"Simple HTTP server or client implementation" 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.

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.

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.

Do things on live websites: prices, availability, quotes, bookings, anything behind a form or login.

Reliable web access for AI agents: smart HTTP, rotating proxies, and full-browser rendering.

URL to Markdown or structured JSON (schema.org/OG); renders SPA; batch reads. No signup/key.

Fast, intelligent web search and web crawling. New mcp tool: Exa-code is a context tool for coding

Know whether an AI agent should REUSE or REFETCH a URL before retrieving it again.

Convert files, URLs, and documents to clean, AI-ready Markdown via MCP.

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

Cite or capture a web page; installs the capture extension in Firefox and Chrome.

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

Free remote MCP server for fetching public web pages through a rotating proxy pool.

Scrape, crawl, map and extract the web. Pay per call in USDC, no account or API key.

Free SEO, GEO, and AEO audits: analyze any page or domain, AI-crawler access, agent readiness.

Fetch any web page's HTML, AI-parsed JSON, or Google results via the ScrapeUnblocker anti-bot API

MCP server for ScanMalware.com URL scanning, malware detection, and analysis.

Fetch any web page's fully rendered HTML, AI-parsed structured JSON, or Google search results through ScrapeUnblocker's anti-bot scraping API (bypasses Cloudflare, DataDome, PerimeterX, Akamai). Bring your own API key.

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

Validate whether an IP address belongs to SeznamBot. Remote MCP server exposing a validate_ip tool.