Decision Workspace
rlg vs test-log vs tracing-log
Side-by-side comparison of Rust crates
63
rlg
growingv0.0.11
A near-lock-free structured logging library for Rust. Sub-microsecond ingestion via a 65k-slot ring buffer (LMAX Disruptor pattern), deferred formatting, and native OS sinks (`os_log` on macOS via `syslog(3)`, `journald` on Linux). 14 output formats including JSON, MCP, OTLP, ECS, GELF, CEF, and Logfmt.
67
test-log
growingv0.2.21
A replacement of the #[test] attribute that initializes logging and/or tracing infrastructure before running tests.
59
tracing-log
growingv0.2.0
Provides compatibility between `tracing` and the `log` crate.
Core Metrics
| rlg | test-log | tracing-log | |
|---|---|---|---|
| Health Score | 63 | 67 | 59 |
| Total Downloads | 110.2K | 59.0M | 455.4M |
| 30d Downloads | 2.5K | 1.4M | 22.7M |
| Dependents | 66 | 18.5K | 7.2K |
| Releases | 11 | 15 | 9 |
| Last Updated | 7d ago | 44d ago | 992d ago |
| Age | 3y 5m | 5y | 7y |
Health Breakdown
rlg
Maintenance
18
Quality
13
Community
11
Popularity
6
Documentation
15
test-log
Maintenance
16
Quality
13
Community
15
Popularity
8
Documentation
15
tracing-log
Maintenance
4
Quality
16
Community
20
Popularity
8
Documentation
11
Technical Details
| rlg | test-log | tracing-log | |
|---|---|---|---|
| Version | 0.0.11 | 0.2.21 | 0.2.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | Apache-2.0 OR MIT | MIT |
| Dependencies | 32 | 9 | 7 |
| Crate Size | 132KB | 15KB | 18KB |
| Features | 8 | 5 | 4 |
| Yanked % | 0.0% | 6.7% | 0.0% |
| Edition | 2024 | 2021 | 2018 |
| MSRV | 1.88.0 | 1.71 | 1.56.0 |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •test-log leads with a health score of 67/100, but none of the options score above 80.
- •tracing-log has the most downloads (455.4M), suggesting wider adoption.
- •test-log is depended on by 18.5K crates — strongest ecosystem trust.
- •⚠ tracing-log has not been updated in over a year.