Decision Workspace
gbp-stack-ffi vs rustbridge vs qtty-ffi
Side-by-side comparison of Rust crates
53
gbp-stack-ffi
experimentalv1.5.5
C ABI surface (cdylib) for the Group Protocol Stack: handle-based API for MLS, the GBP node, the GTP/GAP/GSP clients and SFrame E2EE. Designed to be consumed via P/Invoke or any FFI-capable runtime.
51
rustbridge
experimentalv1.0.1
A framework for developing Rust shared libraries callable from other languages
61
qtty-ffi
experimentalv0.8.2
C-compatible FFI bindings for qtty physical quantities and conversions
Core Metrics
| gbp-stack-ffi | rustbridge | qtty-ffi | |
|---|---|---|---|
| Health Score | 53 | 51 | 61 |
| Total Downloads | 327 | 171 | 881 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 6 |
| Releases | 23 | 11 | 13 |
| Last Updated | 5d ago | 79d ago | 3d ago |
| Age | 16d | 3m | 5m |
Health Breakdown
gbp-stack-ffi
Maintenance
17
Quality
15
Community
6
Popularity
3
Documentation
12
rustbridge
Maintenance
15
Quality
15
Community
6
Popularity
3
Documentation
12
qtty-ffi
Maintenance
22
Quality
14
Community
8
Popularity
4
Documentation
13
Technical Details
| gbp-stack-ffi | rustbridge | qtty-ffi | |
|---|---|---|---|
| Version | 1.5.5 | 1.0.1 | 0.8.2 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | Apache-2.0 | MIT OR Apache-2.0 | BSD-3-Clause |
| Dependencies | 7 | 8 | 8 |
| Crate Size | 35KB | 11KB | 46KB |
| Features | 0 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.92 | 1.90 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •qtty-ffi leads with a health score of 61/100, but none of the options score above 80.
- •qtty-ffi is pre-1.0 — API may change.