Every listed MCP server and skill. Filter by where it runs, what it needs, and how it is licensed.
1–12 of 903 tools for “protocol”
Clear allAn MCP server that enables MCP clients like Claude Desktop to interact with data from protocols.io.
skill/MIT/★ 15/no key
Protocol for agent-to-agent communication with stateful orchestration, MCP-compatible and a public marketplace to discover and register agents.
skill/Apache-2.0/★ 16/no key
The trust layer for the open agentic web—giving AI agents a passport, a bank account, and a trusted marketplace to securely interact with the world.
mcp/link only/★ 12
Exploring the Model Context Protocol (MCP) through practical guides, clients, and servers I've built while learning about this new protocol.
skill/Apache-2.0/★ 292/no key
Contract lab for agent protocol envelopes - versioned MCP/A2A message contracts, envelope validation, and compatibility diffs (compatible/forward/breaking). Python 3 stdlib + optional .NET 9 runtime.
skill/MIT/★ 41/no key
Authority control plane for autonomous work. EMILIA Gate enforces finite customer-owned mandates at protected executor boundaries; the open protocol keeps evidence verifiable.
skill/Apache-2.0/★ 611/no key
MCP server implementation for Keycloak user management. Enables AI-powered administration of Keycloak users and realms through the Model Context Protocol (MCP). Seamlessly integrates with Claude Deskt
mcp/link only/★ 46
Multi-agent proposal deliberation and Byzantine-fault-tolerant consensus voting protocol (AutoGen / LangGraph)
mcp/link only/★ 8
GenPark/OpenClaw skill: Implement OpenAI & Stripe's Agentic Commerce Protocol (ACP) for capability negotiation, cart management, and Stripe Payment Token payments.
mcp/link only/★ 11
Tool-to-Agent Protocol: tools can be smart without embedded LLM calls.
skill/Apache-2.0/★ 48/no key
Decision audit trail + persistent memory for AI trading agents. Outcome-weighted recall, tamper-evident SHA-256 chain with RFC 3161 anchoring, 20 MCP tools.
python/MIT/★ 1.4k/no key
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