Look up German Handelsregister company data via OpenRegister. Returns name, registration number, court, legal form, status, address, directors, capital, LEI, incorporation and termination dates.

Calculate seller fees for Amazon, eBay, Etsy, Shopify. Returns total fees, net revenue, fee breakdown.

Generate a realistic mock API response with proper headers, status codes, and schema-matching body data.

Get the current Total Value Locked (TVL), chain distribution, category, audit status, and metadata for any DeFi protocol. Covers 7,000+ protocols across 500+ chains via DeFi Llama.

Check email deliverability for a domain: SPF, DKIM, DMARC, MX records, blacklist status. Returns 0-100 score.

Find optimal meeting times across time zones. Returns ranked slots by fairness, with local times for each participant. Algorithmic.

Validate a SWIFT/BIC code. Checks format, length, and country code. Extracts bank code, location, and branch. Pure algorithmic — instant and cheap.

Classify an AI system's risk level under the EU AI Act. Rule-based analysis against Annex III and Article 5/6/50 criteria.

Look up Swedish company registry data via Bolagsverket's Värdefulla datamängder API. Returns name, legal form, status, registered address, SNI industry codes, registration date, and ongoing insolvency/liquidation procedures.

Analyze Google search results for a keyword. Returns organic results, featured snippet, People Also Ask, SERP features.

Look up GDPR enforcement fines by company name or country. Returns fine amounts, authorities, articles violated.

Perform a comprehensive DNS lookup for a domain. Returns A, AAAA, MX, NS, TXT, CNAME records plus SPF and DMARC detection.

Validate Open Graph and Twitter Card images for a URL. Checks dimensions, file size, format, alt text.

Check if a crypto-asset service provider (CASP/VASP) is authorized under the EU MiCA regulation. Searches ESMA's official register of authorized CASPs. Returns authorization status, licensed services, home country, and passporting rights.

Check if a company has any insolvency, bankruptcy, or winding-up proceedings. Currently covers UK (via Companies House). Returns status and key dates.

Parse ambiguous date strings into ISO 8601. Handles '3/4/25', 'March 4th', '4. mars 2025', '2025-W14'. Detects ambiguity.

Get public holidays for any country and year. Returns holiday names, dates, types (public/bank/optional), and whether they are fixed or variable. Covers 100+ countries.

Check HTTP response headers for security best practices: HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy. Returns grade A-F.

Find stock ticker symbols by company name. Returns matches with symbol, exchange, and type.

Look up Belgian company data from the KBO/BCE Crossroads Bank for Enterprises via the CBEAPI.be JSON wrapper. Accepts enterprise number (10 digits, e.g. 0404.616.494), VAT-prefixed form (BE0404170701), or fuzzy company name. Returns name, status, juridica…