50
double-checked-cell
v2.1.0 GrowingA thread-safe lazily initialized cell using double-checked locking
MIT/Apache-2.0
Quick Verdict
- ✕Not updated for 5+ years
- ✓Stable API (2.x for 8+ years)
- ✓Permissive license (MIT/Apache-2.0)
Security
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Downloads
50.7K
Dependents
43
Releases
8
Size
10KB
Deep Insights
📈
Strong growth momentum
166 downloads in the last 30 days (6/day), up 54% from the previous period.
✅
Stable for 8+ years
The API has been stable (1.x) for over 8 years with 8 releases. This level of maturity means you can depend on it without worrying about breaking changes.
📐
Compact crate
At 10KB, double-checked-cell is lightweight. Small crate size correlates with focused, well-scoped functionality.
Health Breakdown
Maintenance 6/25
Recency, release consistency, active ratio
Quality 21/25
Yanked ratio, deps, size, maturity, features
Community 9/20
Reverse deps, ownership, ecosystem
Popularity 6/15
Downloads, momentum, growth trend
Documentation 8/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
5/day avg-1%
Top Dependents
Most downloaded crates that depend on double-checked-cell
Version Adoption
v2.1.0
51%
v2.0.2
27%
v1.1.0
8%
v2.0.1
7%
v1.0.1
7%
Release Timeline
8 releasessince 2017
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2017
1
2018
4
2019
1
2020
2
2021
2022
2023
2024
2025
2026
LessMore
Feature Flags
const_fnparking_lot_mutex
README
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Maintainers
Dependencies
4
direct dependencies
Dependents
43
crates depend on double-checked-cell