Novu is open-source notification infrastructure for products and AI agents, unifying email, SMS, push, chat, in-app inboxes, and workflow orchestration through APIs, visual workflows, and code-first development.
Unified API for email, SMS, push, chat, and in-app notifications
Customizable Inbox component for product notification centers
Visual and code-first workflows for notification orchestration
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About
Novu is an open-source communication infrastructure platform for product teams, developers, and AI agent builders that need reliable notifications across many channels. It helps teams orchestrate transactional messages for inbox, email, SMS, push, chat, Slack, Microsoft Teams, Telegram, and more from one system instead of wiring every provider separately.
The platform is built around workflows, subscribers, channels, and a customizable Inbox component. Developers can trigger notification workflows through a unified API, design flows visually in the dashboard, or define code-first workflows with the Novu framework. That makes it useful for SaaS product alerts, account updates, approvals, security messages, lifecycle messaging, and internal operations.
Novu has also moved beyond classic notification infrastructure with Agent Communication Infrastructure. ACI helps connect AI agents to user-facing channels such as Slack, Teams, WhatsApp, Telegram, and email while handling webhooks, identity, conversation state, and delivery. This makes Novu especially relevant for teams building products where agents need to talk to customers or internal users across multiple surfaces.
The biggest reason to choose Novu is control. It gives teams open-source flexibility, cloud convenience, self-hosting options, workflow orchestration, inbox UI, provider integrations, and pricing based on workflow runs. It is strongest for engineering-led teams that want notification infrastructure they can customize deeply, but it may be more technical than simple email-only or push-only tools.
Use Cases
Product Notifications
Orchestrate transactional email, SMS, push, chat, and in-app notifications from a unified workflow layer.
In-app Inbox
Add a customizable notification center to products with user preferences and real-time updates.
AI Agent Communication
Connect AI agents to Slack, Teams, WhatsApp, email, Telegram, and other user-facing channels.
Notification Workflows
Build visual or code-first notification workflows with provider integrations and reusable logic.
Key Features
Unified API for email, SMS, push, chat, and in-app notifications
Customizable Inbox component for product notification centers
Visual and code-first workflows for notification orchestration
Agent Communication Infrastructure for multi-channel AI agents