Decision Workspace
justpdf-ffi vs praborrow-diplomacy vs voirs-ffi
Side-by-side comparison of Rust crates
45
justpdf-ffi
experimentalv0.1.2
C FFI bindings for justpdf PDF engine
54
praborrow-diplomacy
experimentalv1.2.2
FFI bindings for cross-language integration with the Sovereign memory model.
50
voirs-ffi
experimentalv0.1.0-rc.1
C/Python FFI bindings for VoiRS speech synthesis
Core Metrics
| justpdf-ffi | praborrow-diplomacy | voirs-ffi | |
|---|---|---|---|
| Health Score | 45 | 54 | 50 |
| Total Downloads | 35 | 435 | 538 |
| 30d Downloads | 35 | 41 | 27 |
| Dependents | 0 | 21 | 0 |
| Releases | 3 | 23 | 5 |
| Last Updated | 7d ago | 73d ago | 1d ago |
| Age | 7d | 2m | 6m |
Health Breakdown
justpdf-ffi
Maintenance
14
Quality
14
Community
5
Popularity
2
Documentation
10
praborrow-diplomacy
Maintenance
15
Quality
16
Community
10
Popularity
3
Documentation
10
voirs-ffi
Maintenance
19
Quality
7
Community
6
Popularity
3
Documentation
15
Technical Details
| justpdf-ffi | praborrow-diplomacy | voirs-ffi | |
|---|---|---|---|
| Version | 0.1.2 | 1.2.2 | 0.1.0-rc.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT | Apache-2.0 |
| Dependencies | 2 | 5 | 50 |
| Crate Size | 10KB | 9KB | 665KB |
| Features | 0 | 0 | 17 |
| Yanked % | 0.0% | 0.0% | 20.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | — | 1.89 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •praborrow-diplomacy leads with a health score of 54/100, but none of the options score above 80.
- •voirs-ffi has the most downloads (538), suggesting wider adoption.
- •justpdf-ffi, voirs-ffi are pre-1.0 — API may change.