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wallabagCauldron
Freemium

Free and open source to self-host. A hosted account is paid.

 Free

Free and open source under the Apache-2.0 licence; requires an Instapaper account.

Android, iOS, Web, Self-hosted, Browser extension Linux
  • Keeps a permanent readable copy, so link rot does not lose the article
  • Exports to EPUB and PDF and publishes your saved items as RSS
  • Native GTK interface for GNOME
  • Reads saved Instapaper articles outside the browser
  • Article extraction fails on some sites and needs site configuration files
  • Self-hosting requires PHP and a database, or a paid hosted account
  • Only works with Instapaper
  • Linux only
Self-hosted, Web application, Browser extension Downloadable app
Open source Open source
License: MIT License: Apache-2.0
Not stated if an account is needed Account needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.