Decision Workspace
postings vs daachorse vs ast-grep-core
Side-by-side comparison of Rust crates
60
postings
experimentalv0.1.7
Inverted-index postings lists with segment-style updates. Supports u32 TF (classical) and f32 weights (SPLADE/learned sparse).
74
daachorse
stablev3.0.0
Daachorse: Double-Array Aho-Corasick
71
ast-grep-core
growingv0.43.0
Search and Rewrite code at large scale using precise AST pattern
Core Metrics
| postings | daachorse | ast-grep-core | |
|---|---|---|---|
| Health Score | 60 | 74 | 71 |
| Total Downloads | 332 | 1.2M | 1.5M |
| 30d Downloads | 0 | 324.6K | 219.9K |
| Dependents | 12 | 525 | 1.3K |
| Releases | 8 | 16 | 176 |
| Last Updated | 35d ago | 20d ago | today |
| Age | 3m | 4y 8m | 3y 10m |
Health Breakdown
postings
Maintenance
18
Quality
15
Community
9
Popularity
3
Documentation
15
daachorse
Maintenance
17
Quality
23
Community
15
Popularity
7
Documentation
12
ast-grep-core
Maintenance
20
Quality
14
Community
15
Popularity
7
Documentation
15
Technical Details
| postings | daachorse | ast-grep-core | |
|---|---|---|---|
| Version | 0.1.7 | 3.0.0 | 0.43.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 11 | 0 | 5 |
| Crate Size | 35KB | 93KB | 45KB |
| Features | 6 | 2 | 1 |
| Yanked % | 0.0% | 0.0% | 0.6% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.80 | 1.77 | 1.79 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •daachorse leads with a health score of 74/100, but none of the options score above 80.
- •ast-grep-core has the most downloads (1.5M), suggesting wider adoption.
- •ast-grep-core is depended on by 1.3K crates — strongest ecosystem trust.
- •postings, ast-grep-core are pre-1.0 — API may change.