Open-source alternatives offer extensive customization through public code access. Most of them provide free / paid cloud service. Some might require self-hosting to use.
Collaborative UI/UX design tool built for designers and developers to work seamlessly across teams
Penpot is a web-based, open-source design platform that allows users to create, prototype, and collaborate on user interfaces and user experiences in real-time. Aimed at design and development teams, Penpot offers essential features like vector editing, responsive design tools, and robust prototyping capabilities, making it a strong competitor to tools like Figma and Sketch but with the added advantage of being open-source and self-hostable.
A comprehensive platform for prototyping, user testing, and design iteration in one workflow
Quant-ux is a powerful tool that allows designers to create interactive prototypes and run usability tests seamlessly, all within the same platform. It supports real-time collaboration, giving users the ability to gather feedback and validate designs with actual users, streamlining the iteration process.
A native Linux application tailored for creating UI and UX designs efficiently, without relying on web-based tools
Akira is an open-source design application specifically built for Linux, offering a fast and intuitive interface for UI and UX designers. It enables users to create wireframes, prototypes, and visual designs with a focus on speed and simplicity, providing a native experience for designers who prefer to work on Linux-based systems.
A free, open-source tool for creating GUI prototypes and diagrams, suitable for designing apps, websites, and more.
Pencil is an easy-to-use, open-source tool for creating GUI prototypes and diagrams with drag-and-drop simplicity. It includes built-in stencils and templates for web and mobile interfaces, allowing users to quickly design and prototype without technical skills.
A browser-based platform for designing user flow diagrams and wireframes with ease and collaboration in mind.
Wireflow is a free, online tool designed for creating user flows and wireframes, specifically aimed at designers and developers needing to visualize user journeys. It offers an intuitive drag-and-drop interface that allows users to quickly map out flowcharts, wireframes, and simple prototypes without requiring advanced design skills. The focus is on ease of use and accessibility, making it ideal for fast iterations.
A straightforward, browser-based tool for building wireframes quickly and easily, without requiring installation
Mydraft.cc is a simple, free web tool designed exclusively for wireframing. With its minimalistic and intuitive drag-and-drop interface, users can create wireframes directly in their browser without the need for complex software. It's built to be fast and easy to use, making it ideal for designers and developers looking for a lightweight solution to sketch interface ideas.
A powerful, open-source framework for visually building HTML templates and web pages without coding.
GrapesJS is an open-source visual web builder that enables users to create responsive HTML templates and web pages using a drag-and-drop interface. It offers prebuilt blocks and components, allowing for fast design without the need for coding, while also providing clean HTML/CSS export for production use.
A no-code tool for visually designing production-ready web pages and applications, seamlessly integrating with various data source and existing database.
Plasmic is a no-code platform that allows designers and developers to create visually rich, production-ready web pages and components. It offers the ability to design interactively without writing code, while still allowing developers to export designs as React components or integrate directly with existing codebase. This flexibility makes it ideal for teams collaborating across design and development, bridging the gap between creativity and implementation.
A no-code platform for creating visually rich, responsive websites, enabling detailed styling and layout control without writing any code.
A web-based design editor focused on quick creation of social media graphics and marketing materials
Polotno Studio is a browser-based graphic design tool that provides an intuitive interface for creating social media posts, marketing materials, and other digital graphics. It combines a template-based approach with direct editing capabilities, making it accessible for users of various skill levels.
Simplify activist visual design with a free, customizable platform tailored for organizations.
Aktivisda is a free, web-based application that enables activists to create visuals such as posters and social media graphics in their organization's brand colors. It offers a user-friendly interface accessible through a web browser, requiring no downloads or user accounts.
Professional-grade vector graphics software for creating scalable illustrations and designs, free and open-source.
Inkscape is a powerful, open-source vector graphics editor that provides a comprehensive set of tools for creating and manipulating scalable graphics. It offers capabilities comparable to commercial software like Adobe Illustrator, including advanced path operations, text tools, and object manipulation features, all within a customizable interface.
If you are looking for more features or an enterprise solution, you might want to consider closed source alternatives. Some of them has decent free tier.
Empower your creativity with an all-in-one design platform for stunning visuals and engaging content
Canva is a versatile, user-friendly graphic design tool that enables individuals and businesses to create professional-looking visual content without extensive design experience. Its intuitive drag-and-drop interface, coupled with a vast library of templates, stock images and design elements, simplifies the process of creating everything from social media graphics to marketing materials.
Create engaging visual content across various formats with an all-in-one online design platform.
Visme is a comprehensive online design tool that enables users to create a wide range of visual content, from presentations and infographics to reports and social media graphics. It offers an intuitive drag-and-drop interface, coupled with a vast library of templates and design assets, making it accessible to both beginners and experienced designers.
Cloud-based tool to create, prototype, and colaborate on UI/UX Design