"A server to manage API rate limiting based on requests per minute" matching MCP connectors:

Search domain availability and pricing, straight from chat, then open a link to register.

MCP server for German & EU law. Verified, citable legal context for any LLM. Daily updates from official sources, hosted in Germany

Buy and manage travel eSIM data plans in the conversation. Pay by card (Stripe) or USDC over x402.

DocForge turns documents into structured data. Upload a PDF, image, or Office file and get fielded JSON back with per-field confidence scores. 95 templates (invoices, receipts, bank statements, ID docs), custom JSON Schema mode, auto-detect, natural-language instructions. Keyless demo tool included. Free 7-day trial.

A complete color workflow over MCP: mix, convert, harmonize, measure, and remember palettes.

Ask your AI assistant a cost question. Get allocation, correlation, and explanation in one response. Costory connects Claude, Codex, or Cursor to normalized cost data across AWS, GCP, Azure, Datadog, OpenAI, and Anthropic. https://costory.io Free trial 14 days, 250 USD / month up to 10M Spend

AI title risk analysis for Florida real estate closing docs. Get an API key at curagent.io

Plain-English git via MCP: 22 tools to branch, commit, push, and tag. No git jargon.

Cello MCP server to launch and manage your User Referral and Partner program — for developers and growth teams.

Read-only Amazon SES observability: search events, inspect bounces, pull delivery stats.

Live multi-asset market data for AI agents with provenance, starter credits, x402, and examples.

Public data intelligence for AI agents — CVE, compliance, patents, contracts, domains.

Goal decomposition where every "done" is proven by evidence and checked by a judge.

AppDeploy turns app ideas described in AI chat into live full-stack web applications

CatchAll is a web search API built for comprehensive event retrieval — not ranked results, but all matching records.

rnv-color-mcp, a hosted color-workflow MCP server (Python, Streamable HTTP). Tools: mix (including Kubelka-Munk paint physics), convert between formats, generate harmonies, transform text case, and save/list/get named palettes. It resolves hex / CSS / custom brand color names and refuses unknown colors rather than guessing.

Detect breaking changes, generate changelogs, diff, and validate OpenAPI specs.

Cross-venue Polymarket+Kalshi arbitrage: resolution mismatch, void risk & settlement divergence.

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

Provides a platform-agnostic specification of the technical features every decent website should have