JSON

• JSON Formatter
• JSON Viewer (Vertical)
• JSON Viewer (Split)
• JSON Minify and Escape
• JSON to C# Model
• JSON to Java Model
• JSON to Go Struct
• SQL to Java Model
• XML and JSON Converter
• Excel/CSV to JSON
• JSON to Excel/CSV
• JSON and GET Converter
• JSON to YAML

Format

• HTML Format/Minify
• CSS Format/Minify
• JS Format/Minify
• JS Encode/Decode
• JS Obfuscator
• SQL Minify/Format
• PHP Formatter
• XML Minify/Format
• C# Formatter
• Java Formatter
• SQL Formatter
• Python Formatter
• Ruby Formatter
• C Formatter
• C++ Formatter
• Perl Formatter
• VBScript Formatter
• HTML to JS
• HTML/JS Converter
• HTML Escape
• HTML to C#/JSP
• HTML to PHP
• HTML to ASP/Perl
• Excel to HTML Table
• HTML Table Generator
• HTML/UBB Converter
• HTML/Markdown Converter
• Regex Tester
• Regex Code Generator
• HTML Filter
• Common Regex Patterns
• Regex Syntax Cheatsheet
• Run JS/HTML/CSS
• XPath Tool

Encode

• MD5 Hash Tool
• URL Hex Encode
• Thunder URL Decode/Encode
• Base64 Encode/Decode
• Escape Encode/Decode
• Symmetric Encrypt/Decrypt
• AES Encrypt/Decrypt
• DES Encrypt/Decrypt
• RC4 Encrypt/Decrypt
• Rabbit Encrypt/Decrypt
• TripleDES Encrypt/Decrypt
• SHA/SHA256 Hash
• Hash Tools
• Morse Code
• Password Generator
• UUID Generator
• GUID Generator
• htpasswd Generator
• Barcode Generator
• IP/Integer Converter
• Image to Base64
• UTF-8 to GBK
• Unicode/ASCII Converter
• ASCII Encode/Decode
• URL Encode/Decode
• Native/Unicode Converter
• KeyCode Lookup
• Android KeyCode
• Keyboard Tester

Text

• Online HTML Editor
• Article Auto Formatter
• Article Content Fetcher
• Simplified/Traditional Chinese
• Chinese to Pinyin
• Mars Text Converter
• Text Replace
• Text Diff
• Word Counter
• Vertical Text
• Text Flip
• Deduplicate Text
• Text Effects
• String Compressor
• CamelCase/Snake Case
• Full/Half Width Converter
• Letter Case Converter
• RMB Uppercase Converter
• Random Number Generator
• Unix Timestamp Converter
• Base Converter
• RGB Color Converter

Network

• IP Location Lookup
• WebSocket Tester
• Browser Info
• Public DNS
• Regional Public DNS
• China Telecom DNS
• China Unicom DNS
• China Mobile DNS
• Tietong DNS
• Education Network DNS
• US DNS

Webmaster

• WeChat Domain Check
• htaccess to nginx
• Desktop Shortcut Generator
• rem and px Converter
• ICO Icon Maker
• Meta Tag Generator
• Auto Refresh URL
• Color Palette
• Gzip Compression Check
• Dead Link Checker
• Whois Lookup
• ICP Record Lookup
• Meta Tag Analyzer
• Keyword Density Check
• HTTP Status Lookup

Calc

• Interest Rate Calculator
• Subnet Mask Calculator
• Scientific Calculator
• Area Converter
• Heat Converter
• Volume Converter
• Pressure Converter
• Power Converter
• Length Converter
• Temperature Converter
• Time Converter
• Speed Converter
• Angle Converter
• Data Size Converter
• Density Converter
• Force Converter

Other

• Online Drawing Board
• Online Clock
• World Time
• World Capitals
• World Currencies
• Country Codes and Time Zones
• World Holidays
• Chinese Ethnic Groups
• Chinese Dynasties Timeline
• Special Symbols
• Today in History

Reference

• Common User Agents
• Content-Type Reference
• HTTP Request Methods
• HTTP Headers
• HTTP Status Codes
• ASCII Table
• HTML Entity Reference
• Common Ports
• Bootstrap Glyphicons
• Android Manifest Permissions
• Linux Commands