Decision Workspace
dataflow-rs vs szal vs phlow-runtime
Side-by-side comparison of Rust crates
55
dataflow-rs
growingv2.1.1
A lightweight rules engine for building IFTTT-style automation and data processing pipelines in Rust. Define rules with JSONLogic conditions, execute actions, and chain workflows.
56
szal
experimentalv1.0.1
Workflow engine — step/flow execution with branching, retry, rollback, and parallel stages
53
phlow-runtime
experimentalv0.4.2
Phlow is a fast, modular runtime for building backends with YAML flows, Rust modules, and native OpenTelemetry observability.
Core Metrics
| dataflow-rs | szal | phlow-runtime | |
|---|---|---|---|
| Health Score | 55 | 56 | 53 |
| Total Downloads | 21.8K | 139 | 6.5K |
| 30d Downloads | 1.2K | 139 | 29 |
| Dependents | 14 | 3 | 0 |
| Releases | 49 | 5 | 26 |
| Last Updated | 33d ago | today | 65d ago |
| Age | 11m | 4d | 11m |
Health Breakdown
dataflow-rs
Maintenance
17
Quality
14
Community
9
Popularity
5
Documentation
10
szal
Maintenance
17
Quality
16
Community
8
Popularity
3
Documentation
12
phlow-runtime
Maintenance
15
Quality
13
Community
5
Popularity
5
Documentation
15
Technical Details
| dataflow-rs | szal | phlow-runtime | |
|---|---|---|---|
| Version | 2.1.1 | 1.0.1 | 0.4.2 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | Apache-2.0 | AGPL-3.0-only | MIT |
| Dependencies | 19 | 19 | 25 |
| Crate Size | 216KB | 90KB | 71KB |
| Features | 0 | 7 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | 1.89 | 1.90.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •szal leads with a health score of 56/100, but none of the options score above 80.
- •dataflow-rs has the most downloads (21.8K), suggesting wider adoption.
- •phlow-runtime is pre-1.0 — API may change.