Free developer tools.

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Count words, characters, sentences, and paragraphs.

Convert text to UPPER, lower, Title, camelCase, snake_case, and more.

Lorem Ipsum Generator

Generate placeholder text in paragraphs, sentences, or words.

Compare two texts and see the differences highlighted.

Markdown Preview

Write Markdown and see the rendered HTML output in real time.

Color Converter

Convert between HEX, RGB, HSL, and CMYK. Pick a color to start.

Palette Generator

Generate color palettes from a base color. Shades, tints, and complements.

Gradient Generator

Build CSS gradients visually. Linear and radial. Copy the CSS.

Format, minify, and validate JSON. Catch errors instantly.

Base64 Encode / Decode

Encode text to Base64 or decode Base64 back to text.

URL Encoder / Decoder

Encode or decode URLs and query strings. Handle special characters.

HTML Entity Encoder

Encode or decode HTML entities. Prevent XSS, display special characters.

Test regular expressions with real-time matching and highlighting.

Decode JSON Web Tokens to inspect header, payload, and signature.

Convert length, weight, temperature, volume, and more.

Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa.

Number Base Converter

Convert between binary, octal, decimal, and hexadecimal.

CSV to JSON Converter

Paste CSV data and convert it to a JSON array instantly.

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from any text.

Generate UUID v4 tokens. One or many at once.

Password Generator

Generate strong random passwords with custom length and character sets.

QR Code Generator

Create QR codes for URLs, text, email, phone, SMS, and Wi-Fi.

Image Compressor

Compress JPG, PNG, and WebP images in your browser.

Resize images by width, height, percentage, or preset sizes.

Percentage Calculator

Calculate percentages, percentage change, and percentage of a number.

Cron Expression Parser

Parse cron expressions and see the human-readable schedule.

26 tools available