Decision Workspace
fancy_constructor vs lilys-new-macro vs bon
Side-by-side comparison of Rust crates
54
fancy_constructor
growingv2.1.0
Derive a highly configurable constructor for your struct
40
lilys-new-macro
growingv0.1.1
Macro for generating a 'new' constructor function
75
bon
stablev3.9.3
Next-gen compile-time-checked builder generator, named function's arguments, and more!
Core Metrics
| fancy_constructor | lilys-new-macro | bon | |
|---|---|---|---|
| Health Score | 54 | 40 | 75 |
| Total Downloads | 3.2M | 1.4K | 42.4M |
| 30d Downloads | 146.4K | 0 | 3.1M |
| Dependents | 12 | 0 | 7.9K |
| Releases | 10 | 2 | 48 |
| Last Updated | 428d ago | 485d ago | 28d ago |
| Age | 2y 9m | 1y 4m | 2y |
Health Breakdown
fancy_constructor
Maintenance
7
Quality
19
Community
8
Popularity
8
Documentation
12
lilys-new-macro
Maintenance
6
Quality
14
Community
6
Popularity
4
Documentation
10
bon
Maintenance
17
Quality
21
Community
17
Popularity
8
Documentation
12
Technical Details
| fancy_constructor | lilys-new-macro | bon | |
|---|---|---|---|
| Version | 2.1.0 | 0.1.1 | 3.9.3 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 4 | 4 | 6 |
| Crate Size | 8KB | 7KB | 67KB |
| Features | 0 | 0 | 7 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.71.0 | — | 1.59.0 |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •bon leads with a health score of 75/100, but none of the options score above 80.
- •bon is depended on by 7.9K crates — strongest ecosystem trust.
- •⚠ fancy_constructor, lilys-new-macro have not been updated in over a year.
- •lilys-new-macro is pre-1.0 — API may change.