Decision Workspace
openrtb vs iab-specs vs vast4-rs
Side-by-side comparison of Rust crates
37
openrtb
growingv0.2.1
OpenRTB v2.5 and OpenRTB Dynamic Native Ads v1.2 types for rust.
49
iab-specs
experimentalv0.4.1
Unofficial Rust implementaton of various IAB specifications.
44
vast4-rs
growingv1.0.6
An implementation of VAST 4.2 FINAL.
Core Metrics
| openrtb | iab-specs | vast4-rs | |
|---|---|---|---|
| Health Score | 37 | 49 | 44 |
| Total Downloads | 6.1K | 3.0K | 10.3K |
| 30d Downloads | 20 | 52 | 81 |
| Dependents | 0 | 0 | 0 |
| Releases | 3 | 13 | 6 |
| Last Updated | 1178d ago | 24d ago | 953d ago |
| Age | 7y 9m | 9m | 2y 10m |
Health Breakdown
openrtb
Maintenance
3
Quality
14
Community
4
Popularity
5
Documentation
11
iab-specs
Maintenance
17
Quality
15
Community
3
Popularity
4
Documentation
10
vast4-rs
Maintenance
4
Quality
20
Community
5
Popularity
5
Documentation
10
Technical Details
| openrtb | iab-specs | vast4-rs | |
|---|---|---|---|
| Version | 0.2.1 | 0.4.1 | 1.0.6 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT/Apache-2.0 | Apache-2.0 | MIT |
| Dependencies | 6 | 9 | 2 |
| Crate Size | 32KB | 178KB | 61KB |
| Features | 0 | 10 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | 2024 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •iab-specs leads with a health score of 49/100, but none of the options score above 80.
- •vast4-rs has the most downloads (10.3K), suggesting wider adoption.
- •⚠ openrtb, vast4-rs have not been updated in over a year.
- •openrtb, iab-specs are pre-1.0 — API may change.