Decision Workspace
chrono-tz-build vs chrono-tz vs libtzfile
Side-by-side comparison of Rust crates
64
chrono-tz-build
growingv0.5.0
internal build script for chrono-tz
64
chrono-tz
growingv0.10.4
TimeZone implementations for chrono from the IANA database
54
libtzfile
growingv3.1.1
This library provides low and high level parsing of the IANA system timezone information files (TZIF).
Core Metrics
| chrono-tz-build | chrono-tz | libtzfile | |
|---|---|---|---|
| Health Score | 64 | 64 | 54 |
| Total Downloads | 70.1M | 96.1M | 45.1K |
| 30d Downloads | 3.2M | 7.9M | 465 |
| Dependents | 19 | 8.6K | 31 |
| Releases | 10 | 36 | 24 |
| Last Updated | 259d ago | 259d ago | 537d ago |
| Age | 5y 5m | 9y 5m | 6y 4m |
Health Breakdown
chrono-tz-build
Maintenance
11
Quality
16
Community
14
Popularity
8
Documentation
15
chrono-tz
Maintenance
9
Quality
13
Community
19
Popularity
8
Documentation
15
libtzfile
Maintenance
7
Quality
21
Community
10
Popularity
6
Documentation
10
Technical Details
| chrono-tz-build | chrono-tz | libtzfile | |
|---|---|---|---|
| Version | 0.5.0 | 0.10.4 | 3.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 5 | 10 | 4 |
| Crate Size | 11KB | 794KB | 10KB |
| Features | 3 | 5 | 4 |
| Yanked % | 0.0% | 2.8% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.65 | 1.65 | — |
| Owners | 2 (team) | 2 (team) | 1 |
Links
Quick Verdict
- •chrono-tz-build leads with a health score of 64/100, but none of the options score above 80.
- •chrono-tz has the most downloads (96.1M), suggesting wider adoption.
- •chrono-tz is depended on by 8.6K crates — strongest ecosystem trust.
- •⚠ libtzfile has not been updated in over a year.
- •chrono-tz-build, chrono-tz are pre-1.0 — API may change.