Decision Workspace
dolphin vs shared_lib vs qtty-ffi
Side-by-side comparison of Rust crates
45
dolphin
experimentalv0.3.0
A lightweight and safe Rust FFI library for dynamically loading and invoking functions from shared libraries with support for return values
42
shared_lib
growingv0.1.1
Wrapper around the libloading crate that aims to improve the system path and error handling.
55
qtty-ffi
experimentalv0.4.1
py & C-compatible FFI bindings for qtty physical quantities and unit conversions
Core Metrics
| dolphin | shared_lib | qtty-ffi | |
|---|---|---|---|
| Health Score | 45 | 42 | 55 |
| Total Downloads | 481 | 2.4K | 270 |
| 30d Downloads | 7 | 4 | 160 |
| Dependents | 0 | 0 | 2 |
| Releases | 4 | 2 | 7 |
| Last Updated | 122d ago | 650d ago | 20d ago |
| Age | 7m | 1y 9m | 3m |
Health Breakdown
dolphin
Maintenance
12
Quality
14
Community
6
Popularity
3
Documentation
10
shared_lib
Maintenance
5
Quality
15
Community
5
Popularity
4
Documentation
13
qtty-ffi
Maintenance
21
Quality
14
Community
7
Popularity
3
Documentation
10
Technical Details
| dolphin | shared_lib | qtty-ffi | |
|---|---|---|---|
| Version | 0.3.0 | 0.1.1 | 0.4.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | AGPL-3.0 |
| Dependencies | 1 | 2 | 8 |
| Crate Size | 29KB | 4KB | 39KB |
| Features | 0 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •qtty-ffi leads with a health score of 55/100, but none of the options score above 80.
- •shared_lib has the most downloads (2.4K), suggesting wider adoption.
- •⚠ shared_lib has not been updated in over a year.