Developer Swiss Army Knife

A single-stop toolbox with everyday utilities for busy coders.

JSON Formatter & Validator

Paste raw JSON, validate it instantly, and switch between pretty or minified output before copying to your clipboard.

Indentation Helper

Clean up mixed tabs/spaces, convert indentation style, or strip trailing whitespace from any snippet of code.

Base64 Toolkit

Encode text to Base64 for transport or decode payloads back into readable text—all in your browser.

URL Encode/Decode

Quickly encode reserved URL characters or decode query strings while preserving special symbols.

Case Converter

Preview common casing styles (camel, snake, kebab, title, and more) and copy them as a handy reference table.

UUID Generator

Generate browser-secure v4 UUIDs in batches and copy them to seed configs, fixtures, or database records.

Timestamp Converter

Convert between Unix timestamps and human-readable datetimes with relative context for quick checks.

Regex Tester

Experiment with JavaScript-compatible regex, see matched groups, and visualize highlights inline.

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    Hash Digest

    Generate SHA hash digests with WebCrypto so you can compare file signatures or verify payloads offline.

    JWT Decoder

    Inspect JWT header and payload claims locally—remember the signature is not validated client-side.

    Password Generator

    Assemble strong, random passwords with adjustable length and character sets, then copy with one click.

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