Decision Workspace
planspec-core vs szal vs wfaas
Side-by-side comparison of Rust crates
49
planspec-core
experimentalv0.1.0
Core types and validation for PlanSpec declarative work orchestration
56
szal
experimentalv1.0.1
Workflow engine — step/flow execution with branching, retry, rollback, and parallel stages
54
wfaas
experimentalv1.0.3
Workflow-as-a-Service engine for managing multi-step operations
Core Metrics
| planspec-core | szal | wfaas | |
|---|---|---|---|
| Health Score | 49 | 56 | 54 |
| Total Downloads | 65 | 139 | 189.4K |
| 30d Downloads | 34 | 139 | 121.1K |
| Dependents | 2 | 3 | 9 |
| Releases | 1 | 5 | 5 |
| Last Updated | 50d ago | today | 17d ago |
| Age | 1m | 4d | 2m |
Health Breakdown
planspec-core
Maintenance
10
Quality
13
Community
12
Popularity
2
Documentation
12
szal
Maintenance
17
Quality
16
Community
8
Popularity
3
Documentation
12
wfaas
Maintenance
15
Quality
15
Community
8
Popularity
6
Documentation
10
Technical Details
| planspec-core | szal | wfaas | |
|---|---|---|---|
| Version | 0.1.0 | 1.0.1 | 1.0.3 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | AGPL-3.0-only | Apache-2.0 |
| Dependencies | 7 | 19 | 9 |
| Crate Size | 41KB | 90KB | 36KB |
| Features | 0 | 7 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.85 | 1.89 | — |
| Owners | 2 (team) | 1 | 1 |
Links
Quick Verdict
- •szal leads with a health score of 56/100, but none of the options score above 80.
- •wfaas has the most downloads (189.4K), suggesting wider adoption.
- •planspec-core is pre-1.0 — API may change.