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66

semver

v1.0.28 Stable

Parser and evaluator for Cargo's flavor of Semantic Versioning

MIT OR Apache-2.0 Edition 2021 MSRV 1.68

Quick Verdict

  • โœ“Stable API (1.x for 11+ years)
  • โœ“Massive adoption (58.6K crates depend on it)
  • โœ“Tiny footprint (33KB, 3 deps)
  • โœ“Permissive license (MIT OR Apache-2.0)
  • !32% of releases were yanked

Security

Checking security advisories...
Downloads
836.9M
Dependents
58.6K
Releases
66
Size
33KB

Deep Insights

๐Ÿ“Š
Stable downloads

59.5M downloads in the last 30 days (2.0M/day). Volume is roughly flat compared to the previous period.

๐Ÿ›๏ธ
Foundational crate

58.6K crates depend on semver โ€” it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 232 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

โœ…
Stable for 11+ years

The API has been stable (1.x) for over 11 years with 66 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿชถ
Minimal dependencies

Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐Ÿ“
Compact crate

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

โš ๏ธ
Notable yanked versions

32% of releases have been yanked. Check version history before pinning.

๐ŸŒŸ
Used by top crates

Notable dependents include clap, nix, rustc_version, schemars, cargo_metadata. When high-quality crates choose semver, it's a strong quality signal.

Health Breakdown

Maintenance 13/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 14/20

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
1.8M/day avg-46%
01.0M2.0M4/265/146/16/197/77/24

Top Dependents

Version Adoption

v1.0.27
34%
v1.0.26
23%
v1.0.23
19%
v1.0.28
18%
v1.0.25
6%

Release Timeline

10 releasessince 2023
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2023
2
2024
4
2025
3
2026
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Feature Flags

default =["std"]

std*serde

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
58.6K
crates depend on semver

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