Here come the weird and wonderful mods for the Steam Frame, as Valve drops the full CAD files for free

Valve has published the complete CAD files for the Steam Frame, granting modders unrestricted access to design and modify components such as the light blocker, head strap, battery housing, and facial interface. The release includes core modules and controllers, providing a foundation for third-party innovation and customization. Valve has also confirmed development of an upgraded head strap featuring interchangeable batteries and off-ear speakers, described as "coming soon."

The CAD documentation details the expansion port, referred to by Valve as the auxiliary port, located near the user’s nose, which supports powered accessories like the Arcturus Vision RGB camera. The port offers a Gen4 PCIe lane alongside power and camera functionality, opening possibilities for additional hardware integrations. Modders are encouraged to explore these specifications for new accessory designs.

Valve’s CAD file release extends to its latest products, including the Steam Deck, Steam Machine, Steam Controller, and now the Steam Frame. This move aligns with Valve’s broader strategy of fostering community-driven hardware development. The availability of these files follows Valve’s pattern of supporting modding and customization across its product lineup.

Modders and enthusiasts are expected to leverage the CAD files to create unique modifications, from aesthetic changes like cat ears to functional upgrades such as enhanced head straps or auxiliary accessories. The release signals Valve’s commitment to expanding the Steam Frame’s ecosystem through community collaboration and innovation.