SideDisplay
I bought a Tesla Model X in 2023 and kept staring at the 17-inch display sitting idle while I worked on my 14-inch MacBook. I often drive to a quiet spot and work from the car, so I wanted to use that screen as a second monitor. Nothing existed to do this, so I tried building it myself. It took over a year of failed attempts: - Hardware mod: didn't want to void the warranty - Zoom screen share: worked but terrible latency, no fullscreen - HLS streaming via OBS: ~2 second delay, unusable as a monitor - WebRTC: Tesla's browser didn't support it at the time A few Tesla software updates later, I…
SideDisplay launched on March 19, 2026 with 75 votes, #649 of 23,380 launches that month and more than 95% of that year's launches.
What it does
Working from your Tesla but stuck on one laptop screen? SideDisplay turns your Tesla's touchscreen into a wireless extended monitor — not mirroring, a true second display. Drag windows across, run Slack on one screen and your IDE on the other. It runs over WebRTC through the built-in browser — zero hardware needed. Just USB tether your phone for internet and you're set. Mac and Windows. And it's not just Tesla — any device with a browser and Wi-Fi works too. Up to 3 displays. Try it free.
SideDisplay wirelessly extends your display to your Tesla screen. Available for macOS and Windows.
Extend your Mac or PC workspace to your Tesla's touchscreen. No cables, no hardware mods — drag windows over and work from anywhere. Free 60 min/week · $10.99/year unlimited · No credit card needed You already have a beautiful touchscreen in your Tesla. SideDisplay turns it into a real second monitor — not a mirror — for genuine dual-screen productivity. Built for real productivity. Minimal footprint, maximum utility. Use your Tesla's large touchscreen as a second display for your computer. No cables, no adapters, and no physical modifications. Tap, click, scroll on the Tesla screen to control your Mac or PC. Like a giant touchpad built into your car. Responsive enough for…from sidedisplay.co
In the maker’s words, at launch
I bought a Tesla Model X in 2023 and kept staring at the 17-inch display sitting idle while I worked on my 14-inch MacBook. I often drive to a quiet spot and work from the car, so I wanted to use that screen as a second monitor. Nothing existed to do this, so I tried building it myself. It took over a year of failed…
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