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wasm-smith

v0.253.0 Growing

A WebAssembly test case generator

Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT Edition 2024 MSRV 1.85.0

Quick Verdict

  • โœ“Actively maintained (updated 6d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 330 crates
  • โœ“Permissive license (Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT)

Security

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Downloads
3.2M
Dependents
330
Releases
155
Size
112KB

Deep Insights

๐Ÿ“Š
Stable downloads

228.0K downloads in the last 30 days (7.6K/day). Volume is roughly flat compared to the previous period.

๐Ÿ”—
Moderate adoption

330 crates depend on wasm-smith. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 151 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 5+ years old, wasm-smith hasn't reached 1.0 yet. Expect potential API changes between versions.

๐ŸŒŸ
Used by top crates

Notable dependents include finite-wasm, near-vm-runner, wasm-tools, gear-wasm-instrument, waffle. When high-quality crates choose wasm-smith, it's a strong quality signal.

Health Breakdown

Maintenance 20/25

Recency, release consistency, active ratio

Quality 13/25

Yanked ratio, deps, size, maturity, features

Community 11/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
7K/day avg-41%
05K10K15K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.251.0
32%
v0.246.2
20%
v0.248.0
20%
v0.252.0
14%
v0.246.1
13%

Release Timeline

10 releasessince 2026
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Feature Flags

serdewasmparser_internal_clicomponent-model

README

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Maintainers

Dependencies
15
direct dependencies
Dependents
330
crates depend on wasm-smith