Decision Workspace
wasip3 vs wasmer-compiler-cranelift vs wasmtime-environ
Side-by-side comparison of Rust crates
61
wasip3
experimentalv0.4.0+wasi-0.3.0-rc-2026-01-06
WASIp3 API bindings for Rust
80
wasmer-compiler-cranelift
stablev7.1.0
Cranelift compiler for Wasmer WebAssembly runtime
79
wasmtime-environ
stablev43.0.0
Standalone environment support for WebAssembly code in Cranelift
Core Metrics
| wasip3 | wasmer-compiler-cranelift | wasmtime-environ | |
|---|---|---|---|
| Health Score | 61 | 80 | 79 |
| Total Downloads | 9.9M | 6.2M | 20.5M |
| 30d Downloads | 7.8M | 221.4K | 1.6M |
| Dependents | 14 | 843 | 1.5K |
| Releases | 8 | 98 | 179 |
| Last Updated | 71d ago | today | 7d ago |
| Age | 6m | 5y 7m | 7y 7m |
Health Breakdown
wasip3
Maintenance
16
Quality
12
Community
10
Popularity
8
Documentation
15
wasmer-compiler-cranelift
Maintenance
19
Quality
20
Community
18
Popularity
8
Documentation
15
wasmtime-environ
Maintenance
19
Quality
19
Community
18
Popularity
8
Documentation
15
Technical Details
| wasip3 | wasmer-compiler-cranelift | wasmtime-environ | |
|---|---|---|---|
| Version | 0.4.0+wasi-0.3.0-rc-2026-01-06 | 7.1.0 | 43.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT | MIT | Apache-2.0 WITH LLVM-exception |
| Dependencies | 8 | 16 | 29 |
| Crate Size | 123KB | 93KB | 278KB |
| Features | 1 | 6 | 13 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.87.0 | 1.91 | 1.91.0 |
| Owners | 2 | 2 (team) | 2 (team) |
Links
Quick Verdict
- •wasmer-compiler-cranelift has the highest health score (80/100) — a strong overall choice.
- •wasmtime-environ has the most downloads (20.5M), suggesting wider adoption.
- •wasmtime-environ is depended on by 1.5K crates — strongest ecosystem trust.
- •wasip3 is pre-1.0 — API may change.