Decision Workspace
fastbloom vs b100m-filter vs rpds
Side-by-side comparison of Rust crates
63
fastbloom
growingv0.17.0
The fastest Bloom filter in Rust. No accuracy compromises. Full concurrency support and compatible with any hasher.
39
b100m-filter
growingv0.4.0
The fastest bloom filter in Rust. No accuracy compromises. Use any hasher.
72
rpds
stablev1.2.1
Persistent data structures with structural sharing
Core Metrics
| fastbloom | b100m-filter | rpds | |
|---|---|---|---|
| Health Score | 63 | 39 | 72 |
| Total Downloads | 10.9M | 10.5K | 13.4M |
| 30d Downloads | 1.7M | 0 | 1.0M |
| Dependents | 385 | 0 | 1.1K |
| Releases | 22 | 5 | 21 |
| Last Updated | 85d ago | 812d ago | 10d ago |
| Age | 2y 3m | 2y 6m | 8y 6m |
Health Breakdown
fastbloom
Maintenance
14
Quality
16
Community
13
Popularity
8
Documentation
12
b100m-filter
Maintenance
4
Quality
14
Community
6
Popularity
5
Documentation
10
rpds
Maintenance
16
Quality
20
Community
13
Popularity
8
Documentation
15
Technical Details
| fastbloom | b100m-filter | rpds | |
|---|---|---|---|
| Version | 0.17.0 | 0.4.0 | 1.2.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 9 | 5 | 9 |
| Crate Size | 24KB | 16KB | 75KB |
| Features | 5 | 0 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | 1.70 | — | 1.85.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rpds leads with a health score of 72/100, but none of the options score above 80.
- •rpds is depended on by 1.1K crates — strongest ecosystem trust.
- •⚠ b100m-filter has not been updated in over a year.
- •fastbloom, b100m-filter are pre-1.0 — API may change.