Decision Workspace
a2a-rs-server vs adk-server vs a2a-rs-core
Side-by-side comparison of Rust crates
48
a2a-rs-server
experimentalv1.0.14
Generic A2A RC 1.0 JSON-RPC server framework
57
adk-server
experimentalv0.4.0
HTTP server and A2A protocol for Rust Agent Development Kit (ADK-Rust) agents
54
a2a-rs-core
experimentalv1.0.14
Core types for the A2A RC 1.0 agent-to-agent protocol
Core Metrics
| a2a-rs-server | adk-server | a2a-rs-core | |
|---|---|---|---|
| Health Score | 48 | 57 | 54 |
| Total Downloads | 508 | 1.9K | 628 |
| 30d Downloads | 460 | 985 | 566 |
| Dependents | 0 | 33 | 30 |
| Releases | 15 | 16 | 15 |
| Last Updated | today | 12d ago | today |
| Age | 1m | 3m | 1m |
Health Breakdown
a2a-rs-server
Maintenance
13
Quality
14
Community
6
Popularity
3
Documentation
12
adk-server
Maintenance
19
Quality
9
Community
10
Popularity
4
Documentation
15
a2a-rs-core
Maintenance
13
Quality
16
Community
10
Popularity
3
Documentation
12
Technical Details
| a2a-rs-server | adk-server | a2a-rs-core | |
|---|---|---|---|
| Version | 1.0.14 | 0.4.0 | 1.0.14 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 22 | 34 | 4 |
| Crate Size | 38KB | 1.4MB | 19KB |
| Features | 0 | 1 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.75 | 1.85.0 | 1.75 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •adk-server leads with a health score of 57/100, but none of the options score above 80.
- •adk-server is pre-1.0 — API may change.