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libmimalloc-sys

v0.1.49 Growing

Sys crate wrapping the mimalloc allocator

MIT Edition 2018
API bindingsMemory management #performance#allocator#encrypted-heap

Quick Verdict

  • โœ“Actively maintained (updated 3d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 408 crates
  • โœ“Tiny footprint (500KB, 3 deps)
  • โœ“Permissive license (MIT)

Security

Checking security advisories...
Downloads
36.2M
Dependents
408
Releases
50
Size
500KB

Deep Insights

๐Ÿ“Š
Steady growth

2.8M downloads in the last 30 days (94.3K/day), up 9% from the previous period.

๐Ÿ”—
Moderate adoption

408 crates depend on libmimalloc-sys. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 6+ years old, libmimalloc-sys hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Minimal dependencies

Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐ŸŒŸ
Used by top crates

Notable dependents include mimalloc, parity-util-mem, pyembed, graphblas_sparse_linear_algebra, tetsy-util-mem. When high-quality crates choose libmimalloc-sys, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 14/25

Yanked ratio, deps, size, maturity, features

Community 13/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 9/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
97K/day avg-23%
050K100K150K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.1.44
64%
v0.1.43
15%
v0.1.42
10%
v0.1.40
7%
v0.1.47
4%

Release Timeline

10 releases1 yankedsince 2025
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2025
5
2026
5
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Yanked

Feature Flags

v2arenadebugno_thpsecureextendedoverridedebug_in_debugwin_direct_tlslocal_dynamic_tls

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
408
crates depend on libmimalloc-sys

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