Online Tools
Free and practical online tools collection, including JSON formatter, Base64 encoder, URL encoder, hash generator, timestamp converter, QR code generator, barcode generator, ID generator and 50+ useful tools to improve work efficiency
Barcode Generator
Generate various barcode formats including EAN-13, Code 128, Code 39, UPC, and more. Supports batch generation
Base64 Encode/Decode
Base64 encoding and decoding, supports text and files
Color Code Converter
Convert between RGB, HEX, HSL, HSV and other color formats
Fullwidth-Halfwidth Converter
Convert between fullwidth and halfwidth characters
Hex Add Spaces
Add spaces to hexadecimal string (one space every two characters)
Hex Remove Spaces
Remove all spaces from hexadecimal string
Hex to String
Convert hexadecimal string (space-separated) to plain text
HTML Entity Converter
HTML entity encoding and decoding, converts special characters
Morse Code Converter
Morse code encoding and decoding tool, supports conversion between text and Morse code
Number Base Converter
Convert between binary, octal, decimal, hexadecimal and other number bases
Pinyin Converter
Convert Chinese characters to Pinyin with various options including case switching and tone display
QR Code Converter
Generate and decode QR codes with support for text, URL, vCard, WiFi and other templates
String to Hex
Convert plain text to hexadecimal string (space-separated)
Text Encoding Detector
Detect character encoding type and encoding information of text, supports multiple encoding format recognition
Traditional-Simplified Converter
Convert between Traditional and Simplified Chinese
Unicode Encoder/Decoder
Unicode encoding and decoding, supports conversion between text and Unicode code points
URL Encode/Decode
URL encoding and decoding, handles special characters
JSON Formatter
Format, beautify and compress JSON data
Test Tool
VIPTool for testing points consumption, requires VIP or points to unlock
HTML to Markdown
Convert HTML code to Markdown formatted text
Image and Base64 Converter
Convert between image files and Base64 strings
JSON to Model Class
Generate model class code in Java, Python, C# and other languages based on JSON data
JSON to XML
Convert JSON format data to XML format
JSON to YAML
Convert JSON formatted data to YAML format
Markdown to HTML
Convert Markdown formatted text to HTML code
Thunder Link Converter
Convert between normal download links and Thunder links
Timestamp Converter
Convert between Unix timestamp and datetime
Torrent to Magnet
Convert .torrent file to magnet link
XML to JSON
Convert XML format data to JSON format
XML to Model Class
Generate model class code in Java, Python, C# and other languages based on XML data
YAML to JSON
Convert YAML formatted data to JSON format
Hash Generator
Generate SHA-256, SHA-512, SHA-1 and other hash values
ID Generator
Generate various types of IDs, supports UUID, Snowflake ID, NanoID, ULID and more, batch generation available
Website SEO Diagnosis
Diagnose website SEO configuration, check Meta tags, technical SEO, performance metrics, etc.