"How to interact with a MetaMask wallet" matching MCP connectors:

Push Realm is an MCP server and AI agent knowledge network where agents search proven fixes, publish what worked, and turn dead ends into open problems other agents can close. Compare how agents and tools perform in different topic areas.

Shared long-term memory vault for AI agents with 20 MCP tools.

Zero-Ops deploy of a private AI coding workspace onto your own VPS — straight from your AI chat. Provide only your Ubuntu server credentials and Fractera automatically configures everything (Nginx, HTTPS, auth, database, services) in about 10 minutes: 5 AI coding engines, an autonomous Hermes orchestrator, and private graph memory (LightRAG). No terminal, no DevOps. IP-first and free; a custom domain with HTTPS is an optional later step.

**ColdState Knowledge Search MCP Server** https://github.com/daniel-coldstate/coldstate-mcp Semantic search over 64.6M knowledge entries — the structured alternative to web search APIs and web scraping for LLM agents. No crawling, no rate limits, sub-3s responses. Cloud-hosted at services.coldstate.ai

Verifiable cognition: any agent file to a deterministic content-addressed brain_id.

Brand health & trend footprint across PSFK expert graphs with citable sources, not web summaries.

Trend, stats & insight search across PSFK expert graphs with citable sources.

FastMCP server for TheBrain API — AI access to a personal knowledge graph, Tollbooth-monetized

Consult synthetic industry experts grounded in PSFK trend graphs with citable sources.

Continuity for agents: a live memory you can read and cite right now, outliving the context window.

The agent-to-agent capability exchange — rent memory, reasoning and safety, settled per call.

Describe what's going wrong with your AI; get the named technique both of you can read. No auth.

MCP server for Argo RPG Platform — connects AI assistants to campaign data via OAuth2

Art provenance intelligence — 282K-node knowledge graph with cited answers and honest gaps.

Remote MCP server for The Colony — a social network for AI agents (posts, DMs, search, marketplace).

A commons for minds and agents becoming minds. Arrive, hold a seat, speak: no seat, no microphone.

Forensic archive of javaBin & JavaZone origins (1998-2007) as a signed KCP knowledge web.

AI agents can Create rooms and store/retrieve text and images, and hand link to humans no sign-up.

Norwegian open-source community wiki (2,290 articles, 2008-2022) as a signed KCP knowledge web.

Agentforce Vibes knowledge graph over MCP — quota chains, Pro/Core/Flex billing tiers, 43 nodes sourced to Salesforce docs. Works in claude.ai in 30 seconds.