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pep508_rs
v0.9.2 GrowingA library for python dependency specifiers, better known as PEP 508
Apache-2.0 OR BSD-2-Clause Edition 2021
Quick Verdict
- ✕Not updated for 1+ year
- !Pre-1.0: API may have breaking changes
- ✓Trusted by 348 crates
- ✓Permissive license (Apache-2.0 OR BSD-2-Clause)
Security
Checking security advisories...
Downloads
13.4M
Dependents
348
Releases
21
Size
71KB
Deep Insights
📉
Download decline
436.1K downloads in the last 30 days, down 27% from the previous period. May indicate migration to alternatives.
🔗
Moderate adoption
348 crates depend on pep508_rs. Reasonable ecosystem adoption, though not yet a core dependency.
🔬
Pre-1.0 for over a year
Despite being 3+ years old, pep508_rs hasn't reached 1.0 yet. Expect potential API changes between versions.
🌟
Used by top crates
Notable dependents include pyproject-toml, maturin, rattler_lock, buildlog-consultant, ognibuild. When high-quality crates choose pep508_rs, it's a strong quality signal.
Health Breakdown
Maintenance 8/25
Recency, release consistency, active ratio
Quality 13/25
Yanked ratio, deps, size, maturity, features
Community 8/20
Reverse deps, ownership, ecosystem
Popularity 8/15
Downloads, momentum, growth trend
Documentation 10/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
27K/day avg-77%
Top Dependents
Version Adoption
v0.9.2
93%
v0.6.1
3%
v0.4.2
2%
v0.3.0
2%
v0.6.0
1%
Release Timeline
10 releasessince 2024
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2026
LessMore
Feature Flags
tracingschemarsnon-pep508-extensions
README
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Maintainers
Dependencies
19
direct dependencies
Dependents
348
crates depend on pep508_rs