Project Falcon is a free, browser-based 3D modeling tool built around kitbashing, meaning you assemble models from a library of parts instead of building everything from scratch. It targets fast, hard-surface blockouts like vehicles, spaceships, and furniture and all sorts of blocking-relevant greeblies and assets, and it keeps the barrier low with no local install.
Autodesk positions it as a technology preview and frames it as an easy on-ramp for first-time creators, while still offering a path into professional pipelines through export. The tool runs in a web browser and saves work to a dedicated cloud space tied to your account. You need an account to use it, and the best browser experience comes with Google Chrome.

Thousands of parts, plus snap, mirror, rescale, and booleans
The core workflow starts with dragging parts from a built-in library into the viewport, then snapping them together. The library spans thousands of parts, from simple forms to detail pieces like bolts and wheels. You can mirror and rescale parts, and you can use parts to perform simple Boolean operations on the model.
This keeps the tool focused on fast shape exploration rather than slow final-topology chores. You can rough out a silhouette, punch vents, and keep iterating without worrying about building a full modelling stack inside the browser. At this stage, Project Falcon stays firmly in modelling, not surfacing. Though you can color the result, and apply a few basic materials and shaders. Making it pretty enough for the Art Director, so to speak. Bonus Points if you only use Pantone Colour of the Year shades, and wear a beret during dailies.

USD and STL: the handoff story
Project Falcon exports models in USD for use in other 3D content creation tools, and it also exports STL for 3D printing. The export angle aims at handing off a kitbashed blockout into a more traditional DCC for refinement and look development.
The Autodesk messaging is this: Project Falcon focuses on assembling geometry, while traditional tools provide full manual control. It also states that look development does not happen inside Project Falcon, so you export to another tool if you want to shade and light properly.
In practical terms, USD export goes for workflows where you want to keep the blockout moving: concept design, early asset ideation, and quick geometry bases that you might later rebuild or retopologize for games. If your pipeline already leans on USD interchange, the export choice keeps the door open.

What it is not, yet
Project Falcon currently does not include look development. The exported result is geometry, and the tool stays centered on kitbashing and basic assembly operations.
As a technology preview, it also comes with the usual realities: the scope targets defined supported workflows, it may change over time, and there are no commitments or warranties stated for this phase. Autodesk also points users to an ideas forum for feedback and feature requests. Still: Project Falcon is free. Access happens through a browser with an account, and no installation is required.
Production reality check
Even when a tool is free and fast, test it before you let it anywhere near a real prdouction schedule, especially if your handoff depends on specific USD conventions, naming rules, or downstream shading expectations.
https://www.autodesk.com/solutions/media-entertainment/project-falcon