Decision Workspace
spectral vs speculoos vs asserting
Side-by-side comparison of Rust crates
48
spectral
growingv0.6.0
Fluent test assertions
51
speculoos
growingv0.13.0
Fluent test assertions
59
asserting
growingv0.14.0
Fluent assertions for tests in Rust that are convenient to write and easy to extend.
Core Metrics
| spectral | speculoos | asserting | |
|---|---|---|---|
| Health Score | 48 | 51 | 59 |
| Total Downloads | 710.1K | 404.9K | 8.8K |
| 30d Downloads | 12.5K | 17.4K | 549 |
| Dependents | 912 | 965 | 9 |
| Releases | 8 | 7 | 15 |
| Last Updated | 3395d ago | 351d ago | 13d ago |
| Age | 9y 6m | 4y 6m | 1y |
Health Breakdown
spectral
Maintenance
6
Quality
16
Community
11
Popularity
7
Documentation
8
speculoos
Maintenance
6
Quality
17
Community
11
Popularity
7
Documentation
10
asserting
Maintenance
18
Quality
15
Community
9
Popularity
5
Documentation
12
Technical Details
| spectral | speculoos | asserting | |
|---|---|---|---|
| Version | 0.6.0 | 0.13.0 | 0.14.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 2 | 18 |
| Crate Size | 22KB | 27KB | 217KB |
| Features | 1 | 2 | 10 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | 2021 | 2021 |
| MSRV | — | — | 1.82.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •asserting leads with a health score of 59/100, 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.
- •⚠ spectral has not been updated in over a year.