KOReader vs Sonarr

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

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FeatureKOReaderSonarr
CategoryE-books & Media LibraryMedia Servers
LicenseAGPL-3.0GPL-3.0-only
LanguageLuaC#
Setup difficultyMediumEasy
Min. RAM256 MB50 MB
Deploymentbinary, sourcebare-metal
GitHub stars★ 28,800★ 15,005
First released20122023
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 Sonarr if…

  • Released under the GPL-3.0-only license
  • Easy to set up — beginner-friendly
  • Mature project with 15k GitHub stars
  • Written in C#
Sonarr details

Frequently asked questions

Is KOReader or Sonarr better?

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

Are KOReader and Sonarr free and open-source?

Yes. KOReader is licensed under AGPL-3.0 and Sonarr under GPL-3.0-only. Both can be self-hosted at no software cost.

Can I run KOReader and Sonarr with Docker?

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

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