A curated list of protocols and standards for AI agents — MCP, A2A, ACP, AG-UI, AP2, x402, and 50+ more, organized by stack layer
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Updated
Jun 9, 2026
A curated list of protocols and standards for AI agents — MCP, A2A, ACP, AG-UI, AP2, x402, and 50+ more, organized by stack layer
A protocol specification and lightweight frontend runtime for AI agent-driven interfaces. Three commands, one JSON stream, zero backend dependencies.
meshcognition.org — the cognitive substrate beneath the agentic mesh. Mesh intelligence on an open protocol: the Mesh Memory Protocol (MMP). Pioneered by SYM.BOT.
Awesome list of open-source AI agent identity, trust, governance, security, and naming projects. Protocols, standards, tools for agent verification, permissions, attestation, reputation, and policy enforcement.
4-tier agentic supply-chain testbed (beer game) for benchmarking agents.
A2A protocol hub — registers agents, routes messages between them, and serves a unified agent card for discovery
Workflow docs, Birdseye/Codemap, Task Seeds, acceptance operations, reusable CI, context engineering, and plugin-based evidence tracking
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