# bookfere/Ebook-Translator-Calibre-Plugin

A Calibre plugin to translate ebook into a specified language.

Repository: https://github.com/bookfere/Ebook-Translator-Calibre-Plugin
Canonical: https://ross.abutalabs.com/products/ebook-translator-calibre-plugin
Homepage: https://translator.bookfere.com
Language: Python
License: GPL-3.0
License Family: copyleft
Topics: calibre, translate, chatgpt, deepl, kindle, bilingual, epub, translator, openai, calibre-plugin
Last push: 2026-08-07T05:44:16+00:00

## Health v2 (maintenance only)
Score: 83/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 96, release rhythm 64, longevity 89
- inputs: {"age_days": 1256, "days_push": 26, "days_rel": 26, "gap_med": 254.5, "n_releases_24m": 3}
- flags: none
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 2599, forks 199 (observed 2026-08-28T04:07:03.280167+00:00)

## What it is
A Calibre plugin that translates ebooks into a specified language using engines like Google Translate, ChatGPT, Gemini, and DeepL, optionally preserving the original text for bilingual output. It supports all Calibre ebook formats (plus .srt), batch translation, and caching of translated content.

## Use cases
- translate an epub ebook into another language
- create bilingual ebooks with original and translated paragraphs
- translate a kindle book using ChatGPT or DeepL
- batch translate multiple ebooks at once
- convert a pdf document to a translated docx
- translate subtitle srt files
- read foreign-language books without switching to a translator app

## When to choose
- you already use Calibre to manage ebooks
- you want bilingual output keeping original paragraphs
- you need support for many ebook input/output formats
- you want to pick among multiple translation engines including LLMs

## When to avoid
- you need to translate non-ebook documents outside Calibre
- you want a standalone command-line or web translation tool
- you cannot rely on external translation services or API keys

## Facets
- artifact type: plugin
- maturity: active
- function: nlp, internationalization, file-upload
- domain: files, pdf, developer-tools
- platform: python, cross-platform
- tags: calibre-plugin, ebook-translation, machine-translation, bilingual-epub, chatgpt, deepl, kindle, srt, natural-language-processing, localization, desktop

## Member repositories
- bookfere/Ebook-Translator-Calibre-Plugin (main) score 83

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:07:03.280167+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 2026-08-30T02:21:17.569806+00:00, confidence not recorded.
  - readme: https://github.com/bookfere/Ebook-Translator-Calibre-Plugin (fetched 2026-08-28T04:07:03.280167+00:00, sha 2ca9ca8794d9)
  - homepage: https://translator.bookfere.com (fetched 2026-08-29T10:04:13.240400+00:00, sha 496c9045f8d0)
- Data as of 2026-08-30T08:39:29.467469+00:00.