Decision Workspace
seq_chunking vs fastcdc vs chunkrs
Side-by-side comparison of Rust crates
32
seq_chunking
experimentalv0.1.0
SeqCDC (content defined chunking) in pure Rust.
50
fastcdc
growingv3.2.1
FastCDC (content defined chunking) in pure Rust.
49
chunkrs
experimentalv0.9.0
A high-performance, deterministic, flexible and portable zero-copy streaming Content-Defined Chunking (CDC) and hashing infrastructure library. Bytes in → Chunks & hashes out
Core Metrics
| seq_chunking | fastcdc | chunkrs | |
|---|---|---|---|
| Health Score | 32 | 50 | 49 |
| Total Downloads | 512 | 437.8K | 81 |
| 30d Downloads | 3 | 52.0K | 9 |
| Dependents | 0 | 128 | 0 |
| Releases | 1 | 18 | 5 |
| Last Updated | 286d ago | 341d ago | 33d ago |
| Age | 9m | 7y 1m | 1m |
Health Breakdown
seq_chunking
Maintenance
3
Quality
14
Community
2
Popularity
3
Documentation
10
fastcdc
Maintenance
6
Quality
20
Community
8
Popularity
7
Documentation
9
chunkrs
Maintenance
11
Quality
15
Community
6
Popularity
2
Documentation
15
Technical Details
| seq_chunking | fastcdc | chunkrs | |
|---|---|---|---|
| Version | 0.1.0 | 3.2.1 | 0.9.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 2 | 12 | 5 |
| Crate Size | 18KB | 44KB | 34KB |
| Features | 0 | 3 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2018 | 2024 |
| MSRV | — | — | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •fastcdc leads with a health score of 50/100, but none of the options score above 80.
- •fastcdc is depended on by 128 crates — strongest ecosystem trust.
- •seq_chunking, chunkrs are pre-1.0 — API may change.