Online Tools for Developers, Designers & Creators

Explore fast, browser-based tools for developers, designers, and digital creators. Use free online utilities for code, design, performance, conversion, formatting, and productivity, built with privacy in mind.

Browse Free Online Tools by Category

All Tools

Explore organized tool categories built for developers, designers, and creators.

Developer Tools

CM

CSS Minifier

Developer Tools

Minify your CSS with safe, production-ready output and instant size savings. Optimize your site performance in seconds.

JM

JS Minifier

Developer Tools

Minify your JS with safe, production-ready output and instant size savings. Optimize your site performance in seconds.

More Tools

IC

Image Compressor

Designer Tools

Compress your image with safe, production-ready output and instant size savings. Optimize your site performance in seconds.

Essential tools, in one place.

Start with the core tools developers reach for every day.

View All Articles
How to Connect a Custom Domain to GitHub Pages (Simple Guide)

How to Connect a Custom Domain to GitHub Pages (Simple Guide)

If you have already published your website with GitHub Pages, the next step is often using your own domain name. Instead of using a default GitHub URL like: you can connect a custom domain such as: This makes your website look more professional and easier to remember. In this guide, you will learn how to […]

Apr 17, 2026 7 min read
Read More
How to Minify CSS Online in Seconds (Free & Easy Guide)

How to Minify CSS Online in Seconds (Free & Easy Guide)

If you want a faster website without touching complicated build tools, one of the easiest wins is to minify your CSS. A lot of site owners assume this is something only developers do with advanced workflows. It is not. You can minify CSS online in seconds using a simple tool, and the result is a […]

Apr 17, 2026 4 min read
Read More
How to Host a Static HTML Website for Free with GitHub Pages

How to Host a Static HTML Website for Free with GitHub Pages

If you have built a website using HTML, CSS, and JavaScript, you can host it for free with GitHub Pages. It is one of the easiest ways to publish a simple website online. You do not need paid hosting. You also do not need a server setup. GitHub Pages works best for: In this guide, […]

Apr 17, 2026 7 min read
Read More

Start optimizing your frontend today.

Join thousands of developers and designers who use Pixoptimo to ship faster, lighter websites. Free to start, no credit card required.