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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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64Developer

Base64 Encoder and Decoder

Encode text to Base64 or decode it back.

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✶Developer

Password Generator

Generate strong random passwords with length and character options.

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⬡Developer

UUID Generator

Generate v4 UUIDs in bulk.

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⇲Developer

URL Encoder and Decoder

URL-encode or decode percent-encoded strings.

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&Developer

HTML Encoder and Decoder

Encode or decode HTML entities.

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⊞Developer

JSON to CSV Converter

Convert a JSON array of objects to CSV.

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⧉Developer

JWT Decoder

Decode a JWT header and payload, and optionally verify it.

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#Developer

Hash Generator

Generate SHA-256, SHA-1, SHA-512 hashes.

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◴Developer

Timestamp Converter

Convert Unix timestamps to dates and back.

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01Developer

Number Base Converter

Convert between binary, octal, decimal, hex.

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ΔDeveloper

Text Diff Checker

Compare two text blocks and show what changed.

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