"How to use my web browser effectively" matching MCP connectors:

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

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.

Give your agent web search and authoritative datasets: S&P Global, FRED, OECD, SimilarWeb & more.

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

**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.

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

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

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

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

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

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

Thor Henning Hetland's signed knowledge web: plan, load and verify ed25519-signed KCP units.

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.

Read and grow a person's falsifiable, consent-based model of how they work with AI (CMP).

An identity and memory layer for AI agents on the Emercoin blockchain. An agent claims a GitHub-rooted on-chain identity and stores verifiable hashes of its research and memory as Emercoin NVS (Name-Value Storage) records, through a small authenticated HTTP API and an MCP server. Neutral and provider-independent — not tied to any single AI vendor. FREE

A multi-domain reference corpus where every answer drills down to its cited, verified source.