KOReader vs Readflow

A side-by-side comparison of two self-hosted e-books & media library options — licensing, setup difficulty, resource needs, and what each one replaces.

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FeatureKOReaderReadflow
CategoryE-books & Media LibraryE-books & Media Library
LicenseAGPL-3.0MPL-2.0
LanguageLuaGo
Setup difficultyMediumEasy
Min. RAM256 MB50 MB
Deploymentbinary, sourcebare-metal
GitHub stars★ 28,800★ 23
First released20122025
ReplacesKindle, Pocketbook reader

Why pick each one

Choose KOReader if…

  • Released under the AGPL-3.0 license
  • Mature project with 28.8k GitHub stars
  • Written in Lua
  • Tiny footprint — runs in 256 MB RAM
KOReader details

Choose Readflow if…

  • Released under the MPL-2.0 license
  • Easy to set up — beginner-friendly
  • Written in Go
  • Tiny footprint — runs in 50 MB RAM
Readflow details

Frequently asked questions

Is KOReader or Readflow better?

Neither is universally better. KOReader has the larger community, while Readflow is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are KOReader and Readflow free and open-source?

Yes. KOReader is licensed under AGPL-3.0 and Readflow under MPL-2.0. Both can be self-hosted at no software cost.

Can I run KOReader and Readflow with Docker?

KOReader: check the project docs for container support. Readflow: check the project docs for container support.

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