Developer Utilities

Tools that get out
of your way

Fast, focused utilities for everyday development. No accounts. No tracking. Just tools.

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GUID Generator

Generate RFC 4122 v4 UUIDs in bulk. Copy individually or all at once.

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📝

Lorem Ipsum

Placeholder text by paragraphs, sentences, or words. Fully customisable.

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Aa

Case Converter

Convert to camelCase, snake_case, CAPS, Title Case, kebab-case, and more.

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JSON
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JSON Formatter

Format, beautify, and minify JSON with syntax highlighting and error detection.

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JSON Validator

Validate JSON structure, pinpoint errors by line, and inspect parsed statistics.

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Encoding

Base64

Encode and decode Base64 strings instantly — handles Unicode text safely.

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🔗

URL Encode / Decode

Percent-encode or decode URLs and query parameters with one click.

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Utilities

Timestamp Converter

Convert Unix timestamps to human-readable dates and back. Seconds or milliseconds.

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.*

Regex Tester

Test regular expressions live. See all matches, groups, and positions highlighted.

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Hash Generator

Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes via the WebCrypto API.

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Security & Identity
🎲

Random String Generator

Generate cryptographically random strings — tokens, secrets, keys — with a custom character set.

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Password Generator

Strong random passwords with entropy scoring. Choose length, uppercase, symbols, and more.

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UUID Validator

Validate one or many UUIDs, detect version (v1–v5), variant, and formatting issues.

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100% client-side · Zero dependencies · Open forever