Decision Workspace
fobserve vs emit vs emit_macros
Side-by-side comparison of Rust crates
47
fobserve
experimentalv3.0.0
Observability library for the fiddlesticks agent harness framework
66
emit
stablev1.17.2
Developer-first diagnostics for Rust applications.
62
emit_macros
stablev1.17.2
Internal proc macro crate for emit.
Core Metrics
| fobserve | emit | emit_macros | |
|---|---|---|---|
| Health Score | 47 | 66 | 62 |
| Total Downloads | 56 | 99.8K | 57.8K |
| 30d Downloads | 19 | 987 | 948 |
| Dependents | 0 | 535 | 60 |
| Releases | 4 | 81 | 60 |
| Last Updated | 24d ago | 43d ago | 43d ago |
| Age | 1m | 10y 7m | 1y 9m |
Health Breakdown
fobserve
Maintenance
11
Quality
16
Community
6
Popularity
2
Documentation
12
emit
Maintenance
16
Quality
20
Community
14
Popularity
6
Documentation
10
emit_macros
Maintenance
16
Quality
20
Community
10
Popularity
6
Documentation
10
Technical Details
| fobserve | emit | emit_macros | |
|---|---|---|---|
| Version | 3.0.0 | 1.17.2 | 1.17.2 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 6 | 12 | 5 |
| Crate Size | 20KB | 77KB | 26KB |
| Features | 0 | 8 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.93 | — | — |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •emit leads with a health score of 66/100, but none of the options score above 80.
- •emit is depended on by 535 crates — strongest ecosystem trust.