
The open-source notification infrastructure. In-app Inbox component, E-mail, SMS, Push and Slack Integrations.

The open-source notification infrastructure that transforms complex multi-channel delivery into a single unified component. Novu provides developers with a powerful platform to manage notifications across Email, SMS, Push, Chat, and In-App channels through one simple API.
Novu is designed for developers and product teams building modern web applications who need a flexible, scalable notification infrastructure without the complexity of managing multiple third-party services. It's ideal for SaaS platforms, e-commerce applications, and any product requiring reliable multi-channel communication.

Send push notifications to your phone or desktop using PUT/POST

💌 Build and send emails using React

MJML: the only framework that makes responsive-email easy

✉️ Send e-mails with Node.JS – easy as cake!

📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail

A simple server for sending and receiving messages in real-time per WebSocket. (Includes a sleek web-ui)

🌐 The Internet Computer! Free, Open-Source, and Self-Hostable.

:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.

Infisical is the open-source platform for secrets, certificates, and privileged access management.

A self hosted virtual browser that runs in docker and uses WebRTC.

Weighs the soul of incoming HTTP requests to stop AI crawlers

Kodi is an award-winning free and open source home theater/media center software and entertainment hub for digital media. With its beautiful interface and powerful skinning engine, it's available for Android, BSD, Linux, macOS, iOS, tvOS and Windows.

Ready-to-use Media-over-QUIC / SRT / WebRTC / RTSP / RTMP / LL-HLS / MPEG-TS / RTP live media server and media proxy that allows to read, publish, proxy, record and playback real-time video and audio streams.

Free and Open Source Machine Translation API. Self-hosted, offline capable and easy to setup.

ActivityPub-federated video streaming platform using P2P directly in your web browser

Style and Grammar Checker for 25+ Languages