All tools
Category
Developer tools
Every developer tool here runs in your browser. Nothing is uploaded.
Developer
JSON Formatter
Format, validate, beautify, and minify JSON.
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Base64 Encoder and Decoder
Encode text to Base64 or decode it back.
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Password Generator
Generate strong random passwords with length and character options.
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UUID Generator
Generate v4 UUIDs in bulk.
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URL Encoder and Decoder
URL-encode or decode percent-encoded strings.
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HTML Encoder and Decoder
Encode or decode HTML entities.
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JSON to CSV Converter
Convert a JSON array of objects to CSV.
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JWT Decoder
Decode a JWT header and payload, and optionally verify it.
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Hash Generator
Generate SHA-256, SHA-1, SHA-512 hashes.
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Timestamp Converter
Convert Unix timestamps to dates and back.
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Number Base Converter
Convert between binary, octal, decimal, hex.
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Text Diff Checker
Compare two text blocks and show what changed.
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