Decision Workspace
hourglass vs dtt vs tz-rs
Side-by-side comparison of Rust crates
39
hourglass
growingv0.8.0
Timezone-aware datetime library and time-related subtleties
49
dtt
growingv0.0.9
A Rust library for parsing, validating, manipulating, and formatting dates and times.
64
tz-rs
growingv0.7.3
A pure Rust reimplementation of libc functions localtime, gmtime and mktime.
Core Metrics
| hourglass | dtt | tz-rs | |
|---|---|---|---|
| Health Score | 39 | 49 | 64 |
| Total Downloads | 24.8K | 109.7K | 15.7M |
| 30d Downloads | 0 | 4.3K | 1.0M |
| Dependents | 2 | 83 | 372 |
| Releases | 13 | 9 | 32 |
| Last Updated | 2566d ago | 510d ago | 116d ago |
| Age | 10y 4m | 3y 3m | 4y 3m |
Health Breakdown
hourglass
Maintenance
4
Quality
15
Community
4
Popularity
5
Documentation
11
dtt
Maintenance
6
Quality
11
Community
11
Popularity
6
Documentation
15
tz-rs
Maintenance
13
Quality
18
Community
13
Popularity
8
Documentation
12
Technical Details
| hourglass | dtt | tz-rs | |
|---|---|---|---|
| Version | 0.8.0 | 0.0.9 | 0.7.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 3 | 11 | 0 |
| Crate Size | 21KB | 53KB | 48KB |
| Features | 0 | 2 | 3 |
| Yanked % | 0.0% | 11.1% | 0.0% |
| Edition | — | 2021 | 2024 |
| MSRV | — | 1.56.0 | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •tz-rs leads with a health score of 64/100, but none of the options score above 80.
- •tz-rs is depended on by 372 crates — strongest ecosystem trust.
- •⚠ hourglass, dtt have not been updated in over a year.