Show HN: Arrr, Linux notification aggregator (RSS, Telegram, WhatsApp, email)

Category: infrastructure

Tags: notification-aggregator, linux, plugin-system

Score: 6.5/10 (Innovation: 5, Technical: 8, Documentation: 7, Utility: 6)

Arrr is a Linux notification aggregation daemon that collects alerts from RSS, Telegram, WhatsApp, email, and other sources into a single stream, with a plugin/sink architecture, web UI, and support for desktop popups, digests, and gRPC streaming. It addresses the specific problem of notification silos without replicating existing push services, making it a practical tool for users who want unified notification management.

Target audience: backend devs, devops, Linux power users

Repository: https://github.com/tgiachi/Arrr · C# · MIT

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