Decision Workspace
armature-opentelemetry vs zlayer-observability vs ferrotunnel-observability
Side-by-side comparison of Rust crates
47
armature-opentelemetry
experimentalv0.1.1
OpenTelemetry integration for Armature observability
57
zlayer-observability
experimentalv0.14.3
OpenTelemetry tracing and Prometheus metrics for ZLayer
55
ferrotunnel-observability
experimentalv1.5.1
Observability infrastructure for FerroTunnel (Metrics & Tracing)
Core Metrics
| armature-opentelemetry | zlayer-observability | ferrotunnel-observability | |
|---|---|---|---|
| Health Score | 47 | 57 | 55 |
| Total Downloads | 149 | 1.2K | 568 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 3 | 41 | 50 |
| Releases | 2 | 66 | 17 |
| Last Updated | 197d ago | 6d ago | 1d ago |
| Age | 6m | 5m | 5m |
Health Breakdown
armature-opentelemetry
Maintenance
9
Quality
15
Community
8
Popularity
3
Documentation
12
zlayer-observability
Maintenance
19
Quality
13
Community
9
Popularity
4
Documentation
12
ferrotunnel-observability
Maintenance
19
Quality
11
Community
10
Popularity
3
Documentation
12
Technical Details
| armature-opentelemetry | zlayer-observability | ferrotunnel-observability | |
|---|---|---|---|
| Version | 0.1.1 | 0.14.3 | 1.5.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 14 | 22 | 22 |
| Crate Size | 30KB | 45KB | 122KB |
| Features | 5 | 3 | 3 |
| Yanked % | 0.0% | 0.0% | 17.6% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.88 | 1.85 | 1.91 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •zlayer-observability leads with a health score of 57/100, but none of the options score above 80.
- •armature-opentelemetry, zlayer-observability are pre-1.0 — API may change.