MCP Server Directory

mcp-us-business-data io.github.avabuildsdata/mcp-us-business-data

Official-source US business, permit, and WHOIS evidence via read-only MCP tools.

MCP server that cuts AI coding agent token usage via framework-aware context optimization

Spacefast io.github.spacefast/mcp

Build, publish, and manage websites, dashboards, reports, and web tools with Spacefast.

Delegate heavy tasks from Claude Code to the Antigravity CLI (Gemini) with quota-aware failover.

publish-access-test-1778815297 io.github.syvb/publish-access-test-1778815297

This is just a test :)) ignroe me

MCP server for current balance and state of EVM, UTXO, Solana, XRP, Kaspa addresses via Crypto APIs

Find the LLM/AI calls you didn't need — where plain code or a regex does the job. No model.

Local-first memory system for AI agents with hybrid search and graph reasoning

Build-aware code intelligence for embedded C/C++ firmware — libclang, FTS5, call graphs, 33 tools

VerifiedState Memory io.github.verifiedstate/verifiedstate-mcp

Verified memory for AI agents. Signed assertions, billing attestation, session continuity.

Set up, install and query Scope analytics from an AI coding agent (Claude Code, Cursor, etc.).

SDK breaking-change tracker for AI agents — Anthropic/OpenAI/LangChain/MCP/Mistral.

Code intelligence MCP server for 17+ programming languages.

Claude Code token usage, cost, and plan limits from local logs and Anthropic's usage API.

Query a curated YAML semantic concept graph for codebase invariants and cross-cutting facts.

Shared, git-tracked working memory for AI agents on the same codebase.

AgentCat com.agentcat/agentcat

Analytics and debugging for your MCP server — explore usage and sessions, then root-cause errors.

Swift code analysis with Periphery - detect unused code and improve code quality

Debug a bad AI-agent run from your editor: which intent fails, at which step, and why.

Shipbook io.shipbook/mcp

Debug production issues using Shipbook logs and Loglytics error insights.

MCP conformance test harness. JSON-RPC, OAuth 2.1 PKCE, schemas, smoke, annotations. CLI + lib.

Verify UK businesses (FSA/CQC) + signed attestations, mandates & receipts for AI agents.

Pass the baton between coding agents: convert sessions across Claude Code, OpenCode, Codex & more.

Skybridge Everything App tech.skybridge.everything/Everything

Example and testing ChatGPT and MCP App showcasing all the features of the Skybridge framework