Decision Workspace
test-lang vs ouro vs insta
Side-by-side comparison of Rust crates
54
test-lang
experimentalv1.0.0
Compiler snapshot test harness for tokens, ASTs, and errors.
38
ouro
experimentalv0.1.0
A golden test runner for language hackers
72
insta
stablev1.48.0
A snapshot testing library for Rust
Core Metrics
| test-lang | ouro | insta | |
|---|---|---|---|
| Health Score | 54 | 38 | 72 |
| Total Downloads | 37 | 41 | 79.0M |
| 30d Downloads | 0 | 0 | 4.7M |
| Dependents | 0 | 0 | 60.8K |
| Releases | 2 | 1 | 121 |
| Last Updated | 12d ago | 128d ago | 32d ago |
| Age | 12d | 4m | 7y 6m |
Health Breakdown
test-lang
Maintenance
13
Quality
18
Community
6
Popularity
2
Documentation
15
ouro
Maintenance
7
Quality
14
Community
5
Popularity
2
Documentation
10
insta
Maintenance
17
Quality
19
Community
16
Popularity
8
Documentation
12
Technical Details
| test-lang | ouro | insta | |
|---|---|---|---|
| Version | 1.0.0 | 0.1.0 | 1.48.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | Apache-2.0 OR MIT | MIT | Apache-2.0 |
| Dependencies | 3 | 9 | 19 |
| Crate Size | 56KB | 21KB | 121KB |
| Features | 2 | 3 | 11 |
| Yanked % | 0.0% | 0.0% | 1.7% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.85 | — | 1.66.0 |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •insta leads with a health score of 72/100, but none of the options score above 80.
- •insta is depended on by 60.8K crates — strongest ecosystem trust.
- •ouro is pre-1.0 — API may change.