
Apache Druid: a high performance real-time analytics database.

Apache Druid is a high-performance real-time analytics database designed to reduce time to insight and action. It excels at powering interactive UIs, handling operational queries, and managing high-concurrency workloads, offering an open-source alternative to traditional data warehouses.
Druid is ideal for organizations needing fast, scalable analytics on streaming data. It serves data engineers, analytics teams, and businesses building interactive applications that require real-time insights at scale.

A fancy self-hosted monitoring tool

The fastest path to AI-powered full stack observability, even for lean teams.

For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

The Prometheus monitoring system and time series database.

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

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

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

Production-ready platform for agentic workflow development.

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

Virtual whiteboard for sketching hand-drawn like diagrams

JavaScript API for Chrome and Firefox

The world’s fastest framework for building websites.

:house_with_garden: Open source home automation that puts local control and privacy first.

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Open Source Continuous File Synchronization