Fast text tools that run in your browser

Format, convert, compare, encode, and validate text without uploads or logins.

Your text stays in your browser. Tools run locally whenever possible.

Tool directory

JSON

JSON Formatter

Paste JSON and format it into readable, indented output instantly.

JSON Validator

Check whether JSON is valid and see syntax errors clearly.

Encoding

Base64 Encode

Convert plain text into Base64 safely in your browser.

Base64 Decode

Decode Base64 strings back into readable text instantly.

URL Encode

Encode text so it can be safely used inside URLs.

URL Decode

Decode percent-encoded URL text into readable characters.

HTML Escape / Unescape

Convert text to safe HTML entities or decode entities back to text.

Text

Remove Duplicate Lines

Deduplicate line-based text while keeping the first occurrence.

Word Counter

Count words, characters, lines, and reading time as you type.

Markdown Preview

Write Markdown and preview the rendered result side by side.

Developer

UUID Generator

Generate random v4 UUIDs for tests, fixtures, and identifiers.

Timestamp Converter

Convert Unix timestamps to readable local, UTC, and ISO dates.

Regex Tester

Test a regular expression against text and inspect matches instantly.

Text to Barcode Image

Create barcode, QR Code, Data Matrix, PDF417, and Aztec images from text without uploading it.