--- title: Open Book Touch is Crowdfunding: A Buttonless, Open... description: Open Book Touch is a new open hardware e-reader now crowdfunding on Crowd Supply, priced at $149. Built by Joey Castillo, it features a 4.26" e-paper... canonical: https://daily.dev/posts/open-book-touch-is-crowdfunding-a-buttonless-open-hardware-answer-to-kindle-3et2lbkju twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Open Book Touch is Crowdfunding: A Buttonless, Open Hardware Answer to Kindle | daily.dev og:description: Open Book Touch is a new open hardware e-reader now crowdfunding on Crowd Supply, priced at $149. Built by Joey Castillo, it features a 4.26" e-paper... og:url: https://daily.dev/posts/open-book-touch-is-crowdfunding-a-buttonless-open-hardware-answer-to-kindle-3et2lbkju og:image: https://api.daily.dev/og/posts/3Et2LBKjU.png og:image:alt: Open Book Touch is Crowdfunding: A Buttonless, Open Hardware Answer to Kindle og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Open Book Touch is Crowdfunding: A Buttonless, Open Hardware Answer to Kindle **[It's Foss](https://daily.dev/sources/itsfoss)** · 6 min read · 0 upvotes · 0 comments ## Summary Open Book Touch is a new open hardware e-reader now crowdfunding on Crowd Supply, priced at $149. Built by Joey Castillo, it features a 4.26" e-paper touchscreen at 480×800px, an ESP32-S3 processor, MIT-licensed firmware, and no DRM. Books load from microSD or local Wi-Fi, with no account or companion app required. The firmware runs C++ on ESP-IDF and FreeRTOS with SQLite for library metadata. Hardware files will be open-sourced after shipping. The campaign has raised ~$25K of its $45K goal with five weeks remaining, targeting early 2027 delivery. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [A DRM-free, WiFi-connected 4.26-inch open-source hardware e-reader \(Crowdfunding\)](https://daily.dev/posts/a-drm-free-wifi-connected-4-26-inch-open-source-hardware-e-reader-crowdfunding--00gfvwppm) · CNX Software · 1 upvotes · 0 comments - [Looking for Open Source Kindle Alternatives? Build it Yourself](https://daily.dev/posts/looking-for-open-source-kindle-alternatives-build-it-yourself-ed3ivtrry) · It's Foss · 4 upvotes · 0 comments - [Free Ink · An open ecosystem for e-readers](https://daily.dev/posts/free-ink-an-open-ecosystem-for-e-readers-6s2tt8m4j) · Hacker News · 0 upvotes · 0 comments - [Pocket-Sized E-Ink Gets A Firmware Upgrade](https://daily.dev/posts/pocket-sized-e-ink-gets-a-firmware-upgrade-8gdncnm7o) · Hackaday · 0 upvotes · 0 comments --- Tags: [#open-source](https://daily.dev/tags/open-source), [#iot](https://daily.dev/tags/iot) [View this post on daily.dev](https://daily.dev/posts/open-book-touch-is-crowdfunding-a-buttonless-open-hardware-answer-to-kindle-3et2lbkju) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Open Book Touch is Crowdfunding: A Buttonless, Open Hardware Answer to Kindle","url":"https://daily.dev/posts/open-book-touch-is-crowdfunding-a-buttonless-open-hardware-answer-to-kindle-3et2lbkju","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/open-book-touch-is-crowdfunding-a-buttonless-open-hardware-answer-to-kindle-3et2lbkju"},"datePublished":"2026-07-13T07:06:52.212Z","dateModified":"2026-07-18T01:39:09.119Z","description":"Open Book Touch is a new open hardware e-reader now crowdfunding on Crowd Supply, priced at $149. 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