rustio rustio.net
69

wasmi

v1.1.0 Stable

WebAssembly interpreter

MIT/Apache-2.0 Edition 2021 MSRV 1.86
No standard libraryWebAssemblyVirtualization #interpreter#vm#wasm#webassembly

Quick Verdict

  • โœ“Actively maintained (updated 4d ago)
  • โœ“Stable API (1.x for 8+ years)
  • โœ“Massive adoption (1.4K crates depend on it)
  • โœ“Permissive license (MIT/Apache-2.0)
  • !38% of releases were yanked

Security

Checking security advisories...
Downloads
19.8M
Dependents
1.4K
Releases
136
Size
240KB

Deep Insights

๐Ÿ“Š
Steady growth

1.1M downloads in the last 30 days (35.7K/day), up 3% from the previous period.

๐Ÿ”—
Widely adopted

1.4K crates depend on wasmi. Strong ecosystem adoption means battle-tested code and long-term stability.

โš ๏ธ
Single maintainer risk

wasmi has only 1 owner despite 1.4K dependents. This is a bus-factor concern โ€” consider the implications for long-term support.

โœ…
Stable for 8+ years

The API has been stable (1.x) for over 8 years with 136 releases. This level of maturity means you can depend on it without worrying about breaking changes.

โš ๏ธ
Notable yanked versions

38% of releases have been yanked. Check version history before pinning.

๐ŸŒŸ
Used by top crates

Notable dependents include rustybuzz, smoldot, wasm-instrument, typst-library, pallet-contracts. When high-quality crates choose wasmi, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 12/25

Yanked ratio, deps, size, maturity, features

Community 15/20

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
30K/day avg-34%
010K20K30K40K50K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v1.0.9
75%
v1.1.0
23%
v2.0.0-beta.2
1%
v2.0.0-beta.3
0%
v2.0.0-beta.1
0%

Release Timeline

10 releasessince 2026
J
F
M
A
M
J
J
A
S
O
N
D
2026
10
Less
More

Feature Flags

default =["std", "wat"]

std*wat*simdextra-checkshash-collectionsprefer-btree-collections

README

Loading README...

Maintainers

Dependencies
8
direct dependencies
Dependents
1.4K
crates depend on wasmi

Similar Crates