Etherpad is a highly customizable real-time collaborative document editor. It lets multiple people edit the same document simultaneously in the browser, with live changes, per-user colors, chat, and a rich plugin ecosystem.

Self-hosted dashboard and organizer for Excalidraw with persistent storage, real-time collaboration, version history, multi-user authentication, and scoped sharing.

AI-powered media management platform with semantic search, face recognition, video transcription, smart collections, and background job processing for your personal media library.

Colanode is an open-source, local-first collaboration workspace and a self-hosted alternative to Slack and Notion, with real-time chat, rich text pages, customizable databases and file management.

All-in-one self-hosted MQTT broker management platform bundling Eclipse Mosquitto with a full-featured web dashboard, smart anomaly detection, local automation agents, and optional AI assistant.

webtrees is the web's leading online collaborative genealogy application.

Flame is a self-hosted startpage for your server. Easily manage your apps and bookmarks with built-in editors, integrated search, weather widget, and Docker integration.

Apache Airflow is an open-source platform for developing, scheduling, and monitoring batch-oriented workflows. It uses Python to author DAGs (Directed Acyclic Graphs) that represent workflows, and provides a rich web UI for managing and observing pipelines.

A complete task scheduler and server monitoring system with workflow automation, multi-server management, real-time monitoring, and a built-in satellite agent (xySat) for running jobs on remote servers.

Stoatchat is an open-source chat platform and community server, forked from Revolt. It offers real-time messaging, voice channels, file sharing and a full-featured web client.