Production APIs. One catalog. Real integrations.
Every Datpaq API in one place. REST endpoints with API-key auth, JSON in and out, and a free tier on every one. Pick an API, read the docs, ship the call.
63 live APIs, one auth scheme, one place to read every doc.
The catalog
Every API we ship
One card per production API. Read the docs to integrate, or open a landing page where one exists for a deeper look.
AI
1 API
Structured Extraction
Extract structured fields from HTML or SSRF-safe URL fetches using CSS selectors.
Art & Design
3 APIs
Color Convert
Convert colors across CSS, RGB, HSL, HSV, CMYK, LAB, OKLab, and OKLCH with accessibility and palette utilities.
Logo
Discover brand logos and color palettes for any domain with SSRF-safe fetching.
User Avatar
Create highly customizable avatar images with a person's name or initials to improve your user experience.
Calendar
5 APIs
Calendar
Build calendar-ready date data for Power BI reports and everyday apps from one simple API.
Convert Time
Convert between IANA time zones or any geocoded location with full DST awareness.
Current Time
Effortlessly get the local time and date for any location or IP, or convert between timezones in seconds.
Public Holidays
Access public, non-public, and religious holidays for over 200 countries.
Working Days
Computes business days between dates, excluding weekends and holidays.
Data Validation
2 APIs
Mac Address
Validates and provides metadata for MAC addresses including vendor info.
Validate IP
Validates IPv4/IPv6 addresses and optionally checks reachability.
Development
9 APIs
Data Format Convert
Convert bounded JSON, CSV, TSV, NDJSON, XML, YAML, and XLSX data with safe spreadsheet handling.
Diffy
LLM-optimized page snapshots and semantic DOM diffs with client-held state.
Encoding Convert
Convert common text encodings, inspect JWT claims without verification, normalize Unicode, and calculate hash digests.
Ping Human
Human-in-the-loop escalation for AI agents with magic-link replies and signed callbacks.
QR Code
REST API to generate PNG or SVG QR codes from text with custom size, colors, and error correction.
Tech Stack Detection
Detect publicly visible website technologies, confidence, evidence, and categories from one domain.
Web Scraping
Scrape and extract data from any website, with powerful options like proxy / browser customization.
Web Screenshot
Effortlessly get the local time and date for any location or IP, or convert between timezones in seconds.
Web Search
DuckDuckGo Instant Answer web search with 5-minute caching for agent-friendly lookups.
Dictionaries
2 APIs
Dictionary
Lookup dictionary definitions, phonetics, and spelling suggestions for English words.
Thesaurus
Word relationship API for synonyms, antonyms, related terms, search, and batch processing.
Documents & Productivity
6 APIs
Document Convert
Convert office documents, PDFs, and HTML between PDF, DOCX, TXT, and page images.
Document Generation
Generate registry-backed business documents as branded HTML, PDF, or DOCX from validated structured data.
Markdown Convert
Convert between Markdown, HTML and plaintext with sanitization and document structure extraction.
OCR
Turn PDFs, DOCX files, and images into clean markdown, text, and tables — with automatic OCR for scans, 20 languages, and fully self-hosted processing.
PDF Generation
Render PDFs from validated public URLs or sanitized HTML with configurable layout and deterministic response contracts.
PDF Toolkit
Bounded, private PDF merging, splitting, extraction, watermarking, compression, encryption, and inspection.
Finance
11 APIs
Economic Indicators
Curated macroeconomic series from FRED, World Bank, and BLS with long-TTL caching.
GDP
Retrieve US GDP data across nominal, real, and deflator datasets with history and growth metrics in a single, consistent API contract.
Iban
Checks the format and validity of international bank account numbers (IBANs).
Income Tax
Calculates income tax.
Interest Rate
Provides interest rates.
Libor
Retrieve SOFR-first benchmark rates with archival LIBOR support, including latest values, history windows, and tenor spread analytics.
Market Cap
Retrieve market capitalization by symbol with snapshot-backed responses, top-cap rankings, symbol comparisons, and optional live-provider mode.
Mortgage Calculator
Computes mortgage payments.
Sec Filings
Access SEC EDGAR company profiles, filing feeds, and concept facts using CIK or ticker input through a stable GET-only API.
Unemployment
Returns national and regional unemployment statistics from official sources.
VAT Validation & Rates
Ensure compliance for both domestic and international sales with our easy-to-use, reliable API....
Geocoding
2 APIs
Geocoding
Convert place text to coordinates and coordinates to structured addresses with deterministic geocoding response contracts.
IP Geolocation
Find out where any IP is coming from with a top-tier API offering city, region, country, and precise geo-coordinates.
Government
2 APIs
Country Codes
Resolve country identifiers with ISO code lookup, text search, fuzzy match, and export-ready country datasets.
US States
Read-only US states metadata lookup by list, abbreviation, FIPS code, or comma-separated batch.
Photography
1 API
Image Processing
Easily handle your images with a powerful API—compress, convert, crop, resize, and more, all programmatically.
Science & Math
1 API
Unit Conversion
Converts between metric and imperial units across categories.
Security
6 APIs
Breach Check
Check email addresses against known data breaches via Have I Been Pwned.
DNS Lookup
Fetches DNS records (A, MX, TXT, CNAME, etc.) for domains to support diagnostics and security analysis.
Domain Lookup
Retrieves WHOIS and other registration details for internet domains, including key dates and registrar info.
IP Intelligence
Gain valuable insights into IP reputation and fraud risk. Identify VPNs, proxies, TOR usage, and abusive IPs.
Mx Lookup
Performs DNS lookups for mail exchange (MX) records.
Whois
Fetches domain registration data via WHOIS protocol.
Test Data
2 APIs
Lorem Ipsum
Generate classic Lorem Ipsum placeholder text by words, sentences, or paragraphs — with length profiles, HTML/plain-text output, and deterministic seeding for reproducible results.
Sample Data
One endpoint, 36 schema types. Generate users, products, invoices, logs, and more with optional field selection and CSV export.
Text Analysis
5 APIs
Deslop
Deterministically detect and remove explainable AI-writing patterns from English prose and Markdown.
Profanity
A 3-tier profanity detection that flags and filters profane or offensive content in text.
Spell Check
Multi-language spell checking with suggestions and grammar hints.
Text Language
Language detection across 97 languages using confidence-scored candidates.
Translate
Translate text between 13 languages with a self-hosted neural model — any-to-any pairs, automatic language detection, batch support, and a strict no-storage privacy posture.
Transportation
3 APIs
Aircraft
Look up aircraft details by FAA tail number, ICAO hex code, or aircraft type code through simple API calls.
EV Charger
Search charging stations by coordinates with radius, plug-type, level, and network filters.
Helicopter
Look up helicopter records by tail number, ICAO hex, or serial number with JSON responses.
Vehicle
1 API
Vin Lookup
Decode vehicle VINs into structured make, model, year, and vehicle details with single and batch request support.
Weather
1 API
Weather
Provides normalized weather conditions and forecast data for latitude and longitude coordinates.
Quickstart
Three steps from key to call.
Grab a key from the dashboard, pick the API you need, and call the endpoint. Same auth scheme across the entire catalog — no SDK to install.
FAQ
Questions developers ask first.
One catalog. Every integration.
Spin up a key, pick the API you need, and ship. Same auth, same JSON, same docs experience across every endpoint in the catalog.