37 tools in this category
Beautify, minify, and validate JSON data instantly.
Encode and decode Base64 strings instantly.
Generate v4 UUIDs instantly, single or in bulk.
Explain any code in plain language — all languages supported.
Percent-encode or decode URL strings instantly.
Encode/decode HTML entities like < > &.
Remove whitespace and comments to minify CSS code.
Convert Unix epoch timestamps to/from readable dates.
Test regex patterns with live match highlighting.
Decode JWT tokens and inspect header, payload, and expiry.
Visually build cron expressions with human-readable output.
Toggle Unix file permissions and convert between numeric and symbolic notation.
Generate Apache and Nginx redirect rules from old/new URL pairs.
Look up any HTTP status code with description and use cases.
Visually build CSS gradients and copy the CSS output.
Format and beautify SQL queries with proper indentation and keyword casing.
Upload an image and get all favicon sizes + HTML link tags.
Generate custom placeholder images with any size, color, and text.
Convert text into SEO-friendly URL slugs instantly.
Generate realistic fake test data in JSON, CSV, or SQL format.
Format and beautify or minify JavaScript code instantly.
Visually create CSS box shadows with live preview and one-click copy.
Design custom CSS border radius shapes with live preview.
Generate a complete PWA manifest.json for installable web apps.
Format and validate XML with instant error detection.
Look up country, city, ISP, and location for any IP address.
Look up domain registration, expiry, nameservers, and registrar.
Convert cURL commands to JavaScript, Python, and PHP code.
Measure your download speed, upload speed, ping, and jitter in seconds.
Send HTTP requests with custom headers, body, and auth — like Postman, in your browser.
Parse any URL into components, edit query params, and rebuild it live — all in your browser.
See your public IP address plus full location, ISP, ASN, timezone, coordinates, and more.
Turn code snippets into beautiful shareable images.
Calculate subnet details from CIDR notation instantly.
Live HTML, CSS & JS editor with instant preview
Shorten long URLs into compact, trackable short links.
Share any text or code via a secure, shareable link.