Best Open-Source Design Tools in 2026

A curated list of the best, top, and most popular open-source design tools available right now. Showing the top 30 of 65 design tools in our directory, ranked by GitHub stars.

  1. Our Newsletter

    Get new Design tools right in your inbox

    Get short emails with useful design projects, releases, and repos worth watching.

Frequently asked questions

What is the best open-source design tool in 2026?

Shadcn UI is the most popular by GitHub stars right now. A set of beautifully-designed, accessible components and a code distribution platform that works with your favorite frameworks. Open Source. Open Code.

Are these design tools free?

Yes. Every tool on this list is open source and free to use in your own projects. Many can be self-hosted.

How is this list ranked?

Tools are ranked by GitHub star count, a strong proxy for community adoption and active maintenance. Star counts are refreshed regularly.

Stay Updated!

Get notified about new tools and updates to existing ones.