Model Context Protocol servers. The cost that matters is the tool schemas they put in context, not the size of the config file.
MCP server Claude CodeCodexCursor +2
Control Firefox browsers (Floorp, LibreWolf, Zen, Firefox) from any MCP client. Runs locally from the gecko-mcp npm package.
MCP server Claude CodeCodexCursor +2
Facebook Pages MCP server for the Meta Graph API — publishing, insights, moderation, messaging. Runs locally from the @ivanbaev/facebook-mcp npm package. Needs 27 environment variables to run.
MCP server Claude CodeCodexCursor +2
Cloaked headless browser for AI agents — stealth TLS, smart extraction, SPA fallback. Runs locally from the kloakt Python package.
MCP server Claude CodeCodexCursor +2
Base bytecode capability observations, proxy resolution, gas, DEX, and transfer telemetry. Runs locally from the @m2msentinel/sdk npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
MCP server "mcp-server-mysql" as configured in Kurok1/mcp-server-mysql. Runs in Docker (ghcr.io/kurok1/mcp-server-mysql:2.0.0). Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
MCP server for searching and downloading stock images (Unsplash, Pexels, Pixabay, Freepik, StockVault, Burst) via LLM tool calls. Runs locally from the stock-image-mcp Python package. Needs 6 environment variables to run.
MCP server Claude CodeCodexCursor +2
Physical Layer Linter — validates RF link budgets, Shannon capacity, noise floors, antenna gain and radar range/ambiguity claims against hard physical limits. Runs locally from the physbound Python package.
MCP server Claude CodeCodexCursor +2
MCP server for source-grounded web research: search, structured-data extraction, evidence verification, and browser automation. Runs locally from the footnote-mcp Python package.
MCP server Claude CodeCodexCursor +2
Flight data for Spain's 50 AENA airports over the public and OAuth2 REST APIs. Runs locally from the mcp-aena npm package. Needs 3 environment variables to run.
Morous-Dev/engram-context-continuum
MCP server Claude CodeCodexCursor +2
Universal AI coding assistant memory — session handoff, SLM compression, and semantic retrieval. Runs locally from the @morous-dev/engram-cc npm package.
MCP server Claude CodeCodexCursor +2
AI oracle: BTC/ETH/SOL signals, Polymarket edges, congressional trades. x402 $0.01/call on Base. Remote server at api.octodamus.com.
NasserAlbusaidi/macrofactor-mcp
MCP server Claude CodeCodexCursor +2
Unofficial local fueling and recovery decision engine; not affiliated with MacroFactor or Stronger By Science; not medical advice. Runs locally from the macrofactor-mcp Python package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
MCP server "obelinf", hosted remotely at api.obelinf.com, as configured in Obelinf/mcp.
MCP server Claude CodeCodexCursor +2
30 tools for Japanese data: address, furigana, transit, Diet, holidays, weather, corporate registry. Runs locally from the @mameta/japan-data-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Dutch case law over MCP: search & fetch uitspraken by ECLI (Rechtspraak Open Data + LiDO). Runs locally from the rechtspraak-mcp npm package.
MCP server Claude CodeCodexCursor +2
Ask what you earn across every income stream: Stripe, affiliates, app stores, ads, manual. Runs locally from the incomeos-mcp npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Model Context Protocol server for Sentimatix - Indian Stock Market Sentiment Intelligence. Runs locally from the sentimatix-mcp Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Live aviation data for AI agents: METAR weather, airports, aircraft, glossary & FAA questions. Remote server at renzomacar--aviation-mcp.apify.actor.
MCP server Claude CodeCodexCursor +2
Independent, reproducible benchmark harness for agent-memory backends (MemPalace, Mem0, Zep/Graphiti, OpenViking): runs LongMemEval, LoCoMo, contradiction-detection, and a dozen other evals against all four and publishes the raw logs, not vendor-curated numbers. Runs locally from the memtrust-cli Python package.
TheAiSingularity/agentic-research-engine-oss
MCP server Claude CodeCodexCursor +2
The best $0 research agent that runs on a laptop — local-first, CoVe-verified, with CLI / TUI / Web GUI + MCP server + Claude plugin. Runs locally from the agentic-research-engine Python package. Needs 9 environment variables to run.
MCP server Claude CodeCodexCursor +2
Model Context Protocol (MCP) server for electronic parts sourcing with KiCad integration. Runs locally from the parts-mcp Python package.
MCP server Claude CodeCodexCursor +2
Governs what AI agents do: tool calls, SQL, commands, files checked against policy before they run. Runs locally from the shrike-mcp npm package.
MCP server Claude CodeCodexCursor +2
Labour market data from the ILO (ILOSTAT) by country, year, sex and age, with provenance. Runs locally from the ilo-mcp-server npm package.
MCP server Claude CodeCodexCursor +2
MCP server for Fleetpost — offline-tolerant, server-less agent coordination over any rclone remote. Runs locally from the fleetpost-mcp Python package. Needs 2 environment variables to run.