Developer tools
that respect your data.

18+ tools for JSON, encoding, text, crypto, color and more — running entirely in your browser. No accounts. No uploads. No tracking.

Try JSON Formatter

JSON

Format, convert and inspect JSON.

Encoding

Base64, URL, HTML entities and more.

Text

Case, diff, dedupe, transform.

Case Converter

Convert text between camelCase, snake_case, kebab-case, PascalCase and more.
Text Diff

Compare two pieces of text and see the differences instantly.
Line Tools

Quick line manipulation: sort, dedupe, remove blanks, add line numbers.

Crypto

Hashing and token tools — all in your browser.

Generators

UUIDs, lorem, QR codes and more.

Color

Convert and inspect color values.

Color Converter

Convert between HEX, RGB and HSL with a live preview.

Web

Markdown, regex and other web helpers.