Your Essential Developer Tools
Fast, reliable, and 100% client-side tools for everyday development tasks. Format JSON, convert Epoch, encode Base64, parse URLs, and more—all for free.
All Tools
Epoch Converter
Convert Unix timestamps to dates instantly
Use ToolJSON Formatter
Format, validate, diff, and beautify JSON
Use ToolBase64 Encoder
Encode and decode Base64 strings
Use ToolURL Encoder
Encode and decode URLs safely
Use ToolText Diff
Compare two text files side by side
Use ToolCase Converter
Convert between camelCase, snake_case, kebab-case
Use ToolNumber Base Converter
Convert between binary, octal, decimal, hex
Use ToolHTML Entity Encoder
Encode and decode HTML entities
Use ToolLorem Ipsum Generator
Generate placeholder text instantly
Use ToolUUID Generator
Generate and validate UUIDs
Use ToolHash Generator
Generate SHA-1, SHA-256, SHA-512 hashes
Use ToolJWT Decoder
Decode and validate JWT tokens
Use ToolPassword Generator
Generate secure random passwords
Use ToolWord Count
Count words, characters, and lines
Use ToolWhy Choose DevUtils?
Lightning Fast
All tools run directly in your browser, ensuring instant results without server delays.
100% Private
Your data never leaves your browser. We don't store, log, or transmit any of your input.
Beautiful & Intuitive
Enjoy a clean, modern UI designed for developers, with dark mode support and a focus on UX.
Ready to Boost Your Productivity?
Start using DevUtils today—no signups, no ads, just powerful tools at your fingertips.
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