Decision Workspace
hashrope vs sequence_trie vs trashmap
Side-by-side comparison of Rust crates
50
hashrope
experimentalv0.3.1
Hash rope: a BB[2/7] balanced binary tree with polynomial hash metadata for O(log n) concat, split, substring hashing, and O(log q) repetition encoding.
48
sequence_trie
growingv0.3.6
Trie-like data-structure for storing sequences of values.
41
trashmap
growingv0.1.3
A HashMap and HashSet that operate directly on hashes instead of keys, avoiding rehashing
Core Metrics
| hashrope | sequence_trie | trashmap | |
|---|---|---|---|
| Health Score | 50 | 48 | 41 |
| Total Downloads | 152 | 3.5M | 5.8K |
| 30d Downloads | 0 | 184.1K | 0 |
| Dependents | 2 | 145 | 0 |
| Releases | 6 | 23 | 4 |
| Last Updated | 25d ago | 2814d ago | 2611d ago |
| Age | 3m | 11y 7m | 7y 3m |
Health Breakdown
hashrope
Maintenance
17
Quality
13
Community
7
Popularity
3
Documentation
10
sequence_trie
Maintenance
4
Quality
16
Community
9
Popularity
8
Documentation
11
trashmap
Maintenance
3
Quality
16
Community
6
Popularity
4
Documentation
12
Technical Details
| hashrope | sequence_trie | trashmap | |
|---|---|---|---|
| Version | 0.3.1 | 0.3.6 | 0.1.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT/Apache-2.0 | MIT/Apache-2.0 |
| Dependencies | 4 | 2 | 0 |
| Crate Size | 45KB | 10KB | 9KB |
| Features | 0 | 1 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | — | 2018 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •hashrope leads with a health score of 50/100, but none of the options score above 80.
- •sequence_trie has the most downloads (3.5M), suggesting wider adoption.
- •sequence_trie is depended on by 145 crates — strongest ecosystem trust.
- •⚠ sequence_trie, trashmap have not been updated in over a year.