Decision Workspace
a2a-ao vs ra2a vs serdes-ai-a2a
Side-by-side comparison of Rust crates
47
a2a-ao
experimentalv0.5.2
Rust SDK for the Agent-to-Agent (A2A) protocol — the open standard for agent interoperability (by AgentOven)
50
ra2a
experimentalv0.8.2
A Rust implementation of the Agent2Agent (A2A) Protocol SDK
44
serdes-ai-a2a
experimentalv0.2.6
Agent-to-Agent (A2A) protocol support for serdesAI
Core Metrics
| a2a-ao | ra2a | serdes-ai-a2a | |
|---|---|---|---|
| Health Score | 47 | 50 | 44 |
| Total Downloads | 274 | 411 | 119 |
| 30d Downloads | 163 | 209 | 11 |
| Dependents | 24 | 9 | 0 |
| Releases | 12 | 12 | 8 |
| Last Updated | 1d ago | today | 35d ago |
| Age | 1m | 1m | 2m |
Health Breakdown
a2a-ao
Maintenance
13
Quality
11
Community
10
Popularity
3
Documentation
10
ra2a
Maintenance
13
Quality
15
Community
9
Popularity
3
Documentation
10
serdes-ai-a2a
Maintenance
11
Quality
13
Community
6
Popularity
2
Documentation
12
Technical Details
| a2a-ao | ra2a | serdes-ai-a2a | |
|---|---|---|---|
| Version | 0.5.2 | 0.8.2 | 0.2.6 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 19 | 25 | 17 |
| Crate Size | 30KB | 92KB | 32KB |
| Features | 0 | 10 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | — | — | 1.75.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ra2a leads with a health score of 50/100, but none of the options score above 80.