Omnivore - Read-it-later for serious readers

https://omnivore.app/
https://github.com/omnivore-app/omnivore

Save articles and read them later in our distraction-free reader.
Omnivore is the free, open source, read-it-later app for serious readers.
Distraction free. Privacy focused. Open source. Designed for knowledge workers and lifelong learners.
Save articles, newsletters, and documents and read them later — focused and distraction free. Add notes and highlights.
Organize your reading list the way you want and sync it across all your devices.