UHP Developer Guide Updates https://unifiedharnessprotocol.dev/ Independent Unified Harness Protocol release, adoption and technical updates. en Wed, 19 Aug 2026 06:14:00 GMT HarnessRouter Community Edition reaches v0.5.5https://unifiedharnessprotocol.dev/releases/#v0-5-5uhp-release-v0.5.5-2026-08-18Tue, 18 Aug 2026 12:00:00 GMTReference implementation tag v0.5.5 updates harness-page actions and documentation/site surfaces; UHP protocol remains 2026-08-11. UHP vs A2A: different interoperability layershttps://unifiedharnessprotocol.dev/uhp-vs-a2a/https://unifiedharnessprotocol.dev/uhp-vs-a2a/Wed, 19 Aug 2026 06:14:00 GMTComparison of UHP harness execution with A2A agent-to-agent communication and collaboration. HarnessRouter Community Edition reference implementation guidehttps://unifiedharnessprotocol.dev/harnessrouter/https://unifiedharnessprotocol.dev/harnessrouter/Wed, 19 Aug 2026 06:14:00 GMTSeparates UHP protocol requirements from HarnessRouter backends, provider routing and starter-kit product features.