The toolkit

Everything you reach for, in one tab.

27+ browser-only utilities. No accounts, no tracking, no upload — your data never leaves the tab.

Encoders

Encode, decode, and inspect payloads.

4 tools

JSON Formatter

Pretty-print & validate JSON

Encode & decode text

Percent-encode strings

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JWT Decoder

Inspect JWT header & payload

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Generators

Create IDs, secrets, and QR codes.

4 tools

UUID Generator

Generate v4 UUIDs

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Password Generator

Strong random passwords

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Hash Generator

SHA-1 / 256 / 384 / 512

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QR Code Generator

Text or URL to QR

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Converters

Translate between formats and zones.

5 tools

JSON ↔ CSV

Bidirectional table converter

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Timezone Converter

Time across major zones

Unix ↔ ISO date

camel / snake / kebab / title

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Markdown Preview

Render Markdown to HTML

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Text

Regex, diff, and text analysis.

2 tools

Regex Tester

Live regex matches

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Diff Checker

Compare two text blocks

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Web

Everyday web-dev utilities.

5 tools

Temp Email

Disposable inbox — auto-refreshing

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cURL → Fetch

Convert curl to JavaScript fetch()

Quick reference

Decode cron expressions

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Website Builder

Generate a full site in one click

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