Decision Workspace
target-spec-miette vs target-spec vs guppy
Side-by-side comparison of Rust crates
64
target-spec-miette
growingv0.4.8
Integrate target-spec errors with the miette library
74
target-spec
stablev3.6.0
Evaluate Cargo.toml target specifications
74
guppy
growingv0.17.26
Track and query Cargo dependency graphs.
Core Metrics
| target-spec-miette | target-spec | guppy | |
|---|---|---|---|
| Health Score | 64 | 74 | 74 |
| Total Downloads | 4.9M | 12.1M | 11.8M |
| 30d Downloads | 469.1K | 994.9K | 961.8K |
| Dependents | 116 | 312 | 1.3K |
| Releases | 11 | 47 | 75 |
| Last Updated | 4d ago | 55d ago | 4d ago |
| Age | 3y 7m | 6y 2m | 6y 6m |
Health Breakdown
target-spec-miette
Maintenance
19
Quality
11
Community
11
Popularity
8
Documentation
15
target-spec
Maintenance
17
Quality
19
Community
15
Popularity
8
Documentation
15
guppy
Maintenance
19
Quality
12
Community
20
Popularity
8
Documentation
15
Technical Details
| target-spec-miette | target-spec | guppy | |
|---|---|---|---|
| Version | 0.4.8 | 3.6.0 | 0.17.26 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 8 | 9 | 25 |
| Crate Size | 19KB | 39KB | 156KB |
| Features | 1 | 4 | 3 |
| Yanked % | 9.1% | 2.1% | 4.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.86 | 1.86 | 1.86 |
| Owners | 1 | 2 | 3 (team) |
Links
Quick Verdict
- •target-spec leads with a health score of 74/100, but none of the options score above 80.
- •guppy is depended on by 1.3K crates — strongest ecosystem trust.
- •target-spec-miette, guppy are pre-1.0 — API may change.