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An implementation of the Google A2A protocol and SDK for client and server development
Last release 2 months ago
07 Aug 2026
Ships unpredictably
gaps range from 8 days to 6 months
Nearly every release is documented
notes for 24 of 24 stable releases
Nothing withdrawn
no release was ever pulled
1 years old
24 releases · first in 2025
One column per month.
- Issue 78
- Issue 74
- Issue 67
- PR 68
The MCP Bridge Server component has now been removed from this package and moved into its own package a2a_mcp_bridge. Although a useful component of t
The MCP Bridge Server component has now been removed from this package and moved into its own package a2a_mcp_bridge. Although a useful component of the Dart A2A ecosystem it is not a core component of A2A itself. Users of the bridge server should now include the a2a_mcp_bridge package along with a2a.
- PR 57
- Issue 60
- Issue 58
- PR 53
- PR 52
Updates to server SSE implementation
- Issue 41
- PR 39
Addition of the MCP Bridge - Issue 32 - Issue 33
- Issue 28 - Issue 30
- Issue 26
- Issue 24
- Issue 19 - Issue 20
- Issue 13 - Issue 15 - Issue 17
- Issue 4 - Issue 9
A2AServer component added - Issue 3 - Issue 8
A2A Client documentation and examples update
A2A Client documentation and examples update
a2a_cli_client implemented - Issue 1
a2a_cli_client implemented
Initial release
Initial release
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