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Private Kindle ebook tool

AZW3 to HTML Converter

Recover an unencrypted KF8/AZW3 reading order as one sanitized, standalone HTML document with local images embedded.

Free to use Your DRM-free MOBI or AZW3 ebook stays in this browser and is never uploaded to Lucaden.

Loading tool workspace…

How it works

Complete the job in three clear steps

  1. Choose a DRM-free MOBI or AZW3 ebook from this device.
  2. Let the pinned browser parser read its metadata and chapter structure locally.
  3. Review the result and download the generated text, HTML, EPUB, report, or cover file.

Important

Check the result before relying on it

Keep an untouched copy of important source files. Browser processing depends on available device memory, and you should inspect every downloaded result before deleting the original.

Practical details

What this Lucaden tool does

Recover an unencrypted KF8/AZW3 reading order as one sanitized, standalone HTML document with local images embedded.

Scripts, remote resources, embedded fonts, and Kindle-only styling are removed. Fixed-layout and highly styled books will not match the original reader presentation.

Lucaden uses the MIT-licensed foliate-js parser at an immutable GitHub commit for legacy MOBI and KF8/AZW3 input. TinyWow is credited only as a feature-parity reference; its application code is not copied.

Included capabilities

  • KF8/AZW3 parsing
  • Sanitized standalone HTML
  • Embedded image data
  • Chapter separators

Useful for

  • Edit an owned Kindle ebook
  • Create a searchable web archive
  • Recover manuscript HTML
  • Inspect ebook structure

Questions

About this tool

Does Lucaden upload my Kindle ebook?

No. Parsing, extraction, sanitization, and packaging run in temporary browser memory.

Can it open an Amazon purchase protected by DRM?

No. Lucaden does not remove or bypass DRM. Use only unencrypted ebooks you own or are authorized to process.

What should I verify after conversion?

Scripts, remote resources, embedded fonts, and Kindle-only styling are removed. Fixed-layout and highly styled books will not match the original reader presentation.

Keep going

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Open-source foundations

Built transparently

Lucaden documents its standards sources, architectural references, and permissive runtime dependencies while keeping this workspace consistent with the Lucaden interface.

foliate-js MOBI/KF8 parserMIT runtime pinned to commit 78914aef sourcefflateMIT runtime 0.8.2 sourceJSZipMIT runtime sourceDOMPurifyApache-2.0 or MPL-2.0 runtime sourceTinyWowFeature-parity reference; no code copied sourceThird-party noticesLicenses and attribution