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129 free developer tools

For developers, designers, and content creators. No sign-up required — your data never leaves your browser.

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Text & Content

Text manipulation, formatting, and analysis tools

24 tools

Word Counter

Every character counts

Count words, characters, sentences, and paragraphs

Case Converter

Transform text instantly

Convert text between uppercase, lowercase, title case, and more

Text Diff

Spot the difference

Compare two texts and highlight differences

Lorem Ipsum Generator

Placeholder perfection

Generate placeholder text for designs

Markdown Preview

Write. Preview. Ship.

Write and preview markdown with live rendering

Text Reverser

Flip it around

Reverse text characters or words

Line Sorter

Order in seconds

Sort lines alphabetically or by length

Duplicate Remover

Clean duplicates fast

Remove duplicate lines from text

Character Counter

Detailed text analysis

Advanced character and text statistics

Whitespace Remover

Clean text instantly

Remove extra spaces and whitespace

Line Counter

Count every line

Count lines in text content

Text Shuffler

Randomize anything

Shuffle lines or words randomly

Text Repeat

Multiply your text

Repeat text multiple times

Word Frequency

Analyze word usage

Count word occurrences in text

Text Wrapper

Wrap to any width

Wrap text to specified line width

Email Extractor

Find emails instantly

Extract email addresses from text

Text Statistics

Deep text analysis

Comprehensive text analysis and statistics

Text Truncate

Shorten smartly

Truncate text to specified length

Text to List

List in any format

Convert text to various list formats

ASCII Art Generator

Text becomes art

Generate ASCII art from text

Markdown Table Generator

Tables made easy

Generate markdown tables visually

Code Comment Generator

Document your code

Generate code comments and documentation

Reading Time Estimator

Time to read

Estimate reading and speaking time

List Comparison

Compare lists

Find differences between two lists

Developer Tools

JSON, XML, SQL, code utilities, and web debugging

31 tools

JSON Formatter

Instant beautification

Format, validate, and beautify JSON data

JSON Path Finder

Find any path

Query and navigate JSON with JSONPath

JSON Sorter

Order your JSON

Sort JSON object keys alphabetically

JSON to YAML

Format conversion

Convert between JSON and YAML

XML Formatter

Beautiful XML

Format and beautify XML documents

SQL Formatter

Readable queries

Format and beautify SQL queries

CSS Minifier

Compress CSS

Minify CSS for production

JS Minifier

Compress JavaScript

Minify JavaScript code

HTML Minifier

Compress HTML

Minify HTML for production

Regex Tester

Test patterns live

Test and debug regular expressions

Regex Library

Ready-to-use patterns

Common regex patterns for developers

Cron Parser

Understand cron

Parse and explain cron expressions

UUID Generator

Unique IDs instantly

Generate UUIDs in various formats

Slug Generator

URL-safe slugs

Generate URL-friendly slugs

Tab to Space Converter

Indent your way

Convert tabs to spaces and vice versa

URL Parser

Dissect any URL

Parse and analyze URL components

URL Validator

Validate URLs

Check URL validity and security

IP Address Analyzer

View & analyze IPs

View your public IP and analyze any IP address

CSV to JSON

Data conversion

Convert CSV data to JSON

JSON to CSV

Export to CSV

Convert JSON to CSV format

List to JSON

Lists become JSON

Convert text lists to JSON arrays

YAML Formatter

Format YAML beautifully

Format and validate YAML with JSON conversion

Meta Tags Generator

SEO made simple

Generate SEO meta tags for websites

Code Formatter

Prettier for everyone

Format code in multiple languages

HTML to Markdown

Clean conversion

Convert HTML to Markdown format

SVG Optimizer

Smaller SVGs

Optimize SVG files for web usage

Synthetic Data Generator

Test data fast

Generate realistic synthetic data for testing

Robots.txt Generator

SEO control

Generate robots.txt for search engines

.htaccess Generator

Apache config

Generate .htaccess for Apache servers

User Agent Parser

Analyze browsers

Parse user agent strings

ASCII Converter

Text to codes

Convert between text and ASCII codes

Image & Media

Image, GIF, audio, QR codes, and media tools

17 tools

Encoding & Encryption

Base64, hash, JWT, and encoding tools

14 tools

Calculators

Math, date, and utility calculators

14 tools

Need a new tool, an improvement, or found an issue? We'd love your feedback.

Your privacy matters

All tools run entirely in your browser. No data is ever sent to our servers — your files, text, and calculations stay on your device. We don't track, collect, or store anything.

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