Translation service or tool MCP Connectors

iGaming Tools — independent slot, provider & regulator reference data A

Structured iGaming reference: slot specs & RTP variants, providers, regulators, news and jobs.

Developer Tools Games & Gamification Research & Data

122

Logospell A

AI-agent image generation: cohesive sets & illustrations. PNG/WebP (optional transparency) or JPEG.

AI & Machine Learning Image & Video Processing

52

Planner (proof-of-done)A

Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).

Testing & QA Tools Autonomous Agents

353

TestMCP.dev A

Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev

API Testing Testing & QA Tools

21

InsideOut (Riley)A

AI infrastructure design agent. Describe your app in plain English; Riley designs, prices, and deploys AWS or GCP infrastructure with generated Terraform.

Cloud Platforms Developer Tools

242

x711 — Universal Agent Gas Station A

Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.

AI & Machine Learning Payments & Billing

471

x711 A

Universal pay-per-call tool API for AI agents. Web search, price feeds, hive memory, LLM routing, code sandbox. Free tier (10 calls/day, no signup). x402 payments on Base + Solana.

Search Code Execution Cryptocurrency

471

NewzAI News MCP server AOAuth

The only News based AI MCP your agents will ever need — custom categories, global regions, and time-scoped results in one tool. We use multi-vector & sparse-hybrid search to search through thousands of articles across the world to find the exact news you're looking for.

RAG Systems Research & Data Search

101

PropelAuth Integration MCP Server A

The PropelAuth Integration MCP Server helps you and your favorite AI agent integrate PropelAuth as quickly and easily as possible into your project. Whether you're integrating PropelAuth into your Next.js project or your FastAPI backend, the Integration MCP Server will ensure your AI agent has the best context possible for a successful integration.

Developer Tools Security Autonomous Agents

111

Tolgee A

Your app's translations in Tolgee: search keys, create translations, trigger machine translation

Language Translation Developer Tools Content Management Systems

2213,887

fci-mcp A

Convert handwriting into text, LaTeX math, chemistry, or molecular structures.

Image & Video Processing AI & Machine Learning

61

klanex A

Reliable async execution for agent tool calls: schema gating, retries, idempotency, audit trail.

Agent Orchestration Autonomous Agents

61

klanex-mcp A

Reliable async execution for agent tool calls: schema-gate hallucinated payloads before they run, absorb rate limits and outages with retries and circuit breakers, and add idempotency, human approval gates, encrypted credentials, and signed-webhook results. Failed calls return an llm_hint the agent can self-correct from.

Agent Orchestration Autonomous Agents

61

Soracom Knowledge MCP Server A

Search SORACOM documentation: service guides, FAQ, API references, IoT recipes, etc.

Documentation Access Search

31

national-parks-mcp-server A

Plan US National Park Service trips — parks, alerts, campgrounds, things to do, events.

Travel & Transportation Location Services Government Data

611

Avenity AI Visibility A

Hireable AI-visibility service: get a business named in AI answers. Free audit + x402 hire.