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fastarena
v0.2.0 ExperimentalA zero-dependency, bump-pointer arena allocator with RAII transactions, nested savepoints, optional LIFO destructor tracking, and ArenaVec — built for compilers, storage engines, and high-throughput request-scoped workloads.
MIT Edition 2021 MSRV 1.66
Quick Verdict
- ✓Actively maintained (updated 48d ago)
- !Pre-1.0: API may have breaking changes
- ✓Tiny footprint (59KB, 3 deps)
- ✓Permissive license (MIT)
Security
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Downloads
228
Dependents
2
Releases
5
Size
59KB
Deep Insights
📉
Download decline
29 downloads in the last 30 days, down 31% from the previous period. May indicate migration to alternatives.
🪶
Minimal dependencies
Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.
Health Breakdown
Maintenance 15/25
Recency, release consistency, active ratio
Quality 15/25
Yanked ratio, deps, size, maturity, features
Community 7/20
Reverse deps, ownership, ecosystem
Popularity 3/15
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 fastarena
Version Adoption
v0.1.3
54%
v0.1.2
21%
v0.2.0
12%
v0.1.1
7%
v0.1.0
7%
Release Timeline
5 releasessince 2026
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Feature Flags
drop-tracking
README
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Maintainers
Dependencies
3
direct dependencies
Dependents
2
crates depend on fastarena