Decision Workspace
rstructor vs instructors vs rstructor_derive
Side-by-side comparison of Rust crates
57
rstructor
growingv0.2.9
Rust equivalent of Python's Instructor + Pydantic: Extract structured, validated data from LLMs (OpenAI, Anthropic, Grok, Gemini) using type-safe Rust structs and enums
52
instructors
experimentalv1.3.0
Type-safe structured output extraction from LLMs. The Rust instructor.
57
rstructor_derive
growingv0.2.9
Derive macros for the rstructor library
Core Metrics
| rstructor | instructors | rstructor_derive | |
|---|---|---|---|
| Health Score | 57 | 52 | 57 |
| Total Downloads | 3.0K | 109 | 4.4K |
| 30d Downloads | 274 | 109 | 293 |
| Dependents | 14 | 0 | 22 |
| Releases | 22 | 8 | 27 |
| Last Updated | 42d ago | 19d ago | 42d ago |
| Age | 1y | 21d | 1y |
Health Breakdown
rstructor
Maintenance
16
Quality
15
Community
9
Popularity
4
Documentation
13
instructors
Maintenance
18
Quality
11
Community
6
Popularity
2
Documentation
15
rstructor_derive
Maintenance
16
Quality
14
Community
10
Popularity
4
Documentation
13
Technical Details
| rstructor | instructors | rstructor_derive | |
|---|---|---|---|
| Version | 0.2.9 | 1.3.0 | 0.2.9 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 12 | 14 | 6 |
| Crate Size | 128KB | 60KB | 22KB |
| Features | 7 | 3 | 0 |
| Yanked % | 0.0% | 25.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | 1.94 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rstructor leads with a health score of 57/100, but none of the options score above 80.
- •rstructor_derive has the most downloads (4.4K), suggesting wider adoption.
- •rstructor, rstructor_derive are pre-1.0 — API may change.