EinkBro: Android Browser for E-Ink Devices

EinkBro is designed to fit E-Ink devices' needs; no unnecessary UI transitions and animations, clear B&W icons, useful features for an optimal e-ink reading experience. It's originated from FOSS Browser, which is fully free/libre (as in freedom) Android app.

<img src="https://fdroid.gitlab.io/artwork/badge/get-it-on.png" alt="Get it on F-Droid" height="60">

<img src="https://badgen.net/github/release/plateaukao/einkbro"> <img src="https://badgen.net/badge/download/snapshot_zip/green">

EinkBro has a book about how it was developed!

<img width=200 src="https://github.com/user-attachments/assets/19c07714-a093-4960-b33e-bebb2ecf4501">

Screenshots

|Main Screen|Menu Items|Translation| |----|----|----| |<img src="screenshots/01_main_browsing.png" width="200"/>|<img src="screenshots/02_menu_panel.png" width="200"/>|<img src="screenshots/03_translate.png" width="200"/>| |Toolbar Configuration|Touch Setting|Vertical Read| |<img src="screenshots/06_toolbar_config.png" width="200"/>|<img src="screenshots/07_touch_setting.png" width="200"/>|<img src="screenshots/09_vertical_read.png" width="200"/>| |Settings|Font Size|Chat with Web| |<img src="screenshots/08_settings.png" width="200"/>|<img src="screenshots/10_font_size.png" width="200"/>|<img src="screenshots/04_chat_with_web.png" width="200"/>| |Bookmarks (list)|Bookmarks (grid)| | |<img src="screenshots/05_bookmarks.png" width="200"/>|<img src="screenshots/11_bookmarks_grid.png" width="200"/>| |

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E-Ink Optimized Reading

EinkBro is built from the ground up for E-Ink displays, with features that make web browsing comfortable on e-readers.

• Tap screen edges to turn pages — configurable left/right or top/bottom touch areas for page up/down
• Volume key navigation — use physical volume keys to scroll pages
• Reader mode — strips away clutter for a clean, distraction-free reading experience
• Vertical reading mode — vertical text layout for Chinese/Japanese content
• Custom fonts — load local font files; separate font settings for reader mode
• Bold font toggle — improve readability on low-contrast E-Ink screens
• High contrast UI — all icons and controls designed for E-Ink visibility
• No animations — zero unnecessary transitions or dimming effects

AI Integration

Chat with web pages, summarize content, and run custom AI actions — all within the browser.

• Chat with Web — ask questions about the current page content using AI (supports split-screen and new tab modes)
• Page AI — run whole-page AI actions with customizable prompts
• Multiple AI providers — OpenAI, Google Gemini, Ollama, and any OpenAI-compatible server
• Custom GPT actions — define reusable actions with system prompts for text selection or full page context
• TTS (Text-to-Speech) — read content aloud using OpenAI TTS, ReadAloud, or system TTS

Translation

Translate web content without leaving the browser, with multiple translation methods and providers.

• Paragraph-by-paragraph translation — inline translated text alongside the original for easy comparison
• Multiple providers — Google Translate, DeepL, Papago, OpenAI, and Google Gemini
• Full page translation — translate the entire page via Google Translate
• Image translation — translate text within images with cached results
• Dual captions — display subtitles in two languages on YouTube videos

Save & Export

Multiple ways to save and share web content for offline reading.

• Export to EPUB — save web content as EPUB files with images and table of contents
• Save as PDF — configurable paper sizes for PDF export
• Save as MHT — archive pages while preserving original layout
• Full-page screenshots — capture entire web pages as images
• Instapaper integration — save articles directly to Instapaper
• Share & copy links — share content to other apps or clipboard

Customizable UI

Tailor the browser's interface to your workflow with extensive customization options.

• Configurable toolbar — choose from 40+ action icons; drag to reorder
• Toolbar position — place toolbar at top or bottom; separate configs for portrait/landscape
• Floating navigation button — gesture-controlled button in fullscreen mode (swipe up/down/left/right)
• Tab management — unlimited tabs with tab bar, preview, and background loading
• Bookmarks — grid or list view with folder support and drag-to-reorder
• Split screen — side-by-side browsing with AI chat or search results
• Quick toggle — fast access to frequently used settings

Browsing & Privacy

Standard browser features with privacy controls and E-Ink-friendly optimizations.

• Ad blocking — built-in ad blocker with customizable filter lists and auto-update
• Multiple search engines — Google, DuckDuckGo, Startpage, Bing, and more with search suggestions
• JavaScript/cookie whitelists — fine-grained control over per-site permissions
• Tracking parameter pruning — automatically strips utm_* and other tracking query parameters
• Incognito mode — private browsing with configurable clear-on-exit options
• Desktop mode — toggle desktop user agent per site
• Search on page — find text within the current page
• VI key bindings — keyboard shortcuts for power users
• Highlight text — mark and manage text highlights on web pages

Development environment supported by JetBrains

<img src="https://resources.jetbrains.com/storage/products/company/brand/logos/IntelliJ_IDEA_icon.png" alt="IDE supported by JetBrains" height="80">

<div>App icon is made by <a href="https://www.flaticon.com/authors/turkkub" title="turkkub">turkkub</a> from <a href="https://www.flaticon.com/" title="Flaticon">www.flaticon.com</a></div> <a href="https://www.flaticon.com/free-icons/language" title="language icons">Language icons created by Those Icons - Flaticon</a> <a href="https://www.flaticon.com/free-icons/split-screen" title="split screen icons">Split screen icons created by Fajrul Fitrianto - Flaticon</a>