notification-gateway

Self-hosted multi-channel notification gateway (Docker + Redis queue): token-auth API fans one message out to ntfy, Telegram, email, Slack, Discord, WhatsApp. Ships a Claude Code hook that notifies your phone when Claude finishes.

EGo — 可自由拓展的通用消息网关。Python 可编程，渠道可插拔，接入任意 HTTP，送达任何终点。A freely extensible universal message gateway. Python-programmable, channel-pluggable, accepting any HTTP request and delivering to any destination.

Multi-channel notification gateway for SMS, WhatsApp, Signal, Teams & Email. Self-hosted, Docker-based, uses Android as gateway. No cloud costs!

SMTP2X is a self-hosted gateway for applications that can only send SMTP notifications, while their users need GitLab, GitHub, or Forgejo issues, messages in preferred app or webhooks instead of another email inbox. It accepts messages over SMTP, evaluates shared routing rules, stores a and delivers to target system.

Self-hosted alert delivery with multi-channel failover, noise control, and durable acknowledgement.

Forwards mobile and desktop notifications to any endpoint for devs who need unified alerting.