Top READER GitHub Repositories & Tools (2026)

A free, self-hostable news aggregator…

Free and open-source PDF editor for Windows with a built-in PDF 2.0 engine. View, annotate, OCR, merge, split, crop, rotate, compare, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription.

🔥 PlainApp is an open-source app that lets you securely manage your phone from a web browser. Access files, media, contacts, SMS, calls, and more through a simple, easy-to-use interface on your desktop.

LocalViewer is a fast and full-featured Android SMB/WebDAV/CBZ photo/comic/ebook viewer and video player with folder and library support.

KCC (a.k.a. Kindle Comic Converter) is a comic and manga converter for ebook readers.

Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (Exchange Web Services)

Free and open source manga reader for Android

NewsBlur is a personal news reader that brings people together to talk about the world. A new sound of an old instrument.

BookOrbit: Your Reading Space

A self-hosted library for your ebooks, comics, and audiobooks

A self-hosted, anti-social RSS reader.

FeedKit is a Swift library for Reading and Generating RSS, Atom, and JSON feeds.

A customizable read mode web extension.

A multi-platform document and e-book reader.

The Internet Archive BookReader

A modern C++ CSV parser and serializer that doesn't make you choose between ease of use or performance.

The most comprehensive universal, multilingual, and monolingual dictionaries—perfect for e-readers, phones, tablets, and desktop apps. Powered by Wiktionary.

A toolkit for ebooks, audiobooks and comics written in Swift

Modern, self-hosted RSS reader with smart folders, powerful search, and a clean three-pane reading experience. Built with Vue and Express.

An email parser written in PHP