Decision Workspace
cap-time-ext vs icu_datetime vs jiff
Side-by-side comparison of Rust crates
63
cap-time-ext
stablev4.0.2
Extension traits for `SystemClock` and `MonotonicClock`
72
icu_datetime
stablev2.2.0
Human-readable formatting of dates, times, and time zones in hundreds of locales
70
jiff
growingv0.2.25
A date-time library that encourages you to jump into the pit of success. This library is heavily inspired by the Temporal project.
Core Metrics
| cap-time-ext | icu_datetime | jiff | |
|---|---|---|---|
| Health Score | 63 | 72 | 70 |
| Total Downloads | 10.4M | 5.6M | 111.7M |
| 30d Downloads | 1.1M | 547.7K | 14.6M |
| Dependents | 303 | 166 | 6.9K |
| Releases | 87 | 24 | 57 |
| Last Updated | 99d ago | 54d ago | 1d ago |
| Age | 5y 8m | 5y 7m | 2y 3m |
Health Breakdown
cap-time-ext
Maintenance
14
Quality
18
Community
13
Popularity
8
Documentation
10
icu_datetime
Maintenance
18
Quality
19
Community
17
Popularity
8
Documentation
10
jiff
Maintenance
19
Quality
13
Community
15
Popularity
8
Documentation
15
Technical Details
| cap-time-ext | icu_datetime | jiff | |
|---|---|---|---|
| Version | 4.0.2 | 2.2.0 | 0.2.25 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT | Unicode-3.0 | Unlicense OR MIT |
| Dependencies | 7 | 30 | 27 |
| Crate Size | 13KB | 206KB | 760KB |
| Features | 0 | 10 | 15 |
| Yanked % | 2.3% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.86 | 1.70 |
| Owners | 2 | 2 (team) | 1 |
Links
Quick Verdict
- •icu_datetime leads with a health score of 72/100, but none of the options score above 80.
- •jiff has the most downloads (111.7M), suggesting wider adoption.
- •jiff is depended on by 6.9K crates — strongest ecosystem trust.
- •jiff is pre-1.0 — API may change.