Boing Boing

Boing Boing

Open-source firmware and software for e-readers

Rob Beschizza
Jul 22, 2026
∙ Paid

The Xteink X4 in a promotional photo

FreeInk is an open-source ecosystem for e-ink readers, aiming to replace locked-down software and walled gardens with a stack that includes everything from firmware to fonts and free file formats. There’s even reference hardware and a manifesto.

From the rendering engine to the charging circuit, every layer is document…

User's avatar

Continue reading this post for free, courtesy of Boing Boing.

Or purchase a paid subscription.
© 2026 Happy Mutants LLC · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture