Dev Tools — Free Online Developer Utilities

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Base64 Encoder & Decoder Encode or decode Base64 strings instantly. Online Base64 encoder and decoder for text and files. No data is sent to any server.
Case Converter Convert text to lowercase, UPPERCASE, camelCase, PascalCase, snake_case, kebab-case and CONSTANT_CASE instantly.
JWT Decoder Decode and inspect JWT tokens instantly. View header, payload, and signature in a readable format without any server calls.
Lorem Ipsum Generator Generate Lorem Ipsum placeholder text instantly. Choose paragraphs, length, language, and add HTML elements for your design mockups.
Unix Timestamp Converter Convert Unix timestamps to human-readable dates and vice versa instantly. Free online epoch time converter with timezone support and copy function.
URL Encoder & Decoder Encode or decode URLs instantly in your browser. Supports full URL and component encoding with real-time output.
UUID Generator Generate UUID v1, v4, and v5 instantly online. Bulk generate, copy, and customize UUIDs for your development projects for free.

Hash Generators

MD5 Hash Generator Generate MD5 hashes instantly from text or files. Online MD5 converter tool for developers, encryption testing, and checksum generation.
SHA1 Generator Generate SHA-1 hashes instantly from any text or string. Free online tool with uppercase, lowercase output and one-click copy.
SHA256 Generator Generate SHA-256 hashes instantly from any text or string. Free online tool with uppercase, lowercase output and one-click copy.
SHA512 Generator Generate SHA-512 hashes instantly from any text or string. Free online tool with uppercase, lowercase output and one-click copy.