Decision Workspace
optical-embeddings vs turbo-quant vs ocr-rs
Side-by-side comparison of Rust crates
42
optical-embeddings
experimentalv0.3.0
DeepSeek-OCR - compress text into images
45
turbo-quant
experimentalv0.1.0
Rust implementation of TurboQuant, PolarQuant, and QJL — zero-overhead vector quantization for semantic search and KV cache compression (ICLR 2026)
62
ocr-rs
experimentalv2.2.1
A lightweight and efficient OCR library based on PaddleOCR models, using the MNN inference framework for high-performance text detection and recognition
Core Metrics
| optical-embeddings | turbo-quant | ocr-rs | |
|---|---|---|---|
| Health Score | 42 | 45 | 62 |
| Total Downloads | 223 | 33 | 29.4K |
| 30d Downloads | 4 | 35 | 1.4K |
| Dependents | 0 | 0 | 0 |
| Releases | 1 | 1 | 8 |
| Last Updated | 155d ago | 2d ago | 6d ago |
| Age | 5m | 2d | 3m |
Health Breakdown
optical-embeddings
Maintenance
6
Quality
14
Community
6
Popularity
3
Documentation
13
turbo-quant
Maintenance
13
Quality
12
Community
6
Popularity
2
Documentation
12
ocr-rs
Maintenance
19
Quality
19
Community
6
Popularity
5
Documentation
13
Technical Details
| optical-embeddings | turbo-quant | ocr-rs | |
|---|---|---|---|
| Version | 0.3.0 | 0.1.0 | 2.2.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | MIT | Apache-2.0 |
| Dependencies | 14 | 8 | 14 |
| Crate Size | 147KB | 27KB | 100KB |
| Features | 5 | 0 | 12 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | 1.75.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ocr-rs leads with a health score of 62/100, but none of the options score above 80.
- •optical-embeddings, turbo-quant are pre-1.0 — API may change.