Tools

Online tools

Free tools that run in your browser — for images, PDFs, video, audio, and everyday dev work.

Developer Tools

Handy dev utilities — JSON formatting, Base64, regex testing, hash generation, and more.

JSON Formatter

Paste messy JSON, get clean, indented JSON back.

JSON Viewer

See your JSON data as a collapsible tree.

Code Minifier

Shrink JS, CSS, or HTML files by removing whitespace and comments.

Diff Checker

Paste two texts, see the differences highlighted.

Regex Tester

Test regex patterns and see matches highlighted in real time.

Base64 Tool

Encode text or files to Base64, or decode Base64 back.

Password Generator

Create strong random passwords. Pick length and character types.

QR Scanner

Scan a QR code from an image or your camera.

SQL Formatter

Clean up messy SQL queries with proper indentation.

CSV to JSON

Turn CSV spreadsheet data into JSON.

JSON to CSV

Turn JSON data into a CSV spreadsheet.

XML Formatter

Clean up and validate XML documents.

YAML to JSON

Turn YAML into JSON.

JSON to YAML

Turn JSON into YAML.

HTML to Markdown

Convert between HTML and Markdown.

Markdown Preview

Write Markdown on the left, see the formatted result on the right.

Number Base

Convert numbers between binary, octal, decimal, and hex.

Hash Generator

Generate MD5, SHA-1, SHA-256, or SHA-512 hashes from text or files.

JWT Decoder

Paste a JWT token, see what's inside (header, payload, signature).

URL Encoder

Encode or decode URL strings.

UUID Generator

Generate random UUIDs (v4). One click, as many as you need.

Cron Parser

Paste a cron expression, get a plain-English explanation.

Timestamp

Convert between Unix timestamps and human-readable dates.

Word Counter

Count words, characters, sentences, and paragraphs in any text.

Lorem Ipsum

Generate placeholder text for your designs and mockups.

Case Converter

Switch text between camelCase, snake_case, kebab-case, and more.

Slug Generator

Turn any text into a URL-friendly slug.

NotePad

A quick notepad with formatting, lists, and HTML export.