Decision Workspace
stateless vs caret vs state-machines-core
Side-by-side comparison of Rust crates
49
stateless
experimentalv0.4.1
A lightweight, zero-cost state machine library that separates structure from behavior. Guards and actions live in wrapper code, not the DSL.
71
caret
growingv0.9.0
Macros for declaring non-exhaustive C-style enumerations, with named members
63
state-machines-core
experimentalv0.9.0
Core types and traits for the state-machines library
Core Metrics
| stateless | caret | state-machines-core | |
|---|---|---|---|
| Health Score | 49 | 71 | 63 |
| Total Downloads | 1.0K | 352.1K | 11.4K |
| 30d Downloads | 81 | 31.4K | 1.0K |
| Dependents | 0 | 273 | 24 |
| Releases | 5 | 30 | 11 |
| Last Updated | 7d ago | 24d ago | 6d ago |
| Age | 4m | 4y 9m | 5m |
Health Breakdown
stateless
Maintenance
18
Quality
14
Community
3
Popularity
4
Documentation
10
caret
Maintenance
20
Quality
17
Community
15
Popularity
7
Documentation
12
state-machines-core
Maintenance
19
Quality
16
Community
10
Popularity
5
Documentation
13
Technical Details
| stateless | caret | state-machines-core | |
|---|---|---|---|
| Version | 0.4.1 | 0.9.0 | 0.9.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 3 | 0 | 2 |
| Crate Size | 11KB | 4KB | 10KB |
| Features | 0 | 1 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | 1.89 | — |
| Owners | 1 | 4 | 1 |
Links
Quick Verdict
- •caret leads with a health score of 71/100, but none of the options score above 80.
- •caret is depended on by 273 crates — strongest ecosystem trust.