Discover the best open source design tools for creating graphics, UI prototypes & visuals. Empower your creativity with collaborative, customizable solutions.
Design Tools · AI Assistants · Marketing
AI-native PPT generator with Vibe editing & editable PPTX export
AI Design Tools · Design Tools
Open-source AI image upscaler with 13K resolution and Flux support
Game Development · Developer Tools · Design Tools
Open-source, cross-platform 2D/3D game engine with PBR, TypeScript, and instant game support
AI Design Tools · AI Development · Developer Tools
The most powerful node-based AI workflow engine for images, video, 3D, and audio
No Code Platforms · AI Development · Developer Tools
Build production-ready agentic workflows with drag-and-drop AI tools
Developer Tools · Design Tools · File Storage
Security-first diagramming desktop app with offline support and no login required
Design Tools · Note Taking · Collaboration
All-in-one open-source whiteboard for mind maps, flowcharts & freehand drawing
Forms Surveys · Marketing · Analytics
Open Source Qualtrics Alternative for Privacy-First Experience Management
Developer Tools · Design Tools · Data Engineering
Create beautiful isometric infrastructure diagrams in your browser
Game Development · Design Tools · Developer Tools
A production-ready 2D/3D game engine built in Rust with a visual editor
Game Development · Design Tools · Developer Tools
Drag-and-drop Game Boy game creator with no coding required
Game Development · Developer Tools · Design Tools
No-code game engine for 2D, 3D & multiplayer games — publish to Steam, iOS, Android & web
Game Development · Developer Tools · Design Tools
Free, open-source 2D and 3D game engine with cross-platform export
Design Tools · Code Editors
Node-based procedural 2D design tool for vector, raster & motion graphics
No Code Platforms · Low Code Platforms · Developer Tools
Open source low-code platform to build internal tools with drag-and-drop UI and data connectors
Design Tools · AI Design Tools
Open-source, privacy-first AI design assistant for images and video
Design Tools
Professional digital painting software for artists, built on KDE and Qt
AI Design Tools · Developer Tools · Design Tools
AI-powered diagram generator with chat, cloud icons & animated connectors
Design Tools · AI Design Tools
AI-powered visual editor to build React apps with Figma-like design tools
Design Tools
Free, open-source video editor for web, desktop, and mobile — no watermarks, no subscriptions
Design Tools · Note Taking · Productivity
Free, open-source screen recorder with zooms, annotations, and system audio capture
Developer Tools · Code Editors · Design Tools
Whiteboard as an IDE: Draw and code in your browser
Design Tools · Collaboration · Code Editors
Open-source design tool for seamless design & code collaboration
Design Tools · Code Editors
The open-source visual builder for your React codebase
Design Tools
Open Source 2D CAD with DXF/DWG Support and JavaScript Scripting
Developer Tools · Design Tools
See and interact with all device views simultaneously for responsive web development
No Code Platforms · Design Tools
Visual website builder for static sites — no lock-in, full HTML/CSS control
Game Development · Design Tools
Zero-setup pixel art editor for sprites and icons — no accounts, no internet
Design Tools · CMS · Ecommerce
Open source visual website builder with full CSS control and headless CMS integration
Game Development · Design Tools · Developer Tools
Open-source 3D engine with DirectX 12, Vulkan, Lua scripting, and VRM support
Design tools are essential for anyone involved in creating visual elements, from simple graphics to complex user experiences. These applications provide a wide range of features for image manipulation, vector graphic creation, UI prototyping and wireframing. They often support collaborative workflows allowing teams to work together seamlessly on projects.
Typical features include layer-based editing, color management systems, typography controls, shape tools, and export options for various file formats. More advanced offerings include support for animation, 3D modeling, and real-time collaboration with commenting and version history. These tools frequently integrate with other development platforms, facilitating a smooth handoff from design to implementation.
Design tools solve critical problems in product development and marketing. They enable rapid prototyping of ideas, creation of consistent branding assets, and production of high-quality visuals for websites, mobile apps, and print media. Investing in open source design solutions offers greater control over your workflow, customization options to fit specific needs, and cost savings compared to proprietary alternatives. This category is valuable for designers of all skill levels, from hobbyists to professional teams.