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a2a-protocol-server
v0.6.0 ExperimentalAgent2Agent (A2A) protocol v1.0 — server framework (hyper-backed)
Apache-2.0 Edition 2021 MSRV 1.93
Quick Verdict
- ✓Actively maintained (updated 33d ago)
- !Pre-1.0: API may have breaking changes
- !Heavy dependency tree (34 direct deps)
- ✓Permissive license (Apache-2.0)
Security
Checking security advisories...
Downloads
443
Dependents
17
Releases
9
Size
297KB
Deep Insights
📉
Download decline
55 downloads in the last 30 days, down 49% from the previous period. May indicate migration to alternatives.
📦
Heavy dependency tree
34 direct dependencies. Consider the impact on compile times and supply chain complexity.
⚠️
Notable yanked versions
11% of releases have been yanked. Check version history before pinning.
Health Breakdown
Maintenance 17/25
Recency, release consistency, active ratio
Quality 8/25
Yanked ratio, deps, size, maturity, features
Community 9/20
Reverse deps, ownership, ecosystem
Popularity 3/15
Downloads, momentum, growth trend
Documentation 15/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
0/day avg
Top Dependents
Most downloaded crates that depend on a2a-protocol-server
Version Adoption
v0.5.0
44%
v0.3.1
26%
v0.6.0
17%
v0.3.3
7%
v0.4.1
6%
Release Timeline
9 releases1 yankedsince 2026
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2026
9
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Feature Flags
axumgrpcotelsqlitesigningtracingpostgreswebsocket
README
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Maintainers
Dependencies
34
direct dependencies
Dependents
17
crates depend on a2a-protocol-server