Decision Workspace
qsar vs fsst vs lance-io
Side-by-side comparison of Rust crates
41
qsar
experimentalv0.0.2
qsar: a small Rust library for computing molecular descriptors and integrating with Linfa for QSAR modeling.
72
fsst
stablev3.0.1
FSST string compression for Lance
71
lance-io
stablev3.0.1
I/O utilities for Lance
Core Metrics
| qsar | fsst | lance-io | |
|---|---|---|---|
| Health Score | 41 | 72 | 71 |
| Total Downloads | 104 | 704.6K | 881.9K |
| 30d Downloads | 33 | 141.9K | 143.4K |
| Dependents | 0 | 55 | 480 |
| Releases | 2 | 51 | 89 |
| Last Updated | 120d ago | 8d ago | 8d ago |
| Age | 4m | 1y 8m | 2y 2m |
Health Breakdown
qsar
Maintenance
11
Quality
12
Community
5
Popularity
2
Documentation
11
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
| qsar | fsst | lance-io | |
|---|---|---|---|
| Version | 0.0.2 | 3.0.1 | 3.0.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | non-standard | Apache-2.0 | Apache-2.0 |
| Dependencies | 10 | 7 | 42 |
| Crate Size | 21KB | 34KB | 129KB |
| Features | 0 | 0 | 9 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 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.
- •qsar is pre-1.0 — API may change.