Best Der AI Skills & MCP Servers
263 curated Der skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
Vibe Testing
Code-aware browser testing agent — reads your codebase, understands functionality, tests every element, reports with screenshots. Works as MCP server for Cursor/Claude Code or standalone CLI.
Core
Personalized GitHub issue finder with multi-strategy search, deep vetting, and viability scoring — CLI, library, MCP server, and Claude Code plugin
Crixin
The MCP toolkit for AI agents. Voice MCP gives your AI a phone line through your own Twilio. Coder MCP gives it a memory across every Claude Code, Codex CLI, and Cursor session. One npm package, two capability modules, local SQLite, no SaaS in the middle.
Profanease
Modern, lightweight profanity detection & content moderation toolkit with l33t speak detection, multi-language support, and guard rails
Claude Video Vision
MCP server that gives Claude Code the ability to watch and understand videos — extracts frames via ffmpeg and processes audio via multiple backends
Mistral
MCP server exposing Mistral AI capabilities over MCP: chat, embeddings, FIM, vision, OCR, audio, agents, moderation, classification, files, batch, workflows, sampling, prompts, resources, and Streamable HTTP.
Dgmo
MCP server for rendering DGMO diagrams — SVG/PNG output, browser preview, HTML reports, and 35+ chart types. Works with Claude Desktop, Claude Code, and any MCP client.
Thunderbird Cli
MCP server that gives Claude Desktop full access to your email through Mozilla Thunderbird. 12 high-level tools: search, read, compose, reply, attachments, folders.
Server Sec
MCP server for Claude Desktop: search SEC filing sections, financial statements, insider trades, institutional ownership, earnings actuals, XBRL metrics, and company lookup.
Emailverify
Model Context Protocol server for EmailVerify.io. Provides email validation, bulk validation, and email finder capabilities.
Angel One
MCP server for Angel One SmartAPI — trade stocks, track portfolio, analyze markets & manage orders via LLM clients like Claude, Cursor & Copilot
0Nmcp
Universal AI API Orchestrator — 1,598 tools across 106 services. UCP (Universal Commerce Protocol), the .0n App Marketplace, AI Course Builder, Lead Magnet Loop, Automation Builder, SaaS Factory, App Builder, Website Builder, and the Agentic Automation Ge
Pi Minimax
MiniMax MCP tools for pi - Web search and image understanding via MiniMax's Model Context Protocol
Telegram
Telegram MCP server (MTProto). Connect Claude, Codex, Cursor, Claude Code, VS Code, Cline, Windsurf, and other MCP clients to a real Telegram user account: read dialogs, search messages globally, send/edit/forward, react/poll, moderate channels, tag Saved
Openfec
Access FEC campaign finance data through MCP. Query data about candidates, money trails, and election filings. STDIO & Streamable HTTP.
Viveka
MCP server for structured iterative reasoning with 13 critical thinking lenses — a disciplined thinking scaffold for AI agents. Features structured reasoning state, cognitive moves (branch/revise/supersede/falsify/verify/retract/stop), Escalation Ladder,
Bypass
MCP server for bypass-saas platform management — courses, articles, students, orders, knowledge bases, AI chat
Hypertool
HyperTool MCP proxy server for routing requests between clients and multiple underlying MCP servers
Ask Llm
Unified MCP server for multi-LLM consultation — registers tools from all available providers (Gemini, Codex, Ollama) behind runtime availability checks
Pdf Reader
MCP server for PDF structure analysis - read, inspect, and validate PDF internals
Tebra
MCP server for Tebra/Kareo practice management — 45 tools covering patients, appointments, encounters, billing, payments, documents, providers, and FHIR clinical data for AI agents via the Model Context Protocol
Cv Forge
Forge powerful, ATS-friendly CVs tailored to any job - an MCP server for intelligent CV generation
Nodebench
Turn messy input into a sourced report. 15 default tools: workflow, bidirectional sync, canonical NodeBench research bridge, discover_tools, and load_toolset.
Pi Minimax
MiniMax MCP tools for pi - Web search and image understanding via MiniMax's Model Context Protocol
About Der skills on iClaude
iClaude is the universal install layer for AI skills. Every Der skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.