* [A2A Go SDK v2.3.0](https://github.com/a2aproject/a2a-go) – Go library for running agentic applications as A2A servers, compliant with the Agent2Agent protocol. * [Hector v1.41.2](https://github.com/verikod/hector) – AI agent runtime for self-hosted, config-driven deployments with single-binary distribution and SQL-backed durability.