Decision Workspace
cronrunner vs cron-when vs job_scheduler_ng
Side-by-side comparison of Rust crates
49
cronrunner
growingv2.15.0
Run cron jobs manually.
49
cron-when
experimentalv0.4.2
A CLI tool to parse cron expressions and display next execution times with human-readable durations
61
job_scheduler_ng
growingv2.4.0
A simple cron-like job scheduling library for Rust (Updated since 2022).
Core Metrics
| cronrunner | cron-when | job_scheduler_ng | |
|---|---|---|---|
| Health Score | 49 | 49 | 61 |
| Total Downloads | 14.1K | 245 | 251.0K |
| 30d Downloads | 22 | 10 | 10.2K |
| Dependents | 0 | 0 | 22 |
| Releases | 15 | 8 | 9 |
| Last Updated | 312d ago | 49d ago | 165d ago |
| Age | 1y 10m | 4m | 3y 10m |
Health Breakdown
cronrunner
Maintenance
9
Quality
20
Community
5
Popularity
5
Documentation
10
cron-when
Maintenance
16
Quality
11
Community
6
Popularity
3
Documentation
13
job_scheduler_ng
Maintenance
10
Quality
21
Community
9
Popularity
6
Documentation
15
Technical Details
| cronrunner | cron-when | job_scheduler_ng | |
|---|---|---|---|
| Version | 2.15.0 | 0.4.2 | 2.4.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | GPL-3.0-or-later OR MIT | BSD-3-Clause | MIT OR Apache-2.0 |
| Dependencies | 0 | 20 | 5 |
| Crate Size | 94KB | 59KB | 16KB |
| Features | 0 | 0 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | — | 1.83.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •job_scheduler_ng leads with a health score of 61/100, but none of the options score above 80.
- •cron-when is pre-1.0 — API may change.