Decision Workspace
objs vs struct-patch-derive vs maplit
Side-by-side comparison of Rust crates
49
objs
experimentalv0.1.0
Lightweight macros for creating typed, or untyped, named, or anonymous objects in Rust.
65
struct-patch-derive
growingv0.12.7
A library that helps you implement partial updates for your structs.
63
maplit
growingv1.0.2
Collection “literal” macros for HashMap, HashSet, BTreeMap, and BTreeSet.
Core Metrics
| objs | struct-patch-derive | maplit | |
|---|---|---|---|
| Health Score | 49 | 65 | 63 |
| Total Downloads | 18 | 826.0K | 118.5M |
| 30d Downloads | 0 | 45.1K | 2.9M |
| Dependents | 0 | 47 | 16.5K |
| Releases | 1 | 47 | 10 |
| Last Updated | 5d ago | 1d ago | 2515d ago |
| Age | 5d | 3y 5m | 11y 2m |
Health Breakdown
objs
Maintenance
13
Quality
15
Community
6
Popularity
2
Documentation
13
struct-patch-derive
Maintenance
19
Quality
17
Community
10
Popularity
7
Documentation
12
maplit
Maintenance
4
Quality
21
Community
19
Popularity
8
Documentation
11
Technical Details
| objs | struct-patch-derive | maplit | |
|---|---|---|---|
| Version | 0.1.0 | 0.12.7 | 1.0.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | MIT/Apache-2.0 |
| Dependencies | 0 | 5 | 0 |
| Crate Size | 13KB | 19KB | 9KB |
| Features | 0 | 6 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | — |
| MSRV | — | 1.61.0 | — |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •struct-patch-derive leads with a health score of 65/100, but none of the options score above 80.
- •maplit has the most downloads (118.5M), suggesting wider adoption.
- •maplit is depended on by 16.5K crates — strongest ecosystem trust.
- •⚠ maplit has not been updated in over a year.
- •objs, struct-patch-derive are pre-1.0 — API may change.