MCP Server Directory

Every machine you have, for your agent: free GPUs, jobs, served models, software, over SSH.

Overwing ai.overwing/mcp

Guardrails for LLM output: pass / fail / review verdicts and one recommended action. Hosted or npm.

DCAT-AP 3.0.1 catalogs of published Semantic Data Charter models; Turtle or JSON-LD; no account.

AI meta harness for Codex, Claude Code, Cursor and VS Code: direction and completed-work review.

Firemark AI com.tryfiremark/firemark

Read how often ChatGPT, Perplexity, Gemini and Google AI name your brand, its rivals and sources.

Mode VC Chart: Open Weights vs. Proprietary AI: The Gap Stays at 42 Points com.modevc/chart-open-weights-vs-proprietary-arena-gap

Open weights briefly beat every proprietary model in early 2025 (deepseek-r1); today the best.

HardCopy Labs com.hardcopylabs/hardcopy

Order real 3D prints from chat: send an STL or OpenSCAD model, see one price, get it by UPS.

Bria com.bria-api/bria-mcp

Commercially licensed image generation and editing with IP indemnification.

SkyOS ink.skyos/memory

Main memory for Claude, ChatGPT or Codex: exact, dated notes of each project.

modelright dev.modelright/modelright

Live registry of AI model specs, context windows, and per-token pricing.

Stdio relay connecting Zed, Claude Desktop, Cursor and Codex to NV oOS WordPress MCP endpoints.

Background sub-agents for Claude Code, Codex, Kimi and OpenCode, over MCP, with a spend cap.

Mode VC Chart: OpenAI Leaderboard Ranking: 8th Among Labs on Arena com.modevc/chart-openai-leaderboard-ranking

OpenAI was the #1 lab on Arena for 95% of 2024. On 25 Sept 2026 it ranks 8th among labs, and.

FIDE Laws of Chess io.arxo/fide-chess

FIDE Laws of Chess (2023) as an executable model: arbiter cases, answers with rules and judgments

oganvil — OG (Open Graph) Image Generation API app.rowb.oganvil/og-image-api

Generates 1200x630 OG social preview images (PNG/SVG). Tools: generate_og_image, get_quota.

stdio bridge for the SPOC MCP server — for Claude Desktop, Cursor, Zed

NudgeLink co.nudgelink/nudgelink

LinkedIn outreach in Claude or ChatGPT: campaign stats, replies, leads, drafts. Never sends.

Parametric 3D modeling in Autodesk Inventor: sketches, features, sheet metal, assemblies

OpenMayhem ai.openmayhem/openmayhem

Use OpenMayhem text, embedding and media models with explicit cost controls.

RenRaku jp.co.renraku/renraku

メールと LINE 公式アカウントの顧客対応サービス RenRaku を、Claude や ChatGPT などの AI から利用するための MCP サーバーです。

Crypto Markets Desk com.predictionmarketspicks/crypto

Kalshi 15-minute crypto markets, perps funding, liquidation math and bitcoin model edges.

Query the CGTrader 3D marketplace REST API v1: page through models.

Give LLM agents webcam access: capture photos and record short videos over MCP.

Minutes of AI com.minutesofai/mcp

Read-only AI news with sources, Model Tracker prices, releases and retirement dates.