Decision Workspace
arg vs clap_builder vs clap
Side-by-side comparison of Rust crates
56
arg
growingv0.4.3
Very simple code generator for command line argument parsing.
77
clap_builder
stablev4.6.0
A simple to use, efficient, and full-featured Command Line Argument Parser
74
clap
stablev4.6.0
A simple to use, efficient, and full-featured Command Line Argument Parser
Core Metrics
| arg | clap_builder | clap | |
|---|---|---|---|
| Health Score | 56 | 77 | 74 |
| Total Downloads | 23.9K | 420.4M | 735.7M |
| 30d Downloads | 573 | 38.6M | 49.5M |
| Dependents | 79 | 390 | 312.6K |
| Releases | 9 | 105 | 455 |
| Last Updated | 3d ago | 15d ago | 15d ago |
| Age | 6y 5m | 3y | 11y 1m |
Health Breakdown
arg
Maintenance
16
Quality
16
Community
10
Popularity
5
Documentation
9
clap_builder
Maintenance
19
Quality
21
Community
17
Popularity
8
Documentation
12
clap
Maintenance
18
Quality
17
Community
19
Popularity
8
Documentation
12
Technical Details
| arg | clap_builder | clap | |
|---|---|---|---|
| Version | 0.4.3 | 4.6.0 | 4.6.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 12 | 11 |
| Crate Size | 6KB | 171KB | 63KB |
| Features | 1 | 18 | 21 |
| Yanked % | 0.0% | 0.0% | 20.2% |
| Edition | 2018 | 2024 | 2024 |
| MSRV | — | 1.85 | 1.85 |
| Owners | 1 | 3 (team) | 3 (team) |
Links
Quick Verdict
- •clap_builder leads with a health score of 77/100, but none of the options score above 80.
- •clap has the most downloads (735.7M), suggesting wider adoption.
- •clap is depended on by 312.6K crates — strongest ecosystem trust.
- •arg is pre-1.0 — API may change.