Transform Your Spaces: 9 Free and Open-Source 3D Interior Design Software Tools for Linux, Windows and macOS (2024)

Designing and visualizing interior spaces has never been more accessible, thanks to a plethora of innovative tools available today. From powerful open-source applications to web-based platforms, there's something for everyone, whether you're a professional designer or a DIY enthusiast.

Open-source and self-hosted projects offer significant benefits, including customization, flexibility, and enhanced privacy. They foster a collaborative environment where users can contribute to continuous improvement and share ideas.

This post explores a selection of standout interior design software, highlighting their unique features and capabilities. Dive in to discover how these tools can help you bring your creative visions to life and transform your living spaces with ease and creativity.

1. Sweet Home 3D

Sweet Home 3D is a powerful open-source interior design application that allows users to create detailed home layouts and design spaces with ease. The program is user-friendly, featuring a drag-and-drop interface that simplifies the process of placing furniture and other objects within a floor plan. Its extensive library includes a variety of furniture pieces and household items, which can be customized to fit specific design needs. Users can also import additional 3D models to enhance their projects.

One of Sweet Home 3D's standout features is its 3D view, which provides a realistic visualization of the designed spaces. This perspective helps users better understand how their designs will look and feel in real life, offering both aerial views and virtual walkthroughs. The application also supports the creation of photorealistic images and videos, which can be useful for presentations and more detailed design reviews.

Sweet Home 3D is versatile and accessible, making it a great tool for both professional designers and casual users interested in home improvement projects. Its compatibility with various operating systems, including Windows, macOS, and Linux, ensures that it can be used by a wide audience. Additionally, being open-source, it allows for community-driven enhancements and updates, fostering a collaborative environment where users can share ideas and improvements.

If you are a Linux user, you can download it from Flathub.

2. Architect3d

Architect3D is a robust tool for architectural design and 3D modeling. It supports detailed floor plan creation and 3D visualization, offering a comprehensive suite of features for architects and designers.

Users can create and customize layouts, add furniture, and view their designs from multiple perspectives, ensuring precision and clarity in their projects.

The software includes advanced rendering capabilities, allowing for the production of high-quality images and videos. Its open-source nature encourages collaboration and continuous improvement from the developer community. Architect3D runs on various platforms, making it accessible to a broad range of users.

3. iDesign

I-Design is a versatile online tool for creating and visualizing interior designs. It allows users to craft detailed floor plans and arrange furniture with an intuitive drag-and-drop interface.

The platform includes a wide range of customizable items, making it easy to experiment with different layouts and styles. Users can view their designs in 2D and 3D, providing a clear and realistic representation of their space.

What sets I-Design apart is its accessibility and ease of use. As a web-based application, it requires no installation, making it convenient for anyone to start designing right away.

The tool is ideal for both professionals and hobbyists, offering a straightforward way to bring interior design ideas to life. Whether planning a single room or an entire home, I-Design provides the necessary features to visualize and refine design concepts effectively.

4. Build interior spaces in 3D

This is a self-hosted old but yet functional app that enables you to design any interior space. It is built using JavaScript, TypeScript, and utilize Three.js.

5. 3D interior design simulator

3D interior design simulator with Three.js (Vanilla Js + Pure Css)

6. Decoraki

Decoraki is a 3D simulator that aims to help people to decorate and furnish their homes, providing them a way to inspire, combine products and bring their ideias to life.

7. Sankalpa Designs

🏠 Sankalpa Designs: A modern interior design website built with Next.js, Shadcn, and Tailwind CSS. Explore our elegant portfolio and client testimonials. Perfect for showcasing your interior design projects! 🎨

Features

• Beautiful portfolio showcasing interior design projects.
• Client testimonials section with elegant card designs.
• Responsive design for seamless viewing across devices.

8. Three.js-based room configurator

React.js + Three.js 3d room planner & product configurator.

Features

1. Floor design
2. Room configuration
3. Product configuration

9. CubeRoom

This is an 🏠Interior design game by Unity.