MCP Server Directory

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

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

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

Reading order for big pull requests: what to read first, what can wait. Offline, no model.

Konnekta nl.konnekta/boekhouding

Connect Claude to Dutch accounting software: e-Boekhouden invoices, contacts and ledgers.

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

NudgeLink co.nudgelink/nudgelink

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

OpenMayhem ai.openmayhem/openmayhem

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

Krankenkasse Copilot app.vercel.krankenkasse-copilot/krankenkasse-copilot

Swiss health insurance 2027: rank every insurer, model and deductible with official BAG data.

UI design MCP: design references, intent routing, anti-slop static detector and gate. No API key.

Web pages into decision-ready state: dates, numbers with units, budgeted chunks. No model, no key.

Image generation with Google Gemini 3.1 Flash: 512px-4K, reference images, search grounding

Persistent memory layer for AI coding agents: save, recall, update via Gemini plus LanceDB

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.

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.

Mode VC Chart: Gemini Leaderboard Ranking: Google's Days at #1 com.modevc/chart-gemini-leaderboard-ranking-days-at-number-one

Since Jan 2024, Google's models have been #1 on Arena for 227 of 1003 days, third among labs.

Mode VC Chart: Best LLM for Coding: The Arena Coding Leaderboard com.modevc/chart-best-llm-for-coding

claude-opus-4-6-high leads Arena coding at 1535. Anthropic has held #1 for 280 days, but Z.ai.

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。

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

Crypto prices from Gemini. No key required.

Hugging Face models and datasets. No key required for public data.

QuickSnip com.quicksnip/mcp

Give Claude, Cursor, or another AI assistant direct access to your QuickSnip library.

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