Decision Workspace
tzdb vs tz-rs vs parse-zoneinfo
Side-by-side comparison of Rust crates
58
tzdb
growingv0.7.3
Static time zone information for tz-rs
63
tz-rs
growingv0.7.3
A pure Rust reimplementation of libc functions localtime, gmtime and mktime.
54
parse-zoneinfo
growingv0.5.0
Parse zoneinfo files from the IANA database
Core Metrics
| tzdb | tz-rs | parse-zoneinfo | |
|---|---|---|---|
| Health Score | 58 | 63 | 54 |
| Total Downloads | 11.3M | 16.9M | 78.6M |
| 30d Downloads | 498.1K | 478.5K | 1.9M |
| Dependents | 132 | 387 | 188 |
| Releases | 77 | 32 | 9 |
| Last Updated | 214d ago | 165d ago | 363d ago |
| Age | 4y 4m | 4y 4m | 9y 5m |
Health Breakdown
tzdb
Maintenance
10
Quality
17
Community
11
Popularity
8
Documentation
12
tz-rs
Maintenance
12
Quality
18
Community
13
Popularity
8
Documentation
12
parse-zoneinfo
Maintenance
5
Quality
15
Community
14
Popularity
8
Documentation
12
Technical Details
| tzdb | tz-rs | parse-zoneinfo | |
|---|---|---|---|
| Version | 0.7.3 | 0.7.3 | 0.5.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 3 | 0 | 1 |
| Crate Size | 12KB | 48KB | 33KB |
| Features | 5 | 3 | 0 |
| Yanked % | 3.9% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.81.0 | 1.85 | 1.56.0 |
| Owners | 1 | 1 | 3 (team) |
Links
Quick Verdict
- •tz-rs leads with a health score of 63/100, but none of the options score above 80.
- •parse-zoneinfo has the most downloads (78.6M), suggesting wider adoption.
- •tz-rs is depended on by 387 crates — strongest ecosystem trust.