Decision Workspace
simd-kernels vs minarrow vs lightstream
Side-by-side comparison of Rust crates
39
simd-kernels
experimentalv0.5.0
Lightning Fast, Arrow-Compatible Compute Kernels
60
minarrow
experimentalv0.9.3
Apache Arrow-compatible, Rust-first columnar data library for high-performance computing, native streaming, and embedded workloads. Minimal dependencies, ultra-low-latency access, automatic 64-byte SIMD alignment, and fast compile times. Great for real-time analytics, HPC pipelines, and systems integration.
54
lightstream
experimentalv0.4.2
Composable, zero-copy Arrow IPC and native data streaming for Rust with SIMD-aligned I/O, async support, and memory-mapping.
Core Metrics
| simd-kernels | minarrow | lightstream | |
|---|---|---|---|
| Health Score | 39 | 60 | 54 |
| Total Downloads | 1.4K | 4.7K | 653 |
| 30d Downloads | 55 | 215 | 59 |
| Dependents | 0 | 21 | 2 |
| Releases | 9 | 34 | 8 |
| Last Updated | 19d ago | 5d ago | 27d ago |
| Age | 7m | 7m | 6m |
Health Breakdown
simd-kernels
Maintenance
18
Quality
9
Community
3
Popularity
4
Documentation
5
minarrow
Maintenance
19
Quality
14
Community
10
Popularity
4
Documentation
13
lightstream
Maintenance
17
Quality
14
Community
7
Popularity
3
Documentation
13
Technical Details
| simd-kernels | minarrow | lightstream | |
|---|---|---|---|
| Version | 0.5.0 | 0.9.3 | 0.4.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | non-standard | MIT | MIT |
| Dependencies | 13 | 18 | 20 |
| Crate Size | 333KB | 487KB | 283KB |
| Features | 11 | 29 | 18 |
| Yanked % | 66.7% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •minarrow leads with a health score of 60/100, but none of the options score above 80.