# joeycastillo/The-Open-Book

Repository: https://github.com/joeycastillo/The-Open-Book
Canonical: https://ross.abutalabs.com/products/the-open-book
License: CC-BY-SA-4.0
License Family: other
Last push: 2023-12-05T00:34:45+00:00

## Health v2 (maintenance only)
Score: 32/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 2577, "days_push": 1003, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 8051, forks 251 (observed 2026-08-28T04:10:12.338410+00:00)

## What it is
The Open Book is an open-source e-reader hardware design built around the Raspberry Pi Pico and an e-paper display, intended to be assembled by anyone with a soldering iron. The repository contains PCB design files, assembly instructions, and documentation, with companion firmware (libros) developed separately.

## Use cases
- build your own open source e-reader
- read plain text ebooks on an e-ink device you soldered yourself
- hack on e-reader firmware and hardware
- escape closed reading platforms like Kindle
- learn electronics by assembling a real device

## When to choose
- you want an open, hackable, self-built e-reading device
- you enjoy DIY electronics and can fabricate a custom PCB
- you value open hardware over commercial e-readers

## When to avoid
- you want a polished, slim, ready-made e-reader out of the box
- you need EPUB/PDF support or LiPo charging today
- you are not comfortable soldering and ordering custom boards

## Facets
- artifact type: application
- maturity: active
- function: embedded, documentation, file-system
- domain: hardware, embedded-systems, files, education
- platform: embedded, iot, cross-platform
- tags: open-hardware, e-reader, e-paper, raspberry-pi-pico, electronics, diy, firmware, epd

## Member repositories
- joeycastillo/The-Open-Book (main) score 32

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:10:12.338410+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T17:31:24.217331+00:00, confidence not recorded.
  - readme: https://github.com/joeycastillo/The-Open-Book (fetched 2026-08-28T04:10:12.338410+00:00, sha 088e056e75fb)
- Data as of 2026-08-30T08:39:29.467469+00:00.