
Free Resources
The 15 Best Open Source Design Tools in 2026
Open source used to mean "worse, but free." Several of these are now simply the best option in their category, regardless of price.
· 8 min read

Last updated: August 2026
"Free" in design resources usually means free until you try to use it commercially. Everything below is genuinely free, with the conditions stated where they exist.
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Key takeaways

Lucide — over 1,000 MIT-licensed icons, consistent 24px grid, packages for every framework. The best default.
Tabler Icons — 5,000+ MIT icons, the largest free set.

Open-source icon library offering over 1,600+ clean and consistent SVG
Iconoir — completely free, no paid tier, no attribution required.

Free open-source icon library created by the makers of Tailwind CSS
Heroicons — from the Tailwind team, outline, solid and mini.

2,000+ free hand-drawn illustrations for your projects
Kitbitz — 2,000+ free hand-drawn illustrations. Genuinely not another set of flat corporate figures.

A curated gallery of patterns by awesome designers &
Pattern collection — curated patterns by working designers.

Free collection of reusable SVG patterns for designers and developers
Basic Pattern Repository — free SVG patterns you copy straight into a project.

Online design tool that generates unique SVG backgrounds, patterns
Creatica — generates unique SVG backgrounds and patterns.
Heads up
Licences differ. Most allow commercial use without attribution, but almost none grant rights over trademarks or recognisable people. Read before shipping.

Free stock media platform that offers millions of high-quality photos
Pexels — large, well curated, photos and video, commercial use without attribution.

Unsplash — the biggest library, and the reason your hero image looks familiar. Go past page one.

Free stock media platform that provides high-quality photos, videos
Pixabay — photos, illustrations, vectors and video.

Nappy — free high-quality photos of Black and Brown people, filling a real gap in mainstream stock.

Open-source search engine for freely licensed media
Openverse — searches many openly licensed sources at once and shows each licence clearly.

Online mockup generator that helps designers and developers create
Previewed — free browser-based device and branding mockups.

Free curated directory of high-quality PSD mockups
Mockup World — aggregates free mockup files from across the web.

LS Graphics — high quality with a reliable free section.
Javii Tools — pixel-accurate generators in one place.

Create stunning screenshot visuals in seconds: capture with the Chrome
Snapester — turns raw screenshots into presentable visuals.

Modern collection of reusable React components
shadcn/ui — copy components into your project and own them. The default foundation for many new React projects.

Open-source UI component library and design system built on top
Flowbite — Tailwind components across React, Vue and vanilla, large free tier.
Open-source React component library built with Tailwind CSS
TailGrids — open-source React and Tailwind components.

World's largest Figma UI kit and React component library
Untitled UI — a large Figma UI kit with a free tier.

Uiverse — community-made open-source CSS components.

Coolors — the fastest palette generator.

Curated library of trendy 4-color palettes for designers, illustrators
Color Hunt — curated four-colour palettes.

Live UI color preview tool that lets designers define a palette
Realtime Colors — test a palette on a realistic layout before committing.

Happy Hues — palettes shown applied, with guidance on which colour goes where.

Type-foundry specialising in the development of display fonts
Typeverything — display type foundry.

Multilingual encyclopedia of typographic terms
Words of Type — multilingual encyclopedia of typographic terms.
An evolving, interactive glossary of UX research terms
UX Lexicon — interactive glossary of UX research terms.

Easing functions specify the speed of animation to make the movement
Easings — easing function reference.

An up-to-date repository of interface components based on examples
Component Gallery — how real design systems document their components.
Open-source design platform for teams building digital products at scale
Penpot — free open-source design tool, unlimited editors.

Excalidraw — free whiteboard and diagramming.

A free and instant collaborative whiteboarding tool
tldraw — free infinite canvas.

Collaborative, cloud-based design platform used to create, prototype
Figma — free tier covers individual work completely.

Superposition — extract design tokens from any live site.
MIT and Apache 2.0 — use freely, including commercially, no attribution. CC0 / public domain — no restrictions. CC BY — free with attribution. "Free for personal use" — not usable in client or commercial work.
When a licence is unclear, treat it as unusable commercially. Retrofitting a licence problem after launch is far more expensive than choosing a different asset.
We catalogue 1,800+ design tools and resources in total — browse icons, illustrations, mockups and colour tools.
Lucide, Tabler and Iconoir for MIT-licensed icons, Pexels and Openverse for photography, Kitbitz for illustrations, shadcn/ui and Flowbite for components, and Coolors for colour palettes. All are free for commercial use.
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