Developer Tools

Format, validate, and minify JSON in the browser.

Encode text to Base64 or decode Base64 back to text.

Generate and verify Bcrypt hashes for secure password storage.

Create canonical tags to prevent duplicate content issues in SEO.

Convert HEX colors to RGB and HSL values for CSS and design work.

Generate harmonious color schemes from a base color or image.

Visually apply and generate CSS filter effects for images.

Visually build and test CSS Flexbox layouts.

Visually build and test CSS Grid layouts.

Visually generate CSS box-shadow code.

Turn small CSV or JSON datasets into bar, line, or area chart previews.

Convert CurL commands to JavaScript Fetch API calls.

Convert between digital storage units like Bytes, MB, GB, and TB.

Compare two blocks of text and highlight added, removed, and changed lines.

Create a clean, professional HTML email signature.

Find and build common Git commands.

Create modern translucent glass UI effects with CSS.

Generate HMAC hashes using various algorithms and a secret key.

Remove comments and unnecessary whitespace from HTML snippets.

Format and indent messy HTML code for better readability.

Encode HTML-sensitive characters or decode HTML entities back to text.

Look up common HTTP status codes with short practical descriptions.

Parse raw HTTP response or request headers into structured JSON.

Convert JSON arrays into SQL INSERT statements.

Convert JSON arrays of objects into CSV with automatic header detection.

Validate JSON data against a JSON Schema.

Convert JSON objects into Go struct definitions.

Generate TypeScript interfaces from JSON objects.

Decode JSON Web Token headers and payloads without sending data anywhere.

Build unsigned JWT header and payload tokens for testing and demos.

Create beautiful multi-point mesh gradients with CSS.

Preview how your website looks on search engine result pages.

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

Visualize how your website appears on social media platforms.

Generate OG tags for Facebook and LinkedIn social sharing.

Generate strong random passwords with configurable length and character sets.

Generate rich pin metadata for your website content.

Convert pixels to REM units based on a configurable base size.

Generate QR codes from text or URLs.

Escape text so it can be pasted safely into a regular expression.

Test regular expressions against text with match counts and captured groups.

Create a robots.txt file for your website to guide search engines.

Generate secure RSA public and private key pairs locally.

Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes locally.

Quickly test your Regular Expressions against sample text.

Format and beautify SQL queries.

Calculate network ranges, broadcast addresses, and masks.

Transform SVG code into clean React/JSX components.

Optimize SVG code by removing metadata and unnecessary whitespace.

Convert Unix timestamps to local dates and dates back to timestamps.

Convert between TOML and JSON formats.

Create specific meta tags for Twitter social card previews.

Break down any URL into its protocol, host, path, and parameters.

Encode or decode URL components safely.

Break a URL into protocol, host, path, query parameters, and hash.

Parse query strings into JSON or build query strings from JSON objects.

Easily add tracking parameters to your URLs for marketing campaigns.

Generate multiple UUID v4 values at once.

Generate random UUID v4 values locally.

Generate basic XML sitemap structures for search engine submission.

Format and validate XML snippets directly in the browser.

Convert between YAML and JSON formats.

Check if a string is a valid UUID.

Find your IP address and approximate geographical location.

Generate organic blob shapes using 8-point border radius.

View and parse your current browser user-agent string.

Analyze the strength and entropy of your passwords.

Analyze password complexity, entropy, and estimated crack time.

Convert CSV rows into structured JSON arrays with header support.

Verify color contrast ratios for web accessibility (WCAG).

Encode text to Base64URL or decode Base64URL back to text.

Fetch and view the favicon of any website by entering its URL.

Break down User Agent strings into browser, OS, and device info.

Explain standard five-field cron expressions in plain language.

Visually build cron schedule expressions.

Easily generate crontab schedules with a simple interface.

Inspect and decode data URI strings for embedded files or inline data.

Find MIME types from file extensions or common media types.

Get precise measurements for your screen resolution and window size.