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Apache Druid

Real-time analytics database for sub-second OLAP queries

As of 30 August 2026, Apache Druid is free to use. Apache Druid is a high performance, real-time analytics database that delivers sub-second queries on streaming and batch data at scale. Softwr lists it under Databases. Apache Druid is made by Apache Software Foundation, launched in 1999, available on Self-hosted, API.

Overview

What Apache Druid does

Apache Druid is a high performance, real-time analytics database that delivers sub-second queries on streaming and batch data at scale. It is commonly used for powering use cases where real-time ingest, fast query performance, and high uptime are important.

What people use it for

  • Real-time analytics platforms ingesting millions of events per second from streaming sources
  • Applications requiring sub-second queries over high-cardinality datasets (billions to trillions of rows)
  • Time-series and event analysis at massive scale with columnar storage efficiency

The honest half

Where it falls short

Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about Apache Druid.

  • Open-source offering lacks high-availability, distributed architecture, and enterprise security features
  • Requires native integration with Apache Kafka or Amazon Kinesis for real-time ingestion; custom integrations need development
  • High-concurrency query support (hundreds of thousands QPS) requires significant cluster infrastructure investment

Cross-shopped

What people choose instead of Apache Druid

Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.

Capabilities

Features

  • Real-time Ingestion

  • Sub-second Queries

  • Column-oriented Storage

  • Streaming Integration

  • Approximate Algorithms

  • Flexible Schemas

  • Time-based Partitioning

  • Kafka

    Integration with Kafka

  • Hadoop

    Integration with Hadoop

  • Spark

    Integration with Spark

  • Airflow

    Integration with Airflow

  • Superset

    Integration with Superset

Answered, with sources

Questions people ask

Each answer names the page it came from, so you can check it rather than take our word for it.

Is Apache Druid free to use?

Apache Druid is an open-source project with no licensing fees. It is licensed under CC BY-SA 4.0, and the Druid name and logo are trademarks of The Apache Software Foundation.

Source
Can I use Apache Druid for commercial purposes?

Yes, Apache Druid is open-source software available for commercial use at no cost. The CC BY-SA 4.0 license permits commercial deployment.

Source
Where do I find pricing for commercial support or services?

No pricing or support tiers are published on the Apache Druid homepage. For commercial support options, contact the Apache Druid community or consult additional resources beyond the project website.

Source

Behind it

Who makes Apache Druid

Company
Apache Software Foundation
Based in
Wakefield, Massachusetts
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Where to go from Apache Druid

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Softwr does not host reviews and shows no star rating for Apache Druid, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.

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