Developer Utilities
Format JSON, convert CSV, generate UUIDs, compute hashes, and inspect timestamps. All tools run securely on your local device without uploading data to remote servers.
JSON Formatter & Validator
Beautify, format, validate, and minify JSON data with line-accurate error detection.
JSON to CSV & CSV to JSON
Bidirectional converter between JSON arrays and CSV tabular spreadsheets.
UUID / GUID Generator
Generate cryptographically secure UUID v4 identifiers in bulk.
Hash Generator
Generate SHA-1, SHA-256, SHA-512, and MD5 cryptographic hashes.
Unix Timestamp Converter
Convert between Unix timestamps (seconds/milliseconds) and human-readable dates.
Color Code Converter
Convert colors between HEX, RGB, HSL, and HSV color models.
QR Code Generator
Generate customizable, scannable QR codes for URLs, text, and Wi-Fi.
About Developer Utilities on EzzDo Solutions
EzzDo’s developer utilities suite is engineered specifically for privacy, speed, and reliability. When you use any tool in this category, all computation takes place in your browser’s local JavaScript execution engine.