Design & Utilities

Free online design tools including colour converter, CSS gradient generator, and image resizer. Convert colours, generate CSS, and manage design assets — all directly in your browser.

Color Converter

Convert colors between HEX, RGB, and HSL formats with a random color picker.

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CSS Gradient Generator

Build beautiful linear or radial CSS gradients visually and copy the ready-to-use CSS code.

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Cron Builder

Build and validate cron expressions visually with a plain-English schedule description.

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IP Address Info

Look up your public IP address with location, ISP, and timezone details.

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Color Palette Generator

Generate beautiful 5-color palettes from any base color using harmony rules like complementary and analogous.

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Image Resizer

Upload an image, set new dimensions with optional aspect ratio lock, preview, and download — all in the browser.

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Aspect Ratio Calculator

Calculate a missing image dimension from an aspect ratio, or simplify a width and height to a ratio.

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Design tools for every workflow

Colour converters and CSS generators help designers and developers bridge the gap between design specs and production code. A designer might hand over a colour value in HEX, but the CSS codebase uses HSL — the Color Converter handles that translation instantly. Gradient backgrounds that would take trial and error to write by hand are generated visually in seconds with the CSS Gradient Generator, which outputs clean, cross-browser CSS you can paste straight into a stylesheet. These small time savings add up quickly across a project.

Utility tools for sysadmins and developers

Cron expression builders and IP lookup tools are everyday essentials when configuring scheduled jobs or debugging network issues. Cron syntax is notoriously easy to misremember — a visual builder that also translates the expression into plain English ("Every Monday at 09:00") eliminates guesswork and mis-scheduled jobs. IP Address Info is equally handy when verifying that a VPN is active, checking what region a server appears to be in, or confirming the ISP associated with a particular address.

No installation needed

All tools run entirely in the browser. There are no plugins to install, no browser extensions required, and no account to create. The Color Converter and CSS Gradient Generator work purely with JavaScript and browser rendering APIs. IP Address Info makes a lightweight call to a public geolocation API and displays the result — no data about you is stored or shared beyond that single lookup. Open the tool, get your answer, and move on.