K200K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.7.2
64%
v0.5.6
32%
v0.4.1
2%
v0.3.6
1%
v0.3.4
1%

Release Timeline

40 releasessince 2018
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D
2018
1
2019
17
2020
9
2021
6
2022
2
2023
4
2024
1
2025
2026
Less
More

Feature Flags

futurescheckpoint

README

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Maintainers

Dependencies
9
direct dependencies
Dependents
2.4K
crates depend on loom

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