Decision Workspace
flash_rerank vs txtai vs bm25
Side-by-side comparison of Rust crates
42
flash_rerank
experimentalv0.2.0
Core reranking engine — cross-encoder and ColBERT inference via ONNX Runtime
64
txtai
stablev9.9.0
Rust client for txtai
58
bm25
growingv2.3.2
BM25 embedder, scorer, and search engine
Core Metrics
| flash_rerank | txtai | bm25 | |
|---|---|---|---|
| Health Score | 42 | 64 | 58 |
| Total Downloads | 316 | 42.4K | 1.8M |
| 30d Downloads | 0 | 0 | 333.2K |
| Dependents | 9 | 0 | 123 |
| Releases | 3 | 50 | 17 |
| Last Updated | 53d ago | 13d ago | 260d ago |
| Age | 1m | 5y 5m | 1y 8m |
Health Breakdown
flash_rerank
Maintenance
11
Quality
7
Community
9
Popularity
3
Documentation
12
txtai
Maintenance
21
Quality
19
Community
6
Popularity
6
Documentation
12
bm25
Maintenance
10
Quality
19
Community
12
Popularity
7
Documentation
10
Technical Details
| flash_rerank | txtai | bm25 | |
|---|---|---|---|
| Version | 0.2.0 | 9.9.0 | 2.3.2 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | AGPL-3.0-or-later | Apache-2.0 | MIT |
| Dependencies | 16 | 5 | 12 |
| Crate Size | 65KB | 19KB | 29KB |
| Features | 3 | 0 | 4 |
| Yanked % | 66.7% | 0.0% | 0.0% |
| Edition | 2024 | 2018 | 2021 |
| MSRV | 1.85 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •txtai leads with a health score of 64/100, but none of the options score above 80.
- •bm25 has the most downloads (1.8M), suggesting wider adoption.
- •bm25 is depended on by 123 crates — strongest ecosystem trust.
- •flash_rerank is pre-1.0 — API may change.