Decision Workspace
system_tz vs localzone vs chrono-tz
Side-by-side comparison of Rust crates
37
system_tz
growingv0.4.0
Current timezone from the operating system
45
localzone
growingv0.3.1
figures out the local timezone as IANA / Olson identifier
64
chrono-tz
growingv0.10.4
TimeZone implementations for chrono from the IANA database
Core Metrics
| system_tz | localzone | chrono-tz | |
|---|---|---|---|
| Health Score | 37 | 45 | 64 |
| Total Downloads | 4.5K | 69.5K | 96.1M |
| 30d Downloads | 2 | 4.5K | 7.9M |
| Dependents | 0 | 57 | 8.6K |
| Releases | 4 | 3 | 36 |
| Last Updated | 1081d ago | 714d ago | 259d ago |
| Age | 2y 11m | 4y 3m | 9y 5m |
Health Breakdown
system_tz
Maintenance
10
Quality
7
Community
6
Popularity
4
Documentation
10
localzone
Maintenance
4
Quality
17
Community
8
Popularity
6
Documentation
10
chrono-tz
Maintenance
9
Quality
13
Community
19
Popularity
8
Documentation
15
Technical Details
| system_tz | localzone | chrono-tz | |
|---|---|---|---|
| Version | 0.4.0 | 0.3.1 | 0.10.4 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 12 | 3 | 10 |
| Crate Size | 20KB | 18KB | 794KB |
| Features | 0 | 2 | 5 |
| Yanked % | 100.0% | 0.0% | 2.8% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.65 |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •chrono-tz leads with a health score of 64/100, but none of the options score above 80.
- •chrono-tz is depended on by 8.6K crates — strongest ecosystem trust.
- •⚠ system_tz, localzone have not been updated in over a year.