AiAgentKarl

MCP server for EU company data — GLEIF company search, VAT validation, Eurostat business statistics

https://github.com/AiAgentKarl/solana-mcp-server

MCP Server that solves context window overload — smart tool pruning, relevance scoring, and budget tracking for AI agents

Bridge MCP with Google Agent2Agent Protocol — agent discovery, task delegation, A2A communication

Persistent memory for AI agents — store, retrieve and search knowledge across sessions

Compliance & guardrails for AI agents — PII filtering, audit logging, GDPR/AI Act checks, kill switch

MCP server for community-driven prompt voting and discovery — submit, vote, and find the best AI prompts

Cybersecurity data for AI agents — CVE database, vulnerability search, threat intelligence, exploit info

MCP Server for local document analysis: PDF text extraction, table detection, DOCX parsing, language detection and keyword search — no cloud API required

Swarm intelligence for AI agents — collective decision-making, consensus voting, and multi-agent coordination

MCP Server for LLM comparison, benchmarks, and pricing — find the best model for any task

MCP Server for Open Food Facts — barcode lookup, nutrition facts, allergen checks, eco-scores and product search for 3M+ food products

MCP server for global supply chain and trade data: UN Comtrade, World Bank trade statistics, import/export analysis

MCP-Server fuer Web-Accessibility-Checks: WCAG 2.1/2.2 Pruefung, Kontrast, ARIA, Formular-Validierung

Usage analytics and monitoring for AI agent tool calls — track, analyze and optimize agent behavior

Immutable audit logging for AI agents — hash-chained event log, integrity verification, EU AI Act compliance

MCP Server for agent commerce — how AI agents create, compare, and track purchases

Slack for AI agents — rooms, messaging and context sharing for multi-agent coordination

Agent-to-Agent service directory — discover, register and rate AI agent services

Quality signals for MCP tools — agents report results, building a community-driven quality database

MCP Server for AI agent identity and authorization — create, verify, and manage agent identities

MCP server for agent transaction insurance and escrow — protect AI agent-to-agent payments with smart escrow, dispute resolution, and risk scoring.

Trust and reputation system for AI agents — rate, verify and build trust between agents

MCP Server for server card generation, validation and discovery — .well-known/mcp-server-card.json protocol

MCP server for agent reputation staking — trust through skin-in-the-game. Agents stake reputation as collateral; bad behavior gets slashed.

Lighthouse for AI agents — test if APIs and services are properly accessible to AI agents

Reusable workflow templates for AI agents — share, discover and execute multi-step agent workflows

Klarna-style product discovery for AI agents — structured product data, comparison, feed conversion

MCP bridge for the AGNTCY multi-agent network — agent registry, ACP messaging, SLIM protocol, capability discovery

MCP-Server for agriculture data — soil conditions, crop weather, global statistics, food products

MCP Server bridging the Agent Network Protocol (ANP) with MCP agents — identity, discovery, messaging

Convert any REST API (OpenAPI/Swagger) into MCP-compatible tools instantly

MCP server giving AI agents access to aviation data — live flights, airport weather, airline info

MCP Server with pre-built connectors for Shopify, WordPress, Calendly and other business platforms

MCP server for climate risk assessment — CO2 emissions, climate projections, and ESG data via Climate TRACE, NOAA, and Open-Meteo

MCP Server for scientific papers, citations, and academic research — Crossref, OpenAlex, Semantic Scholar

MCP Server for real-time earthquake data and seismic monitoring via USGS Earthquake Catalog API

MCP server for e-commerce data: product search, barcode lookup, cart management, category browsing

MCP-Server für Stromnetz-Daten — CO2-Intensität, Strommix, Preise und optimale Zeitfenster für energieintensive KI-Tasks

MCP server for enterprise authentication and authorization — JWT validation, OIDC token inspection, OAuth 2.0 introspection, role-based access control

MCP server for fraud prevention — IP reputation, email breach detection, URL safety, phone validation and risk scoring via free APIs (IPQualityScore, HaveIBeenPwned).

Geospatial MCP Server — Geocoding, POI-Suche, Routing und Gebietsstatistiken via OpenStreetMap fuer AI Agents

MCP-Server für deutsche Behörden-Daten — Autobahn, Wetter, Warnungen, Energie, Politik und mehr

Health and medical data for AI agents — WHO disease data, drug info, clinical trials, health statistics

MCP Server for IoT Device Management — register, monitor, and control IoT devices via AI agents

MCP-Server für Arbeitsmarktdaten — Arbeitslosigkeit, Löhne, Beschäftigung und Sektoranalyse weltweit

MCP Server for court decisions, case law, and legal research — CourtListener (3M+ cases) and EUR-Lex

MCP server for Linux system administration — manage services, processes, disk, network and logs via AI agents

The App Store for MCP Servers — discover, search and install MCP servers from one place

MCP Apps UI toolkit — forms, dashboards, charts, tables for AI agents to render interactive UIs

CLI toolkit for MCP servers — create, test, publish and manage Model Context Protocol servers

MCP Server for global museum collections: Met Museum, Art Institute of Chicago, Smithsonian — search 700k+ artworks, no API key required

MCP-Server für Nachrichten-Aggregation — RSS/Atom-Feeds, HackerNews, GDELT News Intelligence für AI-Agents

MCP server providing AI agents with access to patent data — search patents, analyze trends, explore citation networks via USPTO and EPO APIs

MCP server for political finance data: campaign contributions, lobbying, voting records via FEC and OpenSecrets APIs

MCP server for GDPR privacy compliance and DSAR management — open-source alternative to Transcend. Manage data subject access requests, check GDPR compliance, and maintain Article 30 data inventories.

Community-driven library of tested prompts and MCP tool configurations — npm for AI agent configs

MCP server providing US real estate data — housing stats, demographics, amenities, and area comparisons via Census ACS and OpenStreetMap

MCP server for autonomous research automation: web search, Wikipedia, arXiv, Crossref, fact-checking and report compilation

MCP server for shared context caching — AI agents share computed results to reduce token cost and latency

MCP-Server der AI-Agents Zugriff auf Social-Media-Trends gibt (Reddit, HackerNews)

MCP server giving AI agents access to NASA and space/astronomy data — APOD, Mars rovers, asteroids, exoplanets, earth imagery

MCP-Server für Sportdaten — Live-Scores, Tabellen, Spieler-Statistiken und historische Ergebnisse weltweit

MCP Server for global weather, forecasts, air quality and climate data via Open-Meteo

https://github.com/AiAgentKarl/mcp-appstore-server

https://github.com/AiAgentKarl/openmeteo-mcp-server

MCP Server for astronomy data: ISS tracking, moon phases, NASA APOD, near-earth objects, exoplanets, sunrise/sunset, space weather — no API key required

MCP Server for Color & Design Tools - Palettes, Contrast (WCAG), Conversion, Color Schemes, Color Blindness Simulation

MCP-Server fuer Woerterbuch-Daten: Definitionen, Synonyme, Antonyme, Reime, Phonetik. Free Dictionary API + Datamuse, kein API-Key noetig.

MCP Server for nutrition data — USDA FoodData Central with 1M+ foods, nutrients, vitamins and dietary analysis

MCP-Server für Bioinformatik-Daten — Gene, Proteine, PubMed-Literatur, Varianten und Sequenzen via NCBI & UniProt

x402 Payment Gateway for AI Agents — enable micropayments between agents using USDC on Solana

Solve MCP context window overload — smart tool pruning, relevance scoring, budget tracking