"Databases or database systems written in Python, like Postgres" matching MCP connectors:

An MCP server that gives any LLM or agent clean YouTube transcripts on demand: a single video, a whole channel, or a playlist, plus AI cleanup of auto-generated captions. API-key auth, credit-based, same backend as the public v1 API. Get a free API key with 25 free credits at youtubetranscriptdownload.com/account.

Checks whether a website is readable and citable by AI systems (ChatGPT, Claude, Perplexity, etc.)

Product search and price comparison for AI agents. Search 100M+ products across thousands of retailers by text or image, compare live offers and prices, and turn any merchant URL into structured product data. No API key required to start; add one for unlimited use and affiliate commission.

Docs: https://docs.keenable.ai/mcp-server Keenable is a free, remote MCP server that gives agents access to the web index. Search the web with ranked results and date/site filters, then fetch any indexed page as clean markdown. Works out of the box with no account or API key.

Any public page to clean JSON or Markdown, plus Reddit with no API key. Failed calls are free.

Screenshots, PDFs and Markdown from any URL or HTML for AI agents, via the SnapForge API

DNS, RDAP, LEI/KYB, DMARC/SPF, sitemaps, web extraction, VAT, QR. Paid per call in USDC.

Render HTML, Markdown, or URLs to images, PDF, or branded artifacts; extract and watch pages.

Pay-per-call URL intelligence for AI agents via x402 USDC on Base; no account or API key.

Web page or HTML to clean LLM-ready Markdown or JSON. x402 pay-per-call, $0.005, no API key.

Verify citations in AI text: fetches each cited source, returns verdicts with evidence quotes.

Hosted Chromium in mainland China: scripted actions, URL screenshots, print-to-PDF.

Ranks the best AI tool or API per task: transcription, TTS, web search, scraping and OCR.

Download DocSend and Papermark decks as PDF or PPTX, including email-gated and protected links.

Fetch any Russian website or API via a Russian IP — flagship tool fetch_ru. Pay x402/RUB.

CoreClaw MCP Server enables AI applications to interact with the CoreClaw platform through the Model Context Protocol (MCP). Once connected, your AI agent can search for scrapers in CoreClaw Store, run them with custom parameters, and retrieve structured data — all through natural language conversations.

Site crawl + tech stack + DNS + SSL + WHOIS — five web-intel layers in one MCP.

AI agent website builder. Create and publish link-in-bio sites via MCP or REST API.

Instant web publishing for AI agents. POST HTML, get a live URL. No account needed. Publish, update, and delete websites via MCP or REST API. Free tier includes 5MB sites with 24-hour expiry. Pro tier offers permanent hosting.

1000+ AI tools in one MCP server from web scraping, lead gen, finance, media, research, and dev tools from 80+ providers. Pay as little as $0.01/call