Decision Workspace
kfilter vs solana-sbpf vs card-est-array
Side-by-side comparison of Rust crates
55
kfilter
growingv0.5.1
A no-std implementation of the Kalman and Extended Kalman Filter.
63
solana-sbpf
growingv0.21.0
Virtual machine and JIT compiler for eBPF programs
55
card-est-array
growingv0.6.0
Infrastructure for managing large arrays of cardinality estimators.
Core Metrics
| kfilter | solana-sbpf | card-est-array | |
|---|---|---|---|
| Health Score | 55 | 63 | 55 |
| Total Downloads | 9.2K | 3.5M | 14.8K |
| 30d Downloads | 0 | 507.8K | 1.4K |
| Dependents | 0 | 593 | 15 |
| Releases | 9 | 23 | 8 |
| Last Updated | 3d ago | 5d ago | 66d ago |
| Age | 1y 10m | 1y 5m | 1y 1m |
Health Breakdown
kfilter
Maintenance
18
Quality
16
Community
6
Popularity
5
Documentation
10
solana-sbpf
Maintenance
20
Quality
15
Community
11
Popularity
8
Documentation
9
card-est-array
Maintenance
15
Quality
15
Community
8
Popularity
5
Documentation
12
Technical Details
| kfilter | solana-sbpf | card-est-array | |
|---|---|---|---|
| Version | 0.5.1 | 0.21.0 | 0.6.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | Apache-2.0 | Apache-2.0 OR LGPL-2.1-or-later |
| Dependencies | 7 | 14 | 4 |
| Crate Size | 31KB | 181KB | 42KB |
| Features | 3 | 7 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2018 | 2024 |
| MSRV | — | — | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •solana-sbpf leads with a health score of 63/100, but none of the options score above 80.
- •solana-sbpf is depended on by 593 crates — strongest ecosystem trust.