Decision Workspace
hyperi-rustlib vs zlayer-observability vs ottotom
Side-by-side comparison of Rust crates
58
hyperi-rustlib
experimentalv2.7.4
Opinionated, drop-in Rust toolkit for production services at scale. The patterns from blog posts as actual code: 8-layer config cascade, structured logging with PII masking, Prometheus + OpenTelemetry, Kafka/gRPC transports, tiered disk-spillover, adaptive worker pools, graceful shutdown.
55
zlayer-observability
experimentalv0.11.23
OpenTelemetry tracing and Prometheus metrics for ZLayer
46
ottotom
experimentalv0.32.0
Conversion of OpenTelemetry metrics to OpenMetrics Text format
Core Metrics
| hyperi-rustlib | zlayer-observability | ottotom | |
|---|---|---|---|
| Health Score | 58 | 55 | 46 |
| Total Downloads | 3.1K | 780 | 46 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 21 | 0 |
| Releases | 50 | 50 | 2 |
| Last Updated | 1d ago | 13d ago | 15d ago |
| Age | 3m | 3m | 4m |
Health Breakdown
hyperi-rustlib
Maintenance
19
Quality
14
Community
11
Popularity
4
Documentation
10
zlayer-observability
Maintenance
18
Quality
13
Community
9
Popularity
3
Documentation
12
ottotom
Maintenance
16
Quality
15
Community
3
Popularity
2
Documentation
10
Technical Details
| hyperi-rustlib | zlayer-observability | ottotom | |
|---|---|---|---|
| Version | 2.7.4 | 0.11.23 | 0.32.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | FSL-1.1-ALv2 | Apache-2.0 | Apache-2.0 |
| Dependencies | 70 | 18 | 11 |
| Crate Size | 530KB | 37KB | 28KB |
| Features | 60 | 3 | 6 |
| Yanked % | 2.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.95 | 1.85 | — |
| Owners | 2 (team) | 1 | 1 |
Links
Quick Verdict
- •hyperi-rustlib leads with a health score of 58/100, but none of the options score above 80.
- •zlayer-observability, ottotom are pre-1.0 — API may change.