Decision Workspace
alopex-dataframe vs zer-adapters vs polars-mongo
Side-by-side comparison of Rust crates
39
alopex-dataframe
experimentalv0.2.0
Polars-compatible DataFrame API for Alopex DB (v0.1)
51
zer-adapters
experimentalv1.0.3
Type adapters for zer, bridging Polars, Arrow, and other data-frame libraries to zer-core Records without a string round-trip.
35
polars-mongo
growingv0.2.0
Connector to read polars dataframes from mongodb collections
Core Metrics
| alopex-dataframe | zer-adapters | polars-mongo | |
|---|---|---|---|
| Health Score | 39 | 51 | 35 |
| Total Downloads | 154 | 54 | 2.8K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 1 | 0 | 0 |
| Releases | 1 | 4 | 2 |
| Last Updated | 117d ago | today | 1344d ago |
| Age | 3m | 3d | 3y 9m |
Health Breakdown
alopex-dataframe
Maintenance
7
Quality
13
Community
6
Popularity
3
Documentation
10
zer-adapters
Maintenance
17
Quality
16
Community
6
Popularity
2
Documentation
10
polars-mongo
Maintenance
4
Quality
14
Community
3
Popularity
4
Documentation
10
Technical Details
| alopex-dataframe | zer-adapters | polars-mongo | |
|---|---|---|---|
| Version | 0.2.0 | 1.0.3 | 0.2.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT |
| Dependencies | 7 | 12 | 6 |
| Crate Size | 48KB | 21KB | 7KB |
| Features | 0 | 3 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •zer-adapters leads with a health score of 51/100, but none of the options score above 80.
- •polars-mongo has the most downloads (2.8K), suggesting wider adoption.
- •⚠ polars-mongo has not been updated in over a year.
- •alopex-dataframe, polars-mongo are pre-1.0 — API may change.