Decision Workspace
fastly-macros vs viceroy-lib vs fastly-shared
Side-by-side comparison of Rust crates
63
fastly-macros
growingv0.12.1
Fastly Compute procedural macro implementation
66
viceroy-lib
growingv0.18.0
Viceroy implementation details.
65
fastly-shared
growingv0.12.1
Shared definitions for Fastly Compute
Core Metrics
| fastly-macros | viceroy-lib | fastly-shared | |
|---|---|---|---|
| Health Score | 63 | 66 | 65 |
| Total Downloads | 6.8M | 85.9K | 6.8M |
| 30d Downloads | 22.1K | 1.6K | 23.5K |
| Dependents | 62 | 61 | 197 |
| Releases | 55 | 62 | 64 |
| Last Updated | 25d ago | 4d ago | 25d ago |
| Age | 6y 1m | 5y 9m | 6y 3m |
Health Breakdown
fastly-macros
Maintenance
18
Quality
14
Community
14
Popularity
8
Documentation
9
viceroy-lib
Maintenance
19
Quality
11
Community
15
Popularity
6
Documentation
15
fastly-shared
Maintenance
18
Quality
14
Community
16
Popularity
8
Documentation
9
Technical Details
| fastly-macros | viceroy-lib | fastly-shared | |
|---|---|---|---|
| Version | 0.12.1 | 0.18.0 | 0.12.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 WITH LLVM-exception | Apache-2.0 WITH LLVM-exception | Apache-2.0 WITH LLVM-exception |
| Dependencies | 3 | 46 | 2 |
| Crate Size | 4KB | 520KB | 7KB |
| Features | 0 | 2 | 0 |
| Yanked % | 1.8% | 0.0% | 4.7% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.88 | 1.95 | 1.88 |
| Owners | 10 (team) | 7 (team) | 10 (team) |
Links
Quick Verdict
- •viceroy-lib leads with a health score of 66/100, but none of the options score above 80.
- •fastly-shared has the most downloads (6.8M), suggesting wider adoption.
- •fastly-shared is depended on by 197 crates — strongest ecosystem trust.