Yarr (yet another rss reader) is a web-based feed aggregator which can be used both as a desktop application and a personal self-hosted server.

Open source web-based news feed (RSS/Atom) reader and aggregator. (Demo, Source Code).

Work-in-progress self-hosted, anti-social RSS reader.

New multipurpose rss reader, live stream, mashup, aggregation web application. (Source Code).

Easy to use, and extensible RSS feed aggregator capable of generating RSS feeds from pretty much everything ranging from social media to university departments. (Demo, Source Code).

Fetches RSS/Atom-feeds and pushes new content to any email-receiver, supports OPML.

Easy to use web-based RSS aggregator and reader compatible with the Fever API (alternative to Google Reader).

Generate RSS/ATOM feeds for websites which don't have one.

Lightweight news reader with modern interface and features: full-text search, automatic categorization, archiving, offline support, notifications. (Source Code).

Feed reader web app and library (so you can use it to build your own), with only standard library and pure-Python dependencies.

Extensibility-oriented RSS reader that can use LLMs (including local LLMs) to summarize RSS entries with built-in notification support.

Web news reader. (Demo).