Programming Tools

JSON Formatter

Format and validate JSON data for improved readability and debugging

Regex Tester

Test and debug regular expressions with instant match results

Online Serial Port Debugger

Browser-based serial debugging tool - no download required, real-time monitoring via Web Serial API

SQL Formatter

Online SQL code beautifier and formatter with support for multiple database dialects

MyBatis Generator

Generate MyBatis configuration files from table structure, including XML Mapper, Entity and Mapper interface

Base64 Encoder/Decoder

Quickly encode and decode Base64 strings, supporting both text and file conversion

MD5 Generator

Generate MD5 hash values for text, useful for data integrity verification

SHA Hash Generator

Online SHA hash generator supporting SHA-1, SHA-256, SHA-384, SHA-512 algorithms

AES Encryption/Decryption

Securely encrypt and decrypt text using AES algorithm

JWT Encoder/Decoder

Decode, verify, and generate JSON Web Tokens with support for multiple signing algorithms

UUID/GUID Generator

Generate unique identifiers (UUID/GUID) with customizable formats

URL Encoder/Decoder

Encode and decode URLs to ensure compliance and usability

Text Diff Checker

Compare differences between two texts or files with side-by-side highlighted view

Case Converter

Text case conversion, supporting multiple formats