Feeder vs Kill the Newsletter

A side-by-side comparison of two self-hosted rss & news readers options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureFeederKill the Newsletter
Deploy effortRead-the-docs projectUnder-an-hour setup
Health score87 · Excellent87 · Excellent
CategoryRSS & News ReadersRSS & News Readers
LicenseGPL-3.0MIT
LanguageKotlinTypeScript
Setup difficultyEasyMedium
Min. RAM64 MB128 MB
Deploymentbinarydocker, source
GitHub stars★ 3,045★ 3,105
First released20152020
ReplacesFeedlyFeedly

What are Feeder and Kill the Newsletter?

Feeder

Feeder is an open-source, lightweight RSS and Atom feed reader for Android that works fully offline. It can also synchronize with self-hosted backends and import OPML feed lists.

  • Fully offline Android reader
  • OPML import and export
  • Optional backend sync

Kill the Newsletter

Kill the Newsletter is a self-hostable service that gives you an email address whose incoming messages are turned into an RSS feed. It lets you read email newsletters in your feed reader instead of your inbox.

  • Newsletters to RSS
  • Disposable feed addresses
  • Self-contained mail handling
  • Lightweight

Feeder vs Kill the Newsletter: key differences

Feeder is written in Kotlin, while Kill the Newsletter is built with TypeScript. Licensing differs — GPL-3.0 for Feeder versus MIT for Kill the Newsletter. Feeder is the lighter option, starting around 64 MB of RAM against 128 MB for Kill the Newsletter. Feeder is the more established project (first released 2015), while Kill the Newsletter arrived in 2020. Kill the Newsletter lists first-class Docker deployment; Feeder does not.

Why pick each one

Choose Feeder if…

  • Released under the GPL-3.0 license
  • Easy to set up — beginner-friendly
  • Active community (3k GitHub stars)
  • Written in Kotlin
Feeder details

Choose Kill the Newsletter if…

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Active community (3.1k GitHub stars)
  • Written in TypeScript

Watch out for

  • Needs inbound mail config
  • Per-newsletter feed setup
Kill the Newsletter details

Frequently asked questions

Is Feeder or Kill the Newsletter better?

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

Are Feeder and Kill the Newsletter free and open-source?

Yes. Feeder is licensed under GPL-3.0 and Kill the Newsletter under MIT. Both can be self-hosted at no software cost.

Can I run Feeder and Kill the Newsletter with Docker?

Feeder: check the project docs for container support. Kill the Newsletter: yes.

Which is lighter on resources, Feeder or Kill the Newsletter?

Feeder has the smaller minimum footprint at 64 MB of RAM, compared to about 128 MB for Kill the Newsletter. Real-world usage depends on library size, user count, and enabled features.

Related comparisons