NotifyHub

Unified notification library for Java and Spring Boot supporting Email, SMS, WhatsApp, Slack, Telegram, Discord, Teams, and 20+ other channels.

NotifyHub provides a single fluent API for sending notifications across multiple channels including Email, SMS, WhatsApp, Slack, Telegram, Discord, Microsoft Teams, Firebase Push, Webhooks, WebSocket, Google Chat, Twitter, LinkedIn, Notion, and many others. Features include fallback chains, async sending, automatic retry with backoff, template support, rate limiting, delivery tracking, and circuit breakers. Built for Spring Boot with zero-config auto-discovery.