SOFTWARE LICENSE GUIDE
Apache Druid
Apache Druid is a free and open-source real-time analytics database. It is designed for fast event-driven data ingestion and low-latency queries, licensed under Apache 2.0.
What it does
Druid enables users to ingest large volumes of event data and perform real-time analytical queries, making it suitable for applications requiring immediate insights.
Who it may suit
Organizations and developers needing a high-performance, real-time analytics database for event-driven data, such as operational analytics or business intelligence.
Free tier and license
Apache Druid is entirely free and open-source software.
Limitations to check
None inherent to its licensing. Requires technical expertise for setup and management.
Licensing notes
Apache Druid is free and open-source software licensed under Apache 2.0, allowing broad use, modification, and distribution.
Verification details
Last licensing verification recorded: 2026-10-28.
Directory record last updated: 2026-09-20. These are separate dates: a record update does not necessarily mean the publisher's terms changed.
AI-assisted summaries may be incomplete or outdated. Confirm licensing, pricing, and commercial-use rights in the official sources before making a business decision.
Frequently asked questions
Is Apache Druid free to use?
Yes, Apache Druid is free and open-source software.
What is Apache Druid designed for?
It is designed as a real-time analytics database for fast event-driven data ingestion and low-latency queries.
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