Decision Workspace
xpct vs speculoos vs spectral
Side-by-side comparison of Rust crates
50
xpct
growingv0.5.1
An extensible test assertion library
51
speculoos
growingv0.13.0
Fluent test assertions
48
spectral
growingv0.6.0
Fluent test assertions
Core Metrics
| xpct | speculoos | spectral | |
|---|---|---|---|
| Health Score | 50 | 51 | 48 |
| Total Downloads | 16.6K | 404.9K | 710.1K |
| 30d Downloads | 1.0K | 17.8K | 12.8K |
| Dependents | 16 | 965 | 912 |
| Releases | 11 | 7 | 8 |
| Last Updated | 958d ago | 351d ago | 3395d ago |
| Age | 3y 3m | 4y 6m | 9y 6m |
Health Breakdown
xpct
Maintenance
6
Quality
15
Community
9
Popularity
5
Documentation
15
speculoos
Maintenance
6
Quality
17
Community
11
Popularity
7
Documentation
10
spectral
Maintenance
6
Quality
16
Community
11
Popularity
7
Documentation
8
Technical Details
| xpct | speculoos | spectral | |
|---|---|---|---|
| Version | 0.5.1 | 0.13.0 | 0.6.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | Apache-2.0 | Apache-2.0 |
| Dependencies | 9 | 2 | 1 |
| Crate Size | 352KB | 27KB | 22KB |
| Features | 9 | 2 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | — |
| MSRV | 1.70.0 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •speculoos leads with a health score of 51/100, but none of the options score above 80.
- •spectral has the most downloads (710.1K), suggesting wider adoption.
- •speculoos is depended on by 965 crates — strongest ecosystem trust.
- •⚠ xpct, spectral have not been updated in over a year.