Decision Workspace
twelve_factor vs emit vs jemalloc_pprof
Side-by-side comparison of Rust crates
31
twelve_factor
growingv0.0.3
A mashup of libraries that produce a 12factor compliat application with logs, metrcs, secrets, etc
66
emit
stablev1.17.2
Developer-first diagnostics for Rust applications.
64
jemalloc_pprof
growingv0.8.2
Convert jemalloc heap profiles to pprof to understand memory usage, fix memory leaks, and fix OOM Kills.
Core Metrics
| twelve_factor | emit | jemalloc_pprof | |
|---|---|---|---|
| Health Score | 31 | 66 | 64 |
| Total Downloads | 4.4K | 99.8K | 6.3M |
| 30d Downloads | 5 | 929 | 941.8K |
| Dependents | 0 | 535 | 277 |
| Releases | 3 | 81 | 15 |
| Last Updated | 2515d ago | 43d ago | 46d ago |
| Age | 6y 11m | 10y 7m | 2y 3m |
Health Breakdown
twelve_factor
Maintenance
3
Quality
13
Community
2
Popularity
4
Documentation
9
emit
Maintenance
16
Quality
20
Community
14
Popularity
6
Documentation
10
jemalloc_pprof
Maintenance
16
Quality
12
Community
15
Popularity
8
Documentation
13
Technical Details
| twelve_factor | emit | jemalloc_pprof | |
|---|---|---|---|
| Version | 0.0.3 | 1.17.2 | 0.8.2 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | Apache-2.0 | MIT OR Apache-2.0 | Apache-2.0 |
| Dependencies | 10 | 12 | 12 |
| Crate Size | 8KB | 77KB | 26KB |
| Features | 0 | 8 | 2 |
| Yanked % | 0.0% | 0.0% | 6.7% |
| Edition | 2018 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 2 | 2 |
Links
Quick Verdict
- •emit leads with a health score of 66/100, but none of the options score above 80.
- •jemalloc_pprof has the most downloads (6.3M), suggesting wider adoption.
- •emit is depended on by 535 crates — strongest ecosystem trust.
- •⚠ twelve_factor has not been updated in over a year.
- •twelve_factor, jemalloc_pprof are pre-1.0 — API may change.