MCP Server Directory

Self-hosted web search for LLM agents: search -> fetch -> rank pipeline with semantic caching

google-flights io.github.johnisanerd/google-flights

Google Flights search data: fares, routes, stops, and price insights via a hosted MCP server.

Groupon deals for Claude — search and browse local, goods, and travel deals

Free MCP server: index a repo's files into the x402-codesearch Worker's search index.

Embedded, local-first memory and retrieval for AI agents. One SQLite file, no server, no API key.

King Crimson discography and live-performance history with a curated line-up-era model.

lahend.ee — Estonian court decisions io.github.Nimistu/lahend-mcp

Estonian court decisions: full-text case-law search, each ruling linked to its companies. Free.

Local stdio MCP server for rstream setup, tunnels, WebTTY, and remote operations.

TestMu AI (formerly LambdaTest) io.github.LambdaTest/mcp

Agentic testing: HyperExecute jobs, test failure triage, SmartUI visual diffs, a11y audits

hogswap-mcp io.github.LiquiHog/hogswap-mcp

Pay any Algorand x402 invoice with any asset, plus DEX swap quotes and unsigned builds.

shipmail-mcp io.github.shipmail-to/shipmail-mcp

Shipmail MCP server. Modern email for your business, with an API for your agents.

cambium (remote) io.github.jarmstrong158/cambium-remote

Cloudflare Worker for read-only recall of cambium knowledge. MCP 2026-07-28, dual-era.

Memoria personal para Claude Code en notas Markdown; no carga el contexto a ciegas.

Customer access to the Crown Town Compost portal: pickups, invoices, and skips (AI-built).

FREE Brazilian marketplace search (ML, Shopee, AliExpress) + import-tax calculator (x402)

Thisispaper io.github.zaxarovcom/thisispaper

Search 2,500+ curated architecture, design, photography and art projects. Free tier, no signup.

Kody io.github.kentcdodds/kody

Personal assistant MCP server with search, execute, packages, jobs, secrets, and integrations.

Agent-native API client: execute/test REST/GraphQL/WS/SSE with assertions, extraction, collections

regexcronsql-validator io.github.encodi/regexcronsql-validator

Valida regex, cron y SQL contra ejecucion real. Pago por llamada via x402/USDC.

Claude Cost Audit io.github.tylerscomic-lab/claude-cost-audit-mcp

Exact Claude API cost calc with real cache economics, plus a tiktoken-misuse scanner.

Self-hosted MCP server for stealth browser automation with human-like OS-level input.

Guardrailed fleet ops for AI agents: multi-cluster Kubernetes via OCM with policy, approval, audit.

agent-market-network io.github.jdhart81/agent-market-network

Signed agent discovery, security attestations, paid work, and verified settlement reputation.

edge-diagnostics-x402 io.github.seob5285-alt/edge-diagnostics-x402

Edge-based network diagnostic utility checking host latency, gated via x402 payment rails.