Decision Workspace
feature-factory vs fsst vs lance-io
Side-by-side comparison of Rust crates
40
feature-factory
growingv0.1.1-alpha
A high-performance feature engineering library for Rust powered by Apache DataFusion
72
fsst
stablev3.0.1
FSST string compression for Lance
71
lance-io
stablev3.0.1
I/O utilities for Lance
Core Metrics
| feature-factory | fsst | lance-io | |
|---|---|---|---|
| Health Score | 40 | 72 | 71 |
| Total Downloads | 1.3K | 704.6K | 881.9K |
| 30d Downloads | 4 | 136.8K | 138.2K |
| Dependents | 0 | 55 | 480 |
| Releases | 2 | 51 | 89 |
| Last Updated | 383d ago | 8d ago | 8d ago |
| Age | 1y | 1y 8m | 2y 2m |
Health Breakdown
feature-factory
Maintenance
6
Quality
9
Community
6
Popularity
4
Documentation
15
fsst
Maintenance
21
Quality
16
Community
16
Popularity
7
Documentation
12
lance-io
Maintenance
19
Quality
15
Community
18
Popularity
7
Documentation
12
Technical Details
| feature-factory | fsst | lance-io | |
|---|---|---|---|
| Version | 0.1.1-alpha | 3.0.1 | 3.0.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 15 | 7 | 42 |
| Crate Size | 53KB | 34KB | 129KB |
| Features | 2 | 0 | 9 |
| Yanked % | 50.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.83 | 1.91.0 | 1.91.0 |
| Owners | 1 | 6 (team) | 7 (team) |
Links
Quick Verdict
- •fsst leads with a health score of 72/100, but none of the options score above 80.
- •lance-io has the most downloads (881.9K), suggesting wider adoption.
- •lance-io is depended on by 480 crates — strongest ecosystem trust.
- •⚠ feature-factory has not been updated in over a year.
- •feature-factory is pre-1.0 — API may change.