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scc2
v2.4.4 GrowingHigh-performance containers and utilities for concurrent and asynchronous programming
Apache-2.0 Edition 2021 MSRV 1.65.0
Quick Verdict
- ✕Not updated for 1+ year
- ✓Stable API (2.x for 1+ years)
- ✓Permissive license (Apache-2.0)
Security
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Downloads
5.7K
Dependents
16
Releases
5
Size
155KB
Deep Insights
📉
Download decline
86 downloads in the last 30 days, down 26% from the previous period. May indicate migration to alternatives.
✅
Stable API
Reached 1.0 over a year ago. The API surface is settled, making it safe for production use.
🌟
Used by top crates
Notable dependents include hitdns, anypki, asyncute. When high-quality crates choose scc2, it's a strong quality signal.
Health Breakdown
Maintenance 8/25
Recency, release consistency, active ratio
Quality 17/25
Yanked ratio, deps, size, maturity, features
Community 9/20
Reverse deps, ownership, ecosystem
Popularity 4/15
Downloads, momentum, growth trend
Documentation 15/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
0/day avg
Top Dependents
Most downloaded crates that depend on scc2
Version Adoption
v2.4.1
32%
v2.4.3
25%
v2.4.4
19%
v2.4.0
13%
v2.4.2
11%
Release Timeline
5 releasessince 2025
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Feature Flags
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README
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Maintainers
Dependencies
11
direct dependencies
Dependents
16
crates depend on scc2