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Apache Druid vs Deno

Apache Druid logo

Apache Druid

Databases

Real-time analytics database for sub-second OLAP queries

From
Free
Free plan
Yes
Visit Apache DruidFull review
Deno logo

Deno

Developer Tools

A fast, open-source, fully Node-compatible JS runtime with TypeScript baked right in

From
Free
Free plan
Yes
Visit DenoFull review

The short version

  • Apache Druid is a high performance, real-time analytics database.
  • Apache Druid is free; Deno starts at $20/mo.
  • Where Apache Druid falls short: open-source offering lacks high-availability, distributed architecture, and enterprise security features.
  • Where Deno falls short: egress bandwidth overage costs $0.20/GB which can become expensive for high-traffic applications.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Apache Druid and Deno actually diverge.

Attributes where Apache Druid and Deno differ
AttributeApache DruidDeno
Pricing modelOpen-sourceFreemium
PlatformsSelf-hosted, APIWeb
CategoryDatabasesDeveloper Tools

Identical on both: starting price (Free), free tier (Yes).

Not yet recorded: founded for Deno.

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Apache Druid

  • Real-time Ingestion
  • Sub-second Queries
  • Column-oriented Storage
  • Streaming Integration
  • Approximate Algorithms
  • Flexible Schemas
  • Time-based Partitioning
  • Kafka

Only in Deno

Nothing recorded that Apache Druid does not also cover.

What people use each for

The jobs each tool is most often brought in to do.

Apache Druid

  • Real-time analytics platforms ingesting millions of events per second from streaming sourcesnot Deno
  • Applications requiring sub-second queries over high-cardinality datasets (billions to trillions of rows)not Deno
  • Time-series and event analysis at massive scale with columnar storage efficiencynot Deno

Deno

  • Running TypeScript natively without transpilation overheadnot Apache Druid
  • Migrating Node.js applications to secure-by-default runtimenot Apache Druid
  • Deploying edge functions and serverless containers seamlesslynot Apache Druid
  • Consolidating developer tools into single binarynot Apache Druid

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

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

Deno

  • Egress bandwidth overage costs $0.20/GB which can become expensive for high-traffic applications
  • CPU time overage is $0.10/hour on Pro and Builder tiers, adding to costs for compute-intensive workloads
  • Enterprise pricing is not disclosed; requires sales contact

Pricing, plan by plan

Apache Druid

Free

No published plan breakdown. See the Apache Druid review.

Deno

Free
  • FreeFree
    • 1 million requests/month
    • 20GB egress bandwidth
    • 10 apps
  • Pro$20/mo
    • 5 million requests/month
    • 200GB egress
    • 50 apps
  • Builder$200/mo
    • 25 million requests/month
    • 2,000GB egress
    • 10,000 apps
  • EnterpriseOn request
    • Custom limits on all metrics
    • 99.95% reliability SLA
    • Email support with SLA

Which should you pick?

Choose Apache Druid if

  • You need real-time ingestion.
  • You want to start without paying.
  • You work on Self-hosted, API.
  • You also want sub-second queries.
Apache Druid review

Choose Deno if

  • You want to start without paying.
Deno review

Questions people ask

Is Apache Druid or Deno better?
Neither clearly leads. Apache Druid starts at Free and Deno at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Apache Druid or Deno?
Apache Druid starts at Free and Deno at Free.
Does Apache Druid or Deno run on more platforms?
Apache Druid runs on Self-hosted, API. Deno runs on Web.
Can I use Apache Druid for free?
Both have a free tier, so you can try either at no cost before committing.
What is Apache Druid best used for?
Apache Druid is most often used 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. Of those, real-time analytics platforms ingesting millions of events per second from streaming sources and applications requiring sub-second queries over high-cardinality datasets (billions to trillions of rows) are not what Deno is typically brought in for.
What can Apache Druid do that Deno cannot?
Apache Druid covers Real-time Ingestion, Sub-second Queries, Column-oriented Storage, Streaming Integration.

Answered from the vendors’ own pages

Apache Druid: 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
Deno: How much does Deno Deploy cost?

Deno Deploy offers a free tier at $0/month, Pro at $20/month, and Builder at $200/month. Enterprise has custom pricing. All plans include base request and bandwidth limits, with overage charges for additional usage.

Source
Apache Druid: 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
Deno: What are Deno Deploy's overage charges?

Egress bandwidth overages cost $0.20 per GB. CPU time overages are $0.10 per hour on Pro and Builder tiers. Memory time and KV database operations also incur charges beyond included limits.

Source
Apache Druid: 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
Deno: How many apps can I deploy on Deno's free plan?

The free tier includes 10 apps with up to 1 concurrent build. Pro tier supports 50 apps with 3 concurrent builds, and Builder supports 10,000 apps with 20 concurrent builds.

Source
Deno: How many team members can access Deno Deploy?

The free tier supports up to 3 team members. Pro supports 10 team members. Builder supports 25 team members. Enterprise has custom seat limits.

Source
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