Decision Workspace
jlf vs convfmt vs cor
Side-by-side comparison of Rust crates
44
jlf
growingv0.2.2
CLI for converting JSON logs to human-readable format
49
convfmt
stablev2.1.0
cli tool which can convert different formats
43
cor
experimentalv2026.3.1
Colorize JSON-structured log lines from stdin
Core Metrics
| jlf | convfmt | cor | |
|---|---|---|---|
| Health Score | 44 | 49 | 43 |
| Total Downloads | 19.0K | 10.9K | 118 |
| 30d Downloads | 28 | 22 | 37 |
| Dependents | 0 | 0 | 0 |
| Releases | 17 | 14 | 7 |
| Last Updated | 388d ago | 85d ago | 13d ago |
| Age | 2y 1m | 3y 9m | 1m |
Health Breakdown
jlf
Maintenance
8
Quality
13
Community
5
Popularity
5
Documentation
13
convfmt
Maintenance
13
Quality
13
Community
5
Popularity
5
Documentation
13
cor
Maintenance
13
Quality
10
Community
6
Popularity
2
Documentation
12
Technical Details
| jlf | convfmt | cor | |
|---|---|---|---|
| Version | 0.2.2 | 2.1.0 | 2026.3.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | Apache-2.0 | MIT |
| Dependencies | 12 | 18 | 15 |
| Crate Size | 44KB | 1.2MB | 1.8MB |
| Features | 0 | 0 | 1 |
| Yanked % | 0.0% | 0.0% | 14.3% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | — | 1.92 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •convfmt leads with a health score of 49/100, but none of the options score above 80.
- •jlf has the most downloads (19.0K), suggesting wider adoption.
- •⚠ jlf has not been updated in over a year.
- •jlf is pre-1.0 — API may change.