Doop is described as 'Open-source multiplayer design canvas for humans and AI agents. Artboards render real HTML; people edit in the browser while agents design live through the built-in MCP server' and is an app in the development category. There are five alternatives to Doop for a variety of platforms, including Web-based, Mac, Windows, Linux and Android apps. The best Doop alternative is Penpot, which is both free and Open Source. Other great apps like Doop are Figma, Open Pencil, Pencil.dev and Paper Design.
Open-source design platform offering web-based and self-hosted workflows, code inspection in HTML and CSS, adaptive layouts with CSS Grid and Flex, real-time collaboration, auto layout features, reusable components, design tokens, layer support, plugins, and no tracking.
Spain
EU
Figma is a web-based platform offering a robust set of tools for vector graphics editing and prototyping, along with offline desktop apps for seamless workflows. Designed specifically for UI and UX design, it emphasizes real-time collaboration, visual versioning, and vector networks to streamline the designer's work.
United States
Open-source design editor for vector and interface projects featuring AI-powered generation, .fig and .pen file support, design-to-code export, real-time P2P collaboration, linting, tokens, advanced programmability, Vue SDK, and privacy-friendly operation.
Russia
Vector UI canvas inside IDEs and desktop apps for creating layouts, using infinite canvas, layers, design system components, Git-compatible .pen files, synced design tokens, and AI-driven UI generation from prompts, aligning code and design efficiently.
United States
Full-featured design workspace merges visuals, agents, and code, enabling live sync of tokens, components, and styles, connects with IDEs, imports databases and content, automates responsive layouts, and streamlines design-to-code with real-time data integration.
United States
