Decision Workspace
metal-candle vs rmlx vs realizar
Side-by-side comparison of Rust crates
54
metal-candle
experimentalv1.3.0
Production-quality Rust ML crate for Apple Silicon - LoRA training, inference, and text generation using Candle with Metal backend
44
rmlx
experimentalv0.1.0
High-performance ML inference framework for Apple Silicon (Metal GPU)
60
realizar
experimentalv0.8.3
Pure Rust ML inference engine built from scratch - model serving for GGUF and safetensors
Core Metrics
| metal-candle | rmlx | realizar | |
|---|---|---|---|
| Health Score | 54 | 44 | 60 |
| Total Downloads | 487 | 17 | 4.8K |
| 30d Downloads | 24 | 17 | 1.9K |
| Dependents | 0 | 0 | 114 |
| Releases | 11 | 1 | 34 |
| Last Updated | 99d ago | 11d ago | 11d ago |
| Age | 3m | 11d | 4m |
Health Breakdown
metal-candle
Maintenance
15
Quality
15
Community
6
Popularity
3
Documentation
15
rmlx
Maintenance
12
Quality
15
Community
6
Popularity
1
Documentation
10
realizar
Maintenance
19
Quality
10
Community
12
Popularity
4
Documentation
15
Technical Details
| metal-candle | rmlx | realizar | |
|---|---|---|---|
| Version | 1.3.0 | 0.1.0 | 0.8.3 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | Apache-2.0 | MIT | MIT |
| Dependencies | 26 | 6 | 61 |
| Crate Size | 365KB | 7KB | 6.1MB |
| Features | 6 | 2 | 20 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.75 | — | 1.89 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •realizar leads with a health score of 60/100, but none of the options score above 80.
- •realizar is depended on by 114 crates — strongest ecosystem trust.
- •rmlx, realizar are pre-1.0 — API may change.