
Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more π¨

Dittofeed is an open-source, omni-channel customer engagement platform that enables teams to automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more. It provides a developer-friendly alternative to platforms like OneSignal, Customer.io, and Segment Engage with full self-hosting capabilities.
Dittofeed is ideal for development teams, startups, and enterprises that need a self-hosted, open-source customer engagement platform without vendor lock-in. It caters to companies seeking cost-effective alternatives to commercial solutions while maintaining full control over their messaging infrastructure and customer data.

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

π¦ PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, data warehouse, a CDP, and an AI product assistant to help debug your code, ship features faster, and keep all your usage and customer data in one stack.

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

Open Source Newsletter Tool.

β¨ Open Source, Privacy-First and Simple Analytics for Mobile, Desktop and Web Apps

A list of Free Software network services and web applications which can be hosted on your own servers

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

Get up and running with Kimi-K2.5, GLM-5, MiniMax, DeepSeek, gpt-oss, Qwen, Gemma and other models.

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

Virtual whiteboard for sketching hand-drawn like diagrams

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

High performance self-hosted photo and video management solution.

The worldβs fastest framework for building websites.

A fancy self-hosted monitoring tool

Open Source Continuous File Synchronization