Decision Workspace
specs-hierarchy vs shrev vs fts-sys
Side-by-side comparison of Rust crates
52
specs-hierarchy
growingv0.6.0
Scene graph type hierarchy abstraction for use with specs
57
shrev
growingv1.1.3
Event channel, meant to be used with `specs`.
57
fts-sys
growingv0.2.17
File hierarchy traversal functions (FTS)
Core Metrics
| specs-hierarchy | shrev | fts-sys | |
|---|---|---|---|
| Health Score | 52 | 57 | 57 |
| Total Downloads | 408.0K | 729.6K | 2.3M |
| 30d Downloads | 8.6K | 21.6K | 329.0K |
| Dependents | 103 | 129 | 32 |
| Releases | 16 | 20 | 19 |
| Last Updated | 2235d ago | 1392d ago | 197d ago |
| Age | 7y 11m | 8y 6m | 5y |
Health Breakdown
specs-hierarchy
Maintenance
4
Quality
17
Community
13
Popularity
7
Documentation
11
shrev
Maintenance
4
Quality
18
Community
16
Popularity
7
Documentation
12
fts-sys
Maintenance
11
Quality
15
Community
10
Popularity
8
Documentation
13
Technical Details
| specs-hierarchy | shrev | fts-sys | |
|---|---|---|---|
| Version | 0.6.0 | 1.1.3 | 0.2.17 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT/Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 3 | 0 | 2 |
| Crate Size | 16KB | 11KB | 8KB |
| Features | 2 | 0 | 0 |
| Yanked % | 0.0% | 5.0% | 0.0% |
| Edition | — | 2018 | 2024 |
| MSRV | — | — | — |
| Owners | 2 (team) | 5 (team) | 1 |
Links
Quick Verdict
- •shrev leads with a health score of 57/100, but none of the options score above 80.
- •fts-sys has the most downloads (2.3M), suggesting wider adoption.
- •shrev is depended on by 129 crates — strongest ecosystem trust.
- •⚠ specs-hierarchy, shrev have not been updated in over a year.
- •specs-hierarchy, fts-sys are pre-1.0 — API may change.