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Essential developer utilities — formatters, encoders, converters, and more. All free, all browser-based.

CSS & Design Tools

🎨

Color Picker

Pick colors from the screen and get HEX, RGB, and HSL values.

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🎨

CSS Gradient Generator

Create beautiful CSS gradients with a visual editor and copy the code.

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đŸ–ŧī¸

Box Shadow Generator

Design CSS box shadows visually with customizable parameters.

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📐

Flexbox Generator

Visually build CSS Flexbox layouts and generate the code.

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🔲

CSS Grid Generator

Visually create CSS Grid layouts with an interactive editor.

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📏

CSS Unit Converter

Convert between CSS units — px, rem, em, vw, vh, and more.

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Scheduling & System

⏰

Cron Expression Builder

Build and explain cron expressions with an interactive visual editor.

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⏰

Cron Parser

Parse and explain cron expressions — see upcoming execution times.

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🔐

chmod Calculator

Calculate Unix file permissions and generate chmod commands.

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🌐

IPv4 Subnet Calculator

Calculate IPv4 subnets, network ranges, broadcast addresses, and more.

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🌐

IPv6 Converter

Convert and compress/expand IPv6 addresses between formats.

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Text Utilities for Developers

📝

Markdown Preview

Write and preview Markdown in real-time with a live editor.

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🔍

Diff Checker

Compare two texts side-by-side and highlight the differences.

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🔤

Case Converter

Convert text to uppercase, lowercase, title case, sentence case, and more.

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📏

Line Counter

Count lines, words, characters, and paragraphs in text.

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🔤

Character Counter

Count characters with and without spaces — great for Twitter, meta descriptions.

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🔤

Text Sorter

Sort text lines alphabetically, numerically, or in reverse order.

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🔁

Text Repeater

Repeat text or lines a specified number of times.

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📐

Text Column Maker

Arrange text into multiple columns with custom delimiters.

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✂ī¸

Text File Splitter

Split large text files into smaller chunks by line count or size.

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📊

Text Statistics

Analyze text for reading time, word frequency, and other statistics.

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↩ī¸

Text Wrap / Unwrap

Wrap or unwrap text lines by word width for formatting.

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🔤

List Alphabetizer

Sort and organize lists alphabetically with options for case handling.

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🔁

Text Replacer

Find and replace text with regex support and batch operations.

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