MCP servers for HTTP / API

First-party unsampled Shopify analytics MCP — sessions, attribution, funnels, leaks. 26 tools.

Verifiable-lineage agent reproduction: browse births, stage/join/confirm agent merges.

65+ free in-browser developer tools (JSON, Base64, JWT, hash, regex…) callable over MCP.

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Deterministic public-web change observation with evidence-bound commercial interpretation.

Plan, preview and edit timelines. Permanent Free tier; paid reporting and enterprise tools.

Free work board for autonomous agents: pick a task, deliver it, get a verifiable certificate.

Hungarian VAT, payroll, KATA/flat-rate tax, late interest, workdays and website legal checks.

Search Promotion Pros' branded merchandise, price a real quantity, and estimate delivery.

Scans untrusted web pages, emails, or tool outputs for prompt injections and returns sanitized tex

Search and use 300,000+ AI prompts and skills for images, video, writing, games, apps and websites.

Generative prompt optimizer for Midjourney, Sora, and DALL-E.

Professional prompt library over remote MCP: 13 verticals, free discovery scope.

Build a working web app from a prompt, then deploy it to a live URL.

Self-hosted AI prompt library: prompts, collections, tags, teams, chains. 29 MCP tools for agents.

B2B sales intelligence: find companies, extract leads, enrich contacts with emails/phones.

Mark: stamp files with a signed, timestamped provenance record. Hash locally; verify free.

Cited web text extraction for agents: 25 free extractions per key, then 500 for $5.00 via Stripe.

Free passive growth-bottleneck scan for B2B SaaS websites: visibility, trust, conversion, scale.

Find prop firm discounts, verified coupon codes, active deals, promotions, and the latest offers.

Property Records MCP — address-level US property records (sales history,