Category
Developer Tools
Quick converters and formatters for common web development tasks. Paste in, copy out, move on.
JSON Formatter
Paste messy JSON and get a clean, indented version with validation errors pointed to the exact line. All processing happens in your browser.
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URL Encoder / Decoder
Encode or decode URLs and query-string values instantly. Handles reserved characters, Unicode, and full URL components correctly.
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Base64 Encoder / Decoder
Encode text or small files to Base64 and back. Handles Unicode correctly, works offline, and never uploads your input to a server.
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