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sparsemap

v5.1.0 Experimental

A sparse, compressed bitmap with run-length encoding, optimized for long runs of consecutive bits. 100% safe Rust, no_std, zero dependencies; reads the C sparsemap library's serialized format.

MIT Edition 2021 MSRV 1.77
CompressionData structuresNo standard library #roaring#bitmap#bitset#rle#compressed

Quick Verdict

  • โœ“Actively maintained (updated 18d ago)
  • โœ“Tiny footprint (32KB, 2 deps)
  • โœ“Permissive license (MIT)
  • !50% of releases were yanked

Security

Checking security advisories...
Downloads
64
Dependents
0
Releases
4
Size
32KB

Deep Insights

๐Ÿ“‰
Download decline

26 downloads in the last 30 days, down 32% from the previous period. May indicate migration to alternatives.

๐Ÿชถ
Minimal dependencies

Only 2 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐Ÿ“
Compact crate

At 31KB, sparsemap is lightweight. Small crate size correlates with focused, well-scoped functionality.

โš ๏ธ
Notable yanked versions

50% of releases have been yanked. Check version history before pinning.

Health Breakdown

Maintenance 12/25

Recency, release consistency, active ratio

Quality 13/25

Yanked ratio, deps, size, maturity, features

Community 6/20

Reverse deps, ownership, ecosystem

Popularity 2/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
0/day avg
04/265/146/16/197/77/24

Version Adoption

v5.1.0
58%
v4.0.0
42%

Release Timeline

4 releases2 yankedsince 2026
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2026
4
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Feature Flags

default =["std"]

std*

README

Loading README...

Maintainers

Dependencies
2
direct dependencies
Dependents
0
crates depend on sparsemap

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