Developer & Data Tools
Format, validate, encode, decode, and transform data for development workflows.
CSV to Excel
Convert CSV files to Excel (.xlsx) workbooks
CSV to JSON
Convert CSV files to JSON format
CSV Viewer
View and analyze CSV files
Data Cleaner
Clean and normalize data
Data Validator
Validate data formats and structures
Excel to CSV
Convert Excel files to CSV format
File Hash Checker
Calculate and verify file hashes
File Size Calculator
Calculate file sizes and storage requirements
JSON to CSV
Convert JSON data to CSV format
JSON to YAML
Convert JSON to YAML format
YAML to JSON
Convert YAML to JSON format
JSON Formatter
Format and validate JSON with syntax highlighting
JSON Validator
Validate JSON syntax and structure
CSS Formatter
Format and beautify CSS code
XML Formatter
Format and beautify XML documents
HTML Formatter
Format and beautify HTML code
Base64 Encoder
Encode text to Base64
Base64 Decoder
Decode Base64 to text
JWT Decoder
Decode and verify JWT tokens
API Tester
Test REST APIs with requests
Code Minifier
Minify JavaScript, CSS, HTML code
JSON Schema Generator
Generate JSON schema from JSON data
Curl → Fetch
Convert curl commands to fetch/axios code
Regex Tester
Test and debug regular expressions
Hash Generator
Generate MD5, SHA hashes
URL Encoder
Encode URL strings
Timestamp Converter
Convert between timestamps and dates
Cron Generator
Generate cron expressions
SQL Formatter
Format and beautify SQL queries
UUID Generator
Generate UUIDs (v1, v4)
URL Decoder
Decode URL strings
Code Beautifier
Beautify and format code
OpenAPI Viewer
View and validate OpenAPI specifications