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More Tailscale tricks for your jailbroken Kindle
2 months ago
- Open-source developers improved Tailscale on jailbroken Kindles with new features.
- Tailscale SSH is now enabled by default, eliminating the need for USB networking with default credentials.
- Proxy mode allows apps like KOReader to reach other tailnet nodes (e.g., Calibre, Wallabag) via SOCKS5 or HTTP CONNECT on localhost ports 1055/1056.
- Full TUN mode is available on some Kindles for device-level routing.
- A new KOReader plugin brings Tailscale proxy support to Kobo and PocketBook devices as well.
- Installation involves copying the plugin, generating a Tailscale key, and configuring proxy settings within KOReader.
How I Reversed Amazon's Kindle Web Obfuscation Because Their App Sucked
2 months ago
- The author bought an ebook from Amazon but found the Kindle Android app buggy and crash-prone.
- They discovered Amazon no longer allows downloading purchased ebooks for use with other readers.
- Motivated by frustration, they reverse-engineered Amazon's web obfuscation to extract the book.
- Amazon's obfuscation includes randomized glyph IDs every five pages, making mapping inconsistent.
- Multiple font variants (bold, italic, bolditalic) and ligatures add complexity to the obfuscation.
- OCR failed to recognize half the glyphs due to poor single-character accuracy.
- The successful solution used rendering SVGs as images, generating perceptual hashes, and matching characters via SSIM with Bookerly fonts.
- The final decoded output perfectly reconstructed the 920-page book into a lossless EPUB with formatting.
- The author emphasizes this is for backing up legally purchased books and should not be used for piracy.
What does Jeff Bezos think is going to happen?
3 months ago
- User purchased a Kindle book but faced issues due to DRM, leading to frustration.
- User considers pirating already purchased books and buying new Kindle books elsewhere, like bookshop.org or Kobo.
- The move is seen as a potential loss for Amazon, as users may stop buying Kindle books and switch to alternatives.
- User mentions using libraries, Boox devices, and HumbleBundle as alternatives for ebooks and audiobooks.
- Concerns about supporting authors are raised, with suggestions to buy directly or from DRM-free sources.
- Amazon's convenience is questioned after recent changes, impacting user loyalty and future purchases.
- User plans to check older Kindle and consider Android-based devices for better flexibility with DRM and apps.
- Debate on competition in e-reader market, with mentions of pricing and device compatibility issues.
Show HN: Inkwell – An RSS reader for e-ink devices
3 months ago
- Inkwell is a self-hosted RSS/Atom reader that converts articles into static HTML for Kindle browsers.
- It uses background jobs to pre-extract articles and transcode embedded images for instant rendering on the device.
- The documentation covers installation via source or Docker, self-hosting setup, reading views optimized for Kindle, and admin features for managing feeds.
- It includes authentication methods for Kindle devices without typing and a detailed configuration reference for YAML and environment variables.

kindle

More Tailscale tricks for your jailbroken Kindle

How I Reversed Amazon's Kindle Web Obfuscation Because Their App Sucked

What does Jeff Bezos think is going to happen?

Show HN: Inkwell – An RSS reader for e-ink devices