Decision Workspace
zic-rs vs libtzfile vs timezone-data
Side-by-side comparison of Rust crates
44
zic-rs
experimentalv0.1.0
A memory-safe Rust timezone compiler for IANA tzdata, producing TZif files with deterministic output and reference-zic comparison.
53
libtzfile
growingv3.1.1
This library provides low and high level parsing of the IANA system timezone information files (TZIF).
51
timezone-data
experimentalv0.2.0
no_std, no-alloc parser for embedded IANA TZif timezone data: transitions, zone types, POSIX TZ rules, leap seconds, and zone metadata.
Core Metrics
| zic-rs | libtzfile | timezone-data | |
|---|---|---|---|
| Health Score | 44 | 53 | 51 |
| Total Downloads | 28 | 47.1K | 1.5K |
| 30d Downloads | 0 | 0 | 1.3K |
| Dependents | 0 | 31 | 9 |
| Releases | 1 | 24 | 2 |
| Last Updated | 40d ago | 645d ago | 36d ago |
| Age | 1m | 6y 7m | 1m |
Health Breakdown
zic-rs
Maintenance
11
Quality
13
Community
6
Popularity
2
Documentation
12
libtzfile
Maintenance
6
Quality
21
Community
10
Popularity
6
Documentation
10
timezone-data
Maintenance
12
Quality
14
Community
9
Popularity
4
Documentation
12
Technical Details
| zic-rs | libtzfile | timezone-data | |
|---|---|---|---|
| Version | 0.1.0 | 3.1.1 | 0.2.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 4 | 4 | 0 |
| Crate Size | 238KB | 10KB | 190KB |
| Features | 1 | 4 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.74 | — | 1.86 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •libtzfile leads with a health score of 53/100, but none of the options score above 80.
- •⚠ libtzfile has not been updated in over a year.
- •zic-rs, timezone-data are pre-1.0 — API may change.