a2aproject / a2a-java
Official Java SDK for the Agent2Agent (A2A) Protocol
Why this job: works in the areas we cover, but does not say which job it does
What it does
A multi-module Maven library providing client and server support for A2A agent communication over JSON-RPC, gRPC, and REST transports.
Get started
No single install command. Read the steps in the README (opens in new tab)
- Maintenance
- Active
- Last commit 3 days ago
- Stars
- 513
- +5 this week
- Licence
- Apache-2.0
- Allows business use
- Downloads for
- None listed
- No release files
- Latest tag
- v1.5.1.Final
- Released today
- Built with
- Java
- 100% of the code
Is it looked after?
- Contributors
- 25
- Last 90 days
- Issues
- 89% closed
- 46 still open
- Pull requests
- 727 merged
- 10 waiting
- Releases
- 26
- 17 in the last year
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| sing1ee / a2a-directory | 242 | 2 days ago | MIT | No downloads |
| mozilla-ai / any-agent | 1,257 | 49 days ago | Apache-2.0 | No downloads |
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More: languages, topics and project record
Languages
- Java 100%
- Shell <1%
- Groovy <1%
- Dockerfile <1%
Topics
- hacktoberfest
- a2a
- a2a-client
- a2a-server
- agent2agent
- ai
- ai-agents
- java
Project record
- JobOther AI tools
- StatusListed
- Commits1,021
- Forks199
- Watching10
- Stars in 28 days+12
- CreatedMay 2, 2025
- First seen by usNov 7, 2026
- CheckedNov 9, 2026