Decision Workspace
extfsm vs sm vs sad_machine
Side-by-side comparison of Rust crates
33
extfsm
growingv0.12.1
Extended Finite State Machine with internal event queue and entry/exit transitions
46
sm
growingv0.9.0
💋 SM – a static State Machine library
44
sad_machine
growingv1.0.0
Sad Machine - a static State Machine macro
Core Metrics
| extfsm | sm | sad_machine | |
|---|---|---|---|
| Health Score | 33 | 46 | 44 |
| Total Downloads | 16.8K | 1.8M | 13.8K |
| 30d Downloads | 15 | 20.5K | 254 |
| Dependents | 0 | 42 | 31 |
| Releases | 11 | 8 | 1 |
| Last Updated | 1517d ago | 2330d ago | 1661d ago |
| Age | 8y 8m | 7y 6m | 4y 6m |
Health Breakdown
extfsm
Maintenance
4
Quality
13
Community
3
Popularity
5
Documentation
8
sm
Maintenance
4
Quality
16
Community
10
Popularity
7
Documentation
9
sad_machine
Maintenance
1
Quality
19
Community
10
Popularity
5
Documentation
9
Technical Details
| extfsm | sm | sad_machine | |
|---|---|---|---|
| Version | 0.12.1 | 0.9.0 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 10 | 5 | 4 |
| Crate Size | 19KB | 17KB | 12KB |
| Features | 0 | 2 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | 2018 | 2018 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •sm leads with a health score of 46/100, but none of the options score above 80.
- •⚠extfsm, sm, sad_machine have not been updated in over a year.
- •extfsm, sm are pre-1.0 — API may change.