# API Documents - GuGuData | Production-Ready APIs Built for Developers ## Docs - [GuGuData API documents](https://developers.gugudata.io/8184775m0.md): - [Metadata](https://developers.gugudata.io/78493981f0.md): Enterprise-Grade Data Solutions for Global Business. - Metadata [DEMO](https://developers.gugudata.io/78493986f0.md): DEMO API group with 3 requests (0 production, 3 demo). - [Website Tools](https://developers.gugudata.io/78493982f0.md): Website Tools API group with 30 requests (15 production, 15 demo). - Website Tools [DEMO](https://developers.gugudata.io/78493987f0.md): DEMO API group with 15 requests (0 production, 15 demo). - [Image Recognition](https://developers.gugudata.io/78493983f0.md): Image Recognition API group with 20 requests (10 production, 10 demo). - Image Recognition [DEMO](https://developers.gugudata.io/78493988f0.md): DEMO API group with 10 requests (0 production, 10 demo). - [QRcode and Barcode](https://developers.gugudata.io/78493984f0.md): QRcode and Barcode API group with 6 requests (3 production, 3 demo). - QRcode and Barcode [DEMO](https://developers.gugudata.io/78493989f0.md): DEMO API group with 3 requests (0 production, 3 demo). - [Text Tools](https://developers.gugudata.io/78493985f0.md): Text Tools API group with 4 requests (2 production, 2 demo). - Text Tools [DEMO](https://developers.gugudata.io/78493990f0.md): DEMO API group with 2 requests (0 production, 2 demo). ## API Docs - Metadata > DEMO [[DEMO] Global QS World University Rankings](https://developers.gugudata.io/418084799e0.md): Global QS World University Rankings - Metadata > DEMO [[DEMO] Global University](https://developers.gugudata.io/418084800e0.md): Global University Data - Metadata > DEMO [[DEMO] Chinese Poem](https://developers.gugudata.io/418084801e0.md): Chinese Classical Poetry Database - Metadata > DEMO [[DEMO] Global QS World University Rankings](https://developers.gugudata.io/458039031e0.md): Global QS World University Rankings - Metadata > DEMO [[DEMO] Stock US Symbols](https://developers.gugudata.io/458039032e0.md): US Stock Symbols Directory - Metadata > DEMO [[DEMO] Stock HK Symbols](https://developers.gugudata.io/458039033e0.md): HK Stock Symbols Directory - Metadata [Global QS World University Rankings](https://developers.gugudata.io/418084796e0.md): Global QS World University Rankings - Metadata [Global University](https://developers.gugudata.io/418084797e0.md): Global University Data - Metadata [Chinese Poem](https://developers.gugudata.io/418084798e0.md): Chinese Classical Poetry Database - Metadata [Global QS World University Rankings](https://developers.gugudata.io/458039028e0.md): Global QS World University Rankings - Metadata [Stock US Symbols](https://developers.gugudata.io/458039029e0.md): US Stock Symbols Directory - Metadata [Stock HK Symbols](https://developers.gugudata.io/458039030e0.md): HK Stock Symbols Directory - Website Tools > DEMO [[DEMO] Webpage Readable Content Extraction](https://developers.gugudata.io/418084817e0.md): Webpage Readable Content Extraction - Website Tools > DEMO [[DEMO] Domain SSL Certificate Information Parsing](https://developers.gugudata.io/418084818e0.md): Domain SSL Certificate Information Parsing - Website Tools > DEMO [[DEMO] Domain DNS Information Query](https://developers.gugudata.io/418084819e0.md): Domain DNS Information Query - Website Tools > DEMO [[DEMO] Query Website Favicon and Title](https://developers.gugudata.io/418084820e0.md): Get Any Site Title and Favicon - Website Tools > DEMO [[DEMO] Format International Phone](https://developers.gugudata.io/418084821e0.md): International Phone Number Validation and Correction - Website Tools > DEMO [[DEMO] URL to static HTML](https://developers.gugudata.io/418084822e0.md): URL to Static HTML Converter - Website Tools > DEMO [[DEMO] URL to Image](https://developers.gugudata.io/418084823e0.md): Webpage to Image Rendering - Website Tools > DEMO [[DEMO] URL to Markdown](https://developers.gugudata.io/418084824e0.md): Convert Webpage to Markdown - Website Tools > DEMO [[DEMO] Get URL links](https://developers.gugudata.io/418084825e0.md): Extract Links from URL - Website Tools > DEMO [[DEMO] Website Snapshot](https://developers.gugudata.io/418084826e0.md): Webpage Screenshot Capture - Website Tools > DEMO [[DEMO] Domain Whois](https://developers.gugudata.io/418084827e0.md): Domain WHOIS Information Lookup - Website Tools > DEMO [[DEMO] IP Address](https://developers.gugudata.io/418084828e0.md): IP Address Geolocation Lookup - Website Tools > DEMO [[DEMO] Article Extract](https://developers.gugudata.io/418084829e0.md): Article Extractor - Website Tools > DEMO [[DEMO] Geographic Coordinate System Converter](https://developers.gugudata.io/418084830e0.md): Geographic Coordinate System Converter - Website Tools > DEMO [[DEMO] Extract Structured JSON from Webpage](https://developers.gugudata.io/418084831e0.md): Extract Structured JSON from Webpage - Website Tools > DEMO [[DEMO] Short Link API](https://developers.gugudata.io/458039035e0.md): Short Link API - Website Tools [Webpage Readable Content Extraction](https://developers.gugudata.io/418084802e0.md): Webpage Readable Content Extraction - Website Tools [Domain SSL Certificate Information Parsing](https://developers.gugudata.io/418084803e0.md): Domain SSL Certificate Information Parsing - Website Tools [Domain DNS Information Query](https://developers.gugudata.io/418084804e0.md): Domain DNS Information Query - Website Tools [Query Website Favicon and Title](https://developers.gugudata.io/418084805e0.md): Get Any Site Title and Favicon - Website Tools [Format International Phone](https://developers.gugudata.io/418084806e0.md): International Phone Number Validation and Correction - Website Tools [URL to static HTML](https://developers.gugudata.io/418084807e0.md): URL to Static HTML Converter - Website Tools [URL to Image](https://developers.gugudata.io/418084808e0.md): Webpage to Image Rendering - Website Tools [URL to Markdown](https://developers.gugudata.io/418084809e0.md): Convert Webpage to Markdown - Website Tools [Get URL links](https://developers.gugudata.io/418084810e0.md): Extract Links from URL - Website Tools [Website Snapshot](https://developers.gugudata.io/418084811e0.md): Webpage Screenshot Capture - Website Tools [Domain Whois](https://developers.gugudata.io/418084812e0.md): Domain WHOIS Information Lookup - Website Tools [IP Address](https://developers.gugudata.io/418084813e0.md): IP Address Geolocation Lookup - Website Tools [Article Extract](https://developers.gugudata.io/418084814e0.md): Article Extractor - Website Tools [Geographic Coordinate System Converter](https://developers.gugudata.io/418084815e0.md): Geographic Coordinate System Converter - Website Tools [Extract Structured JSON from Webpage](https://developers.gugudata.io/418084816e0.md): Extract Structured JSON from Webpage - Website Tools [Short Link API](https://developers.gugudata.io/458039034e0.md): Short Link API - Image Recognition > DEMO [[DEMO] HTML to PDF](https://developers.gugudata.io/418084842e0.md): HTML/URL to PDF - Image Recognition > DEMO [[DEMO] Image OCR](https://developers.gugudata.io/418084843e0.md): Image OCR Extraction - Image Recognition > DEMO [[DEMO] PDF to Format](https://developers.gugudata.io/418084844e0.md): PDF Parsing and Formatted Output - Image Recognition > DEMO [[DEMO] PDF Splitting](https://developers.gugudata.io/418084845e0.md): PDF Splitting - Image Recognition > DEMO [[DEMO] Markdown to PDF](https://developers.gugudata.io/418084846e0.md): Markdown to PDF Converter - Image Recognition > DEMO [[DEMO] PPT to Images](https://developers.gugudata.io/418084847e0.md): Convert PPT to Images - Image Recognition > DEMO [[DEMO] PDF to HTML](https://developers.gugudata.io/418084848e0.md): Convert PDF to HTML - Image Recognition > DEMO [[DEMO] PDF Summary](https://developers.gugudata.io/418084849e0.md): PDF AI Summary - Image Recognition > DEMO [[DEMO] Image Compress](https://developers.gugudata.io/418084850e0.md): Image Compression - Image Recognition > DEMO [[DEMO] Word to HTML](https://developers.gugudata.io/418084851e0.md): Convert Word to HTML - Image Recognition > DEMO [[DEMO] Convert HTML to Word](https://developers.gugudata.io/458039038e0.md): Convert HTML to Word - Image Recognition > DEMO [[DEMO] Convert PPT to PDF](https://developers.gugudata.io/458039039e0.md): Convert PPT to PDF - Image Recognition [HTML to PDF](https://developers.gugudata.io/418084832e0.md): HTML/URL to PDF - Image Recognition [Image OCR](https://developers.gugudata.io/418084833e0.md): Image OCR Extraction - Image Recognition [PDF to Format](https://developers.gugudata.io/418084834e0.md): PDF Parsing and Formatted Output - Image Recognition [PDF Splitting](https://developers.gugudata.io/418084835e0.md): PDF Splitting - Image Recognition [Markdown to PDF](https://developers.gugudata.io/418084836e0.md): Markdown to PDF Converter - Image Recognition [PPT to Images](https://developers.gugudata.io/418084837e0.md): Convert PPT to Images - Image Recognition [PDF to HTML](https://developers.gugudata.io/418084838e0.md): Convert PDF to HTML - Image Recognition [PDF Summary](https://developers.gugudata.io/418084839e0.md): PDF AI Summary - Image Recognition [Image Compress](https://developers.gugudata.io/418084840e0.md): Image Compression - Image Recognition [Word to HTML](https://developers.gugudata.io/418084841e0.md): Convert Word to HTML - Image Recognition [Convert HTML to Word](https://developers.gugudata.io/458039036e0.md): Convert HTML to Word - Image Recognition [Convert PPT to PDF](https://developers.gugudata.io/458039037e0.md): Convert PPT to PDF - QRcode and Barcode > DEMO [[DEMO] QR Code](https://developers.gugudata.io/418084855e0.md): Universal QR Code Generator - QRcode and Barcode > DEMO [[DEMO] Wifi QR Code](https://developers.gugudata.io/418084856e0.md): Wi-Fi Wireless Network QR Code Generation - QRcode and Barcode > DEMO [[DEMO] Bar Code](https://developers.gugudata.io/418084857e0.md): General Barcode Generation - QRcode and Barcode > DEMO [[DEMO] Decode QR Code from Image](https://developers.gugudata.io/458039041e0.md): Decode QR Code from Image - QRcode and Barcode [QR Code](https://developers.gugudata.io/418084852e0.md): Universal QR Code Generator - QRcode and Barcode [Wifi QR Code](https://developers.gugudata.io/418084853e0.md): Wi-Fi Wireless Network QR Code Generation - QRcode and Barcode [Bar Code](https://developers.gugudata.io/418084854e0.md): General Barcode Generation - QRcode and Barcode [Decode QR Code from Image](https://developers.gugudata.io/458039040e0.md): Decode QR Code from Image - Text Tools > DEMO [[DEMO] Simplified and Traditional Chinese Converter](https://developers.gugudata.io/418084860e0.md): Simplified and Traditional Chinese Converter - Text Tools > DEMO [[DEMO] Text Similarity Calculator](https://developers.gugudata.io/418084861e0.md): Text Similarity Calculator - Text Tools > DEMO [[DEMO] Detect Text Language](https://developers.gugudata.io/458039044e0.md): Detect Text Language - Text Tools > DEMO [[DEMO] ISBN Book Metadata Lookup](https://developers.gugudata.io/458039045e0.md): ISBN Book Metadata Lookup - Text Tools [Simplified and Traditional Chinese Converter](https://developers.gugudata.io/418084858e0.md): Simplified and Traditional Chinese Converter - Text Tools [Text Similarity Calculator](https://developers.gugudata.io/418084859e0.md): Text Similarity Calculator - Text Tools [Detect Text Language](https://developers.gugudata.io/458039042e0.md): Detect Text Language - Text Tools [ISBN Book Metadata Lookup](https://developers.gugudata.io/458039043e0.md): ISBN Book Metadata Lookup - [healthcheck](https://developers.gugudata.io/418084795e0.md): Auto-generated description (unmatched API definition): healthcheck