Decision Workspace
scxml vs statum vs wfaas
Side-by-side comparison of Rust crates
52
scxml
experimentalv0.2.1
W3C SCXML statechart library — parse, validate, export, and simulate Harel statecharts. Framework-agnostic, WASM-ready, rkyv zero-copy.
62
statum
growingv0.8.10
Represent workflow and protocol state correctly in Rust by making invalid states unrepresentable
59
wfaas
experimentalv1.0.3
Workflow-as-a-Service engine for managing multi-step operations
Core Metrics
| scxml | statum | wfaas | |
|---|---|---|---|
| Health Score | 52 | 62 | 59 |
| Total Downloads | 54 | 31.9K | 541.7K |
| 30d Downloads | 0 | 0 | 187.9K |
| Dependents | 0 | 9 | 11 |
| Releases | 3 | 90 | 5 |
| Last Updated | 7d ago | 40d ago | 76d ago |
| Age | 1m | 1y 4m | 4m |
Health Breakdown
scxml
Maintenance
14
Quality
15
Community
6
Popularity
2
Documentation
15
statum
Maintenance
17
Quality
17
Community
8
Popularity
5
Documentation
15
wfaas
Maintenance
17
Quality
15
Community
10
Popularity
7
Documentation
10
Technical Details
| scxml | statum | wfaas | |
|---|---|---|---|
| Version | 0.2.1 | 0.8.10 | 1.0.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | Apache-2.0 |
| Dependencies | 12 | 3 | 9 |
| Crate Size | 104KB | 10KB | 36KB |
| Features | 10 | 2 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.87 | 1.93 | — |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •statum leads with a health score of 62/100, but none of the options score above 80.
- •wfaas has the most downloads (541.7K), suggesting wider adoption.
- •scxml, statum are pre-1.0 — API may change.