Decision Workspace
runar vs hot-restart vs cargo-rerun
Side-by-side comparison of Rust crates
39
runar
growingv0.3.0
Watches for changes in files and RUNs And Restarts a program
60
hot-restart
experimentalv0.6.16
A Rust library for hot restarting applications without downtime. Provides seamless process replacement for servers and long-running services, enabling zero-downtime updates and configuration reloads.
46
cargo-rerun
experimentalv2.1.0
A tool that runs cargo run and automatically restarts when watched files change
Core Metrics
| runar | hot-restart | cargo-rerun | |
|---|---|---|---|
| Health Score | 39 | 60 | 46 |
| Total Downloads | 815 | 12.5K | 64 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 269 | 0 |
| Releases | 1 | 35 | 3 |
| Last Updated | 468d ago | 15d ago | 123d ago |
| Age | 1y 3m | 12m | 4m |
Health Breakdown
runar
Maintenance
2
Quality
14
Community
5
Popularity
3
Documentation
15
hot-restart
Maintenance
18
Quality
14
Community
13
Popularity
5
Documentation
10
cargo-rerun
Maintenance
13
Quality
15
Community
6
Popularity
2
Documentation
10
Technical Details
| runar | hot-restart | cargo-rerun | |
|---|---|---|---|
| Version | 0.3.0 | 0.6.16 | 2.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | GPL-3.0-or-later | MIT | MIT OR Apache-2.0 |
| Dependencies | 6 | 1 | 12 |
| Crate Size | 23KB | 6KB | 25KB |
| Features | 0 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.78.0 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •hot-restart leads with a health score of 60/100, but none of the options score above 80.
- •hot-restart is depended on by 269 crates — strongest ecosystem trust.
- •⚠ runar has not been updated in over a year.
- •runar, hot-restart are pre-1.0 — API may change.