Convert HTTP request parameters to curl command + equivalent fetch/axios code. Supports auth, headers, body. Algorithmic.

Extract bank name and branch information from an IBAN. Returns bank name, BIC/SWIFT code, branch, and country. Pure algorithmic — uses bank code lookup tables.

Validate an IBAN number. Checks format, length, and mod-97 checksum. Extracts country code, bank identifier, and branch code. Pure algorithmic — fast and cheap.

Validate national identification number formats. Supports Swedish personnummer, Finnish henkilötunnus, Norwegian fødselsnummer, Danish CPR, UK National Insurance, US SSN format, and German Steuer-ID. Checks format and checksum where applicable. Does NOT v…

Resize, crop, and convert images. Supports PNG, JPEG, WebP. Configurable dimensions, quality, fit mode. Uses Sharp.

OCR on any image via Claude vision. Works on screenshots, photos of documents, handwritten notes. Returns text with confidence.

Explain any Incoterms 2020 rule. Returns seller/buyer obligations, risk/cost transfer points, suitability.

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

Extract structured data from an invoice or receipt image/PDF. Returns line items, totals, dates, vendor info, VAT amounts.

Validate invoice data: VAT number format, line item math, tax calculations, EU compliance requirements.

Look up geographic location, ISP, and network information for an IP address. Detects proxies and hosting providers.

Assess fraud risk for an IP address. Detects VPNs, proxies, Tor exit nodes, hosting/datacenter IPs. Returns risk score and risk factors.

Validate an ISBN-10 or ISBN-13 number. Checks format, length, and checksum. Converts ISBN-10 to ISBN-13. Pure algorithmic — instant.

Look up any country by name, ISO code (alpha-2/3/numeric). Returns region, capital, currency, EU/Schengen/Eurozone membership.

Look up Japanese company data from the National Tax Agency corporate number system. Accepts 13-digit corporate number or fuzzy company name.

Search job listings on Arbetsformedlingen (Swedish) and Adzuna (multi-country). Returns title, company, salary, URL.

Analyze a job posting. Extracts title, skills, salary range, remote policy, benefits, red flags, culture signals. Accepts URL or text.

Add JSDoc comments to JavaScript/TypeScript functions and classes. Infers param types, return types, and throws.

Repair broken JSON: trailing commas, single quotes, unquoted keys, truncated, comments, mixed with markdown. Returns valid JSON.

Validate a JSON object against a JSON Schema. Returns validation result with detailed error paths and messages. Algorithmic.

Convert a JSON array of objects to CSV format. Supports custom delimiters. Pure algorithmic — instant and cheap.

Convert JSON to Python Pydantic model classes. Handles nested objects, arrays, optional fields. Algorithmic.

Convert JSON to TypeScript interfaces. Handles nested objects, arrays, optional fields. Detects date strings and UUIDs. Algorithmic.

Convert JSON to Zod validation schemas. Auto-detects emails, URLs, UUIDs, dates for refined validators. Algorithmic.

Decode a JWT token without verification. Returns header, payload, claims, expiry status, and time until expiry. Algorithmic.

Get keyword suggestions from Google Autocomplete. Returns suggestions, questions, comparisons, long-tail keywords.

Detect the language of input text. Returns top language with confidence score, plus alternative possibilities. Supports 170+ languages via trigram analysis.

Look up a Legal Entity Identifier (LEI) via the GLEIF database. Accepts a 20-character LEI or company name. Returns entity name, jurisdiction, addresses, registration status.

Check software license compatibility for a given use case

Extract all links from a page with context. Filter by internal/external. Returns URL, anchor text, rel attributes.

Calculate LLM API cost for a prompt+completion across 14 models. Returns cheaper alternatives with savings percentages. Algorithmic.

Validate and auto-repair LLM output. Parse JSON, validate against schema, attempt fixes for common LLM mistakes. Algorithmic — no LLM needed.

Parse log files — auto-detects format (JSON, syslog, ISO, logfmt, Laravel). Extracts timestamps, levels, messages. Returns error/warning summary. Algorithmic.

Convert markdown to styled HTML with inline CSS. Supports light, dark, and plain themes. Algorithmic — instant.

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

Extract structured meeting notes from a transcript. Returns summary, decisions, action items with owners, key discussion points, follow-ups.

Extract all metadata from a URL: Open Graph, Twitter cards, JSON-LD, favicon, canonical URL, RSS feeds, robots directives.

DNS lookup for MX, A, AAAA, NS, TXT, SOA records. Detects email provider (Google, Microsoft, etc.), SPF, and DMARC records.

Parse a full name into components: first, middle, last, prefix, suffix, nickname. Handles 'Dr. Karl-Johan von Lindström III' correctly.

Generate production nginx server blocks with SSL, proxy_pass, WebSocket support, security headers, gzip, rate limiting.

Look up Norwegian company data from the Brønnøysund Register Centre. Accepts org number (9 digits) or fuzzy company name.

Fetch npm package metadata: version, dependencies, downloads, repository, license. Includes weekly download count.

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

Generate a complete OpenAPI 3.1 specification from a natural language API description.

Validate an OpenAPI 3.x specification. Checks required fields, endpoint definitions, schema references. Algorithmic.

Composite security audit for npm and PyPI packages with supply chain anomaly detection

Test page speed using Google PageSpeed Insights API. Returns performance score, Core Web Vitals, optimization opportunities.

Verify any paid API endpoint before your agent spends money. Checks reachability, SSL, response time, and validates the payment protocol handshake (L402, x402, MPP). Returns a proceed/caution/avoid recommendation with parsed payment details. Use this befo…

Analyze password strength: entropy, crack time estimate, character class diversity, common password check, keyboard pattern detection. Password is NOT stored. Algorithmic.

Generate valid payment reference numbers with check digits: Swedish OCR, Norwegian KID, Finnish reference, ISO 11649 RF.