Your essential collection of offline-capable developer utilities. Fast, secure, and purely client-side.
Validate, format, and minify JSON data instantly. Best online JSON viewer and validator for developers.
Convert nested JSON arrays into HTML tables and export to CSV instantly.
Beautify complex SQL queries. Supports PostgreSQL, MySQL, and standard SQL dialects.
Prettify or minify XML code. Free online XML formatter with syntax highlighting.
Build and verify Cron schedules with an easy-to-use GUI. Includes human-readable descriptions.
Calculate MD5, SHA-1, SHA-256, and SHA-512 hashes from any text input.
Generate placeholder text (Lorem Ipsum) for web design and mockups. Support paragraphs, sentences, words, and HTML tags.
Generate strong, random passwords instantly using browser-native cryptography. 100% client-side and secure.
Generate random UUID v4 (Universally Unique Identifiers) instantly.
Encode and decode text to Base64 format securely. 100% client-side processing.
Convert text between camelCase, snake_case, PascalCase, kebab-case, and more.
Convert between HEX, RGB, HSL, CMYK, and Color Names with a bi-directional smart picker.
Convert JSON to CSV and CSV to JSON online. Supports custom delimiters (comma, semicolon, tab) and large datasets.
Convert data between JSON and XML formats. Support bi-directional conversion, minification, and prettifying.
Convert between JSON and YAML formats online. Essential tool for DevOps, Docker, and Kubernetes configurations
Convert numbers between Binary, Octal, Decimal, and Hexadecimal instantly.
Online URL Encode and Decode tool for handling special characters in URLs.
Convert Epoch timestamps to human-readable dates and vice versa.
Securely encrypt and decrypt text using AES with custom Key, IV, and Modes (CBC, ECB, etc.).
Compare two text files or code snippets to find differences line-by-line.
Decode and inspect JSON Web Tokens (JWT) headers and payloads without verifying signatures.
Test and debug regular expressions with real-time highlighting and a handy cheatsheet.