How a Modular Laptop Became a Handheld Gaming PC With Joy-Cons

Modular design has always promised endless possibilities, but rarely do we see someone take that promise and run with it quite this boldly. A creative designer recently decided that the Framework 12 laptop needed something extra, something that would transform it from a standard convertible into a handheld gaming powerhouse. The solution? Custom 3D-printed rails that let Nintendo Joy-Cons snap directly onto the laptop’s sides.

The result is both ingenious and slightly ridiculous, which makes it absolutely perfect for the maker community. This isn’t just another tech hack, it’s a statement about what happens when modular hardware meets unbridled creativity. The designer even shared the STL files for free, turning their weekend project into a blueprint for anyone with access to a 3D printer.

Designer: Sskki

The Mod At A Glance

What makes this mod particularly clever is how it embraces the Framework’s core philosophy rather than fighting against it. The custom rails slide seamlessly into the laptop’s expansion slots, the same system designed for USB ports and SD card readers. It’s modularity taken to its logical extreme, proving that the Framework’s expansion card system has potential far beyond what its creators originally envisioned.

The execution is surprisingly polished too. The 3D-printed rails don’t look like aftermarket add-ons, they integrate so naturally with the laptop’s design that you might mistake them for official accessories. The Joy-Cons attach with satisfying clicks, and the whole setup maintains the Framework’s clean, professional aesthetic while adding that unmistakable gaming flair.

Reality Check

But let’s be honest about what this mod actually delivers. The Framework 12 weighs 1.3 kilograms and spans 287 millimeters wide, making it roughly three times heavier and significantly bulkier than any traditional handheld gaming device. Your arms will definitely feel the workout after extended gaming sessions, and forget about slipping this into your jacket pocket.

The Joy-Cons connect via Bluetooth rather than the direct electrical connection they enjoy with the Nintendo Switch. This introduces potential input lag and means you’ll need to remember to charge the controllers separately. More frustrating still, the custom rails occupy the laptop’s precious expansion slots, blocking access to other ports while the controllers are attached.

There’s also the practical reality that once those rails are installed, your laptop transforms from a sleek professional machine into something that screams “I take my gaming very seriously.” Good luck explaining that setup during your next video conference call, especially when you realize you can’t access your USB ports without removing the controllers first.

Framework Joystick Module (Designer: Wiktor_Tomanek)

PSP Joystick Expansion Card (Designer: Nils_Schulte)

Quick Answers

Can you use Nintendo Joy-Cons on a PC?
Yes, Joy-Cons can pair with most modern laptops via Bluetooth, though they lack the seamless integration they have with the Switch.
What makes the Framework 12 special?
Its modular expansion card system allows for easy upgrades, repairs, and creative modifications like this Joy-Con adapter.
How does 3D printing enable hardware mods?
3D printing allows makers to create custom expansion cards and accessories, unlocking new possibilities for modular laptop design.

The Bigger Picture

Yet none of these limitations diminish what this project represents. It’s a proof of concept that demonstrates the creative potential lurking within truly modular hardware. The designer didn’t set out to create the perfect handheld gaming device, they wanted to explore what was possible when you stop thinking about laptops as fixed-function machines.

This mod succeeds because it makes us reimagine what personal computing devices could become. In a landscape dominated by sealed, non-repairable gadgets, projects like this remind us that the most interesting innovations often emerge from users themselves. The Framework 12 Joy-Con mod might be more novelty than necessity, but it represents the kind of experimental thinking that pushes boundaries and inspires others to see familiar technology through fresh eyes.