Essential tools for modern developers. All in one place, privacy-first, and completely free.
Transform data between formats
Convert text between different case formats (camelCase, snake_case, etc.)
Encode and decode Base64 strings and images
Format, validate, and minify JSON data
Format, validate, and convert TOML configuration files
NewConvert between JSON and YAML formats for configuration files
NewConvert between JSON and Token-Oriented Object Notation (TOON)
NewWrite and preview markdown in real-time with export options
NewConvert between Unix timestamps and human-readable dates
NewConvert between different units (length, weight, temperature, data size)
NewCreate content and data
Generate placeholder text for mockups and designs
Generate random UUIDs (Universally Unique Identifiers)
Generate QR codes for URLs, text, WiFi, and more
Generate secure, random passwords with customizable options
NewVisual gradient generator with CSS output and preset library
NewTools for web developers
General purpose tools
Pick colors and convert between HEX, RGB, and HSL
Generate cryptographic hashes (SHA-1, SHA-256, SHA-512)
Compare two texts and visualize differences line by line
NewTest regular expressions with visual feedback and match highlighting
NewVisual cron expression builder with human-readable descriptions
NewDecode and verify JWT tokens with claims viewer
NewContinuous development of new tools to boost your productivity!
All tools run in your browser. No data sent to servers.
Instant results with no waiting or processing time.
Minimalist design focused on productivity.
Open source and free forever.