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Work · August 8, 2025

FH

From Hacking a T480 to the Fastest Open-Hardware 75 Hz E-Ink Display

Three years ago, I posted here about hacking together a fast e-ink laptop from a T480 because I was tired of spending all day on LCDs. I liked e-ink’s comfort, but it was too slow for day-to-day use. https://news.ycombinator.com/item?id=26245563 That post drew in people, which grew into a community experimenting with ways to make e-ink usable for everyday computing. That project later turned into a company and a multi-year project to make e-ink fast and open. We built our own FPGA-based controller, Caster, and went through multiple iterations to push past e-ink’s usual limits,…

What it does

In the maker’s words, at launch

Three years ago, I posted here about hacking together a fast e-ink laptop from a T480 because I was tired of spending all day on LCDs. I liked e-ink’s comfort, but it was too slow for day-to-day use. https://news.ycombinator.com/item?id=26245563 That post drew in people, which grew into a community experimenting with ways to make e-ink usable for everyday computing. That project later turned into a company and a multi-year project to make e-ink fast and open. We built our own FPGA-based controller, Caster, and went through multiple iterations to push past e-ink’s usual limits, slow refresh, ghosting, and proprietary controllers. Now, after three years, we’ve launched the Modos Paper Developer Kit and Monitor: the fastest open-hardware e-ink display, with 75 Hz refresh and sub-100 ms latency. It works with 6" to 13.3" mono or color panels over HDMI or USB-C, supports multiple grayscale modes, and has a C API for low-level control. The hardware, firmware, and schematics are on our GitHub. https://github.com/Modos-Labs/Glider Our goal is to make e-ink fast and open enough that anyone can build on it, for hacking, research, or daily use. Thanks, HN, for being part of the journey.

Does the same job

all alternatives →
  • Sonder Keyboard2016 · ▲93

    World’s first E Ink™ keyboard

  • Daylight DC1 Tablet2024 · ▲193

    Fastest E-Ink Tablet with 60 Hz

  • Project E Ink2023 · ▲203

    32" e-ink screen that displays daily newspapers on your wall

  • Logitech K4802014 · ▲282

    First Multi-Device Keyboard

  • Plastc Card2014 · ▲295

    All your cards in one device w/ an e-ink touchscreen

  • Iofree2017 · ▲251

    The first mechanical keyboard inspired by typewriters

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