"How to Read an Excel File" matching MCP connectors:

Analytical memory for AI agents: a real Postgres queried in plain English over MCP. One command.

Loads your personal writing voice into any AI and scores how closely a draft matches it.

Open scientific and engineering knowledge for AI agents: search, evidence, document publishing.

Google Keep-style notes app with an MCP server for AI agents to read/write notes.

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.

Public, read-only MCP over the complete 64-hexagram I Ching corpus. Deterministic lookup only.

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.

Read-only Wheel of Heaven corpus: myth search, primary texts, datasets, typed graph. CC0.

Cross-session, cross-device memory for your agent: remember and recall notes. No key to start.

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

Author rules from policy docs, then decide: a Rete engine gives the verdict, an LLM explains why.

Search harness engineering, agentic AI patterns, architectures, governance and agent taxonomy.

OpenCitations COCI — open-license citation index by DOI

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

Open Targets MCP — disease/target/drug knowledge graph.

Diffbot MCP — Knowledge Graph company enrichment + web content extraction (diffbot.com)

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

Community-maintained knowledge base for Radix DLT — search, read, and contribute wiki pages.