Decision Workspace
mlir-testutils vs mlir-sys vs melior
Side-by-side comparison of Rust crates
42
mlir-testutils
experimentalv0.1.0
Utilities for writing tests that use MLIR.
67
mlir-sys
stablev220.0.1
Rust bindings to the MLIR C API.
67
melior
growingv0.27.0
The rustic MLIR bindings in Rust
Core Metrics
| mlir-testutils | mlir-sys | melior | |
|---|---|---|---|
| Health Score | 42 | 67 | 67 |
| Total Downloads | 172 | 563.8K | 575.3K |
| 30d Downloads | 69 | 34.4K | 33.7K |
| Dependents | 10 | 207 | 81 |
| Releases | 1 | 19 | 90 |
| Last Updated | 140d ago | 7d ago | 2d ago |
| Age | 4m | 4y 4m | 3y 8m |
Health Breakdown
mlir-testutils
Maintenance
6
Quality
16
Community
7
Popularity
3
Documentation
10
mlir-sys
Maintenance
19
Quality
19
Community
14
Popularity
7
Documentation
8
melior
Maintenance
19
Quality
15
Community
13
Popularity
7
Documentation
13
Technical Details
| mlir-testutils | mlir-sys | melior | |
|---|---|---|---|
| Version | 0.1.0 | 220.0.1 | 0.27.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | Apache-2.0 | non-standard | Apache-2.0 |
| Dependencies | 2 | 1 | 5 |
| Crate Size | 12KB | 8KB | 95KB |
| Features | 2 | 1 | 2 |
| Yanked % | 0.0% | 0.0% | 4.4% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 3 | 3 |
Links
Quick Verdict
- •mlir-sys leads with a health score of 67/100, but none of the options score above 80.
- •melior has the most downloads (575.3K), suggesting wider adoption.
- •mlir-sys is depended on by 207 crates — strongest ecosystem trust.
- •mlir-testutils, melior are pre-1.0 — API may change.