Space Designer 3D Turns 16: A Look Back at Its 5 Versions

In May 2026, Space Designer 3D, the online 3D floor plan software, turns 16. The platform was launched in May 2010 by Asynth, the company founded one year earlier in Paris by two architects, Isabelle Tristrant and Baris Saricoglu, and now based in Aix-en-Provence. The original vision was clear: democratize architecture by taking these tools out of the closed circle of professional software. It was a bold bet at a time when online 3D, in a simple web browser, was still largely experimental. Space Designer 3D stood out as one of the early pioneers, alongside a handful of players such as Autodesk's Dragonfly (later rebranded as Homestyler). Five major versions later, the tool serves homeowners, architects, builders, interior designers, real estate agents, property surveyors, event industry professionals, manufacturers of kitchens, bathrooms and custom furniture, and many more, across the world. To see how each of these industries uses the platform in practice, browse the use cases by industry. This anniversary is a chance to look back at the milestones that shaped the platform.

Version 1, 2010: One Room, One Browser, One First Bet

The earliest builds of Space Designer 3D took shape through an early collaboration with AV Planners, a California-based company specialized in audiovisual fit-outs for offices, healthcare facilities, schools and studios. That first partnership pointed the platform toward a very concrete need: letting space designers quickly visualize a room and its furniture, online, with no setup required.

Version 1 delivered on that promise, within the constraints of the time. Only one space could be drawn at a time, and the 3D scene loaded asynchronously while the browser prepared the result. Web 3D capabilities were still in their infancy back then, and rendering a full room with its furniture and textures inside a web page was already a feat.

The reception was immediate, in France and abroad. 01net Magazine, Micro Hebdo and Presse-Citron covered the launch in France. In Brazil, the Baixaki portal kept the tool at the top of its news section for several weeks, giving the platform its first international community.

Version 2, 2013: Multi-Room and VR Compatibility

Three years later, advances in web browsers made a major overhaul possible. Version 2 introduced multi-room design: an entire home could now be drawn, not just a single bedroom or living room. The release came with a significant upgrade in 3D quality and light handling, and VR compatibility with Oculus VR in 2014 (now Meta Quest), letting users walk through projects in immersive VR, and notably adopted in showrooms by single-family home builders. The 3D object catalog also grew significantly: from around a hundred references in V1 to over 500 in V2.

Version 3, 2017: Exports, Real-Time Sun, and a Photorealistic Render Engine

With version 3, the tool opened up. Users could now export their projects as images and floor plans, and work across multiple platforms (desktop, tablet, mobile for viewing). Color and material customization on furniture became possible, extending the platform's reach to manufacturers and retailers wanting to offer their catalogs for online configuration.

Another landmark of this version was real-time sun position simulation. By setting a time zone, season, date and time, users could observe how light moved through interior volumes and how shadows fell outside. For an architect, whether in building design or interior design, this becomes a real design aid: where to place a bay window, how to orient a terrace, how to balance solid and void, opacity and transparency.

Version 3 also introduced the platform's first integrated photorealistic render engine. Natural-light simulation became accurate enough to give a faithful preview of a finished project, with no need for external software. It was a category shift: Space Designer 3D was no longer only a drawing tool, but also a presentation tool.

Version 4, 2019: Interoperability and International Recognition

Version 4 marked a clear shift toward professional workflows. Floor plan import and exports to BIM, IFC and DXF let Space Designer 3D fit into established design pipelines, alongside the tools used by engineering firms and architecture practices. The photorealistic render engine became more stable and higher in quality, and the platform crossed a new scale threshold: large floor plans with hundreds of 3D objects could now be handled online, something that had remained a technical challenge for a purely web-based tool.

Three years after the V4 launch, in 2022, Asynth, publisher of Space Designer 3D, has been listed for several consecutive years in the international Research and Markets report on interior design software, among the ten leading vendors of the market. The report placed Space Designer 3D alongside the two giants of technical drawing and architecture: Autodesk (United States), publisher of AutoCAD, 3ds Max, Revit, Inventor and Homestyler, and Dassault Systèmes (France), publisher of CATIA and Homebyme. Meaningful recognition for a team that has deliberately stayed small.

Version 5, 2024: Tablet, Offline Mode, and First AI Tools

Version 5 answered a shift in user habits among both professional and consumer users: mobility. The editor became compatible with iPad and Microsoft Surface tablets, and gained an offline mode with automatic project synchronization once back online. In practice, measurements can be taken on-site using a tablet, and the project then resumed on a desktop to finish the drawing and 3D work.

This version is also when AI tools started being integrated. AI Image Boost turns renderings and 3D snapshots into photorealistic images in post-processing. AI Floor Plan Detection, which automatically recognizes the structure of an imported plan, is being finalized and is part of a broader family of AI tools planned for the coming months.

And in 2026, a New Website to Celebrate This Anniversary 🎉

For its 16th anniversary, Space Designer 3D gets a new website, going live this month alongside Asynth's 17th anniversary. The redesign makes the offer easier to read, opens dedicated pages for the different user profiles (personal, teams, business, education), and lays out the platform's industry use cases more clearly. The Features page will be enriched over time with new releases.

The project management dashboard has also been rebuilt to give a cleaner view of ongoing plans, their status and their versions. And a long-requested feature is shipping alongside: the ability to pause a subscription during a period of inactivity, instead of having to cancel it. A more flexible fit for one-off projects.

More features are in the pipeline, especially on the AI side and on interoperability with industry workflows. The roadmap will be detailed in upcoming release notes. For now, the team mostly wants to thank the users who have followed and shaped the platform over the past sixteen years.

Discover Asynth and Space Designer 3D

---

Frequently Asked Questions

What's Coming Next for Space Designer 3D?

Several projects are in the pipeline, especially around AI tools. AI Floor Plan Detection (automatic recognition of the structure of an imported plan) is being finalized, and additional AI drawing-assist modules are being explored to speed up the design phase.

What File Formats Can Be Imported or Exported with Space Designer 3D?

Since version 4 (2019), Space Designer 3D supports floor plan imports and exports to BIM, IFC and DXF, on top of the image and floor plan exports introduced in version 3. This interoperability lets the platform integrate into the workflows of engineering firms and architecture practices.

Can Space Designer 3D Be Used on a Tablet or Offline?

Yes. Since version 5, Space Designer 3D is compatible with iPad and Microsoft Surface tablets, and offers an offline mode with automatic project sync once back online. Measurements can be taken on-site using a tablet, then the project resumed on a desktop afterwards to finish the drawing and 3D work.

How Can I Follow What's New in Space Designer 3D?

New features ship continuously and are documented on the release notes page. Major announcements and customer stories are published on this blog.

What Solutions Does Space Designer 3D Offer for Teams and Businesses?

Space Designer 3D offers two dedicated B2B plans. The Business plan is for teams that want to collaborate on shared projects, with role management and a custom product catalog. The Enterprise plan lets a network or a publisher embed SD3D technology in its own customer journey, on its own domain and under its own brand. This is the plan that has notably allowed Diagamter to launch DiagPlan, its 3D floor plan service integrated into property surveys.

Start Designing in 3D

---

Sources

• Press coverage of the version 1 launch (2010-2011):
  • Presse-Citron, "Space Designer 3D, une application web d'aménagement intérieur 3D simple et gratuite", June 2010 (Wayback Machine archive, in French).
  • Micro Hebdo, special issue #64, September 2011, pages 64-65 (PDF, in French).
  • 01net, Space Designer 3D listing, 2010 (original page, still online, in French).
  • Baixaki (Brazilian download portal, in Portuguese): the front-page news coverage lasted several weeks at the V1 launch.
• Research and Markets, "Interior Design Software Market", 2022 edition and following.
• About us, Space Designer 3D website.