62
libcst
v1.8.6 GrowingA Python parser and Concrete Syntax Tree library.
MIT AND (MIT AND PSF-2.0) Edition 2018 MSRV 1.70
Quick Verdict
- ✓Stable API (1.x for 2+ years)
- ✓Team maintained (2 owners)
- ✓Permissive license (MIT AND (MIT AND PSF-2.0))
Security
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Downloads
1.2M
Dependents
7
Releases
16
Size
111KB
Deep Insights
📈
Strong growth momentum
181.2K downloads in the last 30 days (6.0K/day), up 27% from the previous period.
👤
Prolific maintainer
The primary maintainer publishes 101 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
✅
Stable for 2+ years
The API has been stable (1.x) for over 2 years with 16 releases. This level of maturity means you can depend on it without worrying about breaking changes.
Health Breakdown
Maintenance 10/25
Recency, release consistency, active ratio
Quality 19/25
Yanked ratio, deps, size, maturity, features
Community 12/20
Reverse deps, ownership, ecosystem
Popularity 7/15
Downloads, momentum, growth trend
Documentation 14/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
4K/day avg-3%
Top Dependents
Most downloaded crates that depend on libcst
Version Adoption
v1.8.6
67%
v1.8.5
10%
v1.8.2
10%
v1.6.0
6%
v1.8.4
6%
Release Timeline
10 releasessince 2024
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2024
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2025
8
2026
LessMore
Feature Flags
default =["py"]
py*trace
README
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Maintainers
Dependencies
12
direct dependencies
Dependents
7
crates depend on libcst