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Deno vs JetBrains IntelliJ IDEA

Deno logo

Deno

Developer Tools

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

From
Free
Free plan
Yes
Full reviewWebsite
JetBrains IntelliJ IDEA logo

JetBrains IntelliJ IDEA

Technology

The Leading Java and Kotlin IDE

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Deno egress bandwidth overage costs $0.20/GB which can become expensive for high-traffic applications; JetBrains IntelliJ IDEA high memory consumption and slower startup time compared to lightweight editors like Visual Studio Code
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Deno and JetBrains IntelliJ IDEA actually diverge.

Attributes where Deno and JetBrains IntelliJ IDEA differ
AttributeDenoJetBrains IntelliJ IDEA
Pricing modelfreemiumUnknown
PlatformsWebmacOS, Windows, Linux
CategoryDeveloper ToolsTechnology
FoundedUnknown2000

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

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 Deno

Nothing recorded that JetBrains IntelliJ IDEA does not also cover.

Only in JetBrains IntelliJ IDEA

  • Smart code completion
  • Framework support
  • Refactoring tools
  • Debugging & profiling
  • Version control
  • Database tools
  • Build tools
  • Testing frameworks

What people use each for

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

Deno

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

JetBrains IntelliJ IDEA

  • Enterprise Java developmentnot Deno
  • Spring applicationsnot Deno
  • Android appsnot Deno
  • Web applicationsnot Deno
  • Microservicesnot Deno

Where each one falls short

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

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

JetBrains IntelliJ IDEA

  • High memory consumption and slower startup time compared to lightweight editors like Visual Studio Code
  • Refactoring can sometimes increase code line count and doesn't effectively support all modern programming languages
  • Occasionally misses dependencies between files requiring full rebuilds for consistency
  • Expensive subscription costs for Ultimate edition compared to open-source alternatives like Eclipse
  • Not all class name references are updated reliably when using search and replace functionality

Pricing, plan by plan

Deno

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

JetBrains IntelliJ IDEA

Free
  • Community EditionFree
    • Java, Kotlin, Scala development
    • Python, Go, Rust, PHP, Ruby support
    • Spring Boot integration
  • Ultimate (Individual)$19.9/month
    • All Community Edition features
    • Advanced web development tools
    • JavaScript, TypeScript, React support
  • All Products Pack (Individual)$29.9/month
    • IntelliJ IDEA Ultimate
    • PyCharm Professional
    • WebStorm

Which should you pick?

Choose Deno if

  • You want to start without paying.
Deno review

Choose JetBrains IntelliJ IDEA if

  • You need smart code completion.
  • You want to start without paying.
  • You work on macOS, Windows, Linux.
  • You also want framework support.
JetBrains IntelliJ IDEA review

Questions people ask

Is Deno or JetBrains IntelliJ IDEA better?
Neither clearly leads. Deno starts at Free and JetBrains IntelliJ IDEA at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Deno or JetBrains IntelliJ IDEA?
Deno starts at Free and JetBrains IntelliJ IDEA at Free.
Does Deno or JetBrains IntelliJ IDEA run on more platforms?
Deno runs on Web. JetBrains IntelliJ IDEA runs on macOS, Windows, Linux.
Can I use Deno for free?
Both have a free tier, so you can try either at no cost before committing.
What is Deno best used for?
Deno is most often used for running typescript natively without transpilation overhead, migrating node.js applications to secure-by-default runtime, deploying edge functions and serverless containers seamlessly, consolidating developer tools into single binary. Of those, running typescript natively without transpilation overhead and migrating node.js applications to secure-by-default runtime are not what JetBrains IntelliJ IDEA is typically brought in for.
What can Deno do that JetBrains IntelliJ IDEA cannot?
JetBrains IntelliJ IDEA covers Smart code completion, Framework support, Refactoring tools, Debugging & profiling.

Answered from the vendors’ own pages

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
JetBrains IntelliJ IDEA: Is there a free version of IntelliJ IDEA?

Yes, IntelliJ IDEA Community Edition is completely free for personal, educational, and commercial use. As of IntelliJ IDEA 2025.3, the Community Edition has been unified with Ultimate, maintaining all core functionality free including Java, Kotlin, Scala, Python, Go, Rust, PHP, and Ruby support.

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
JetBrains IntelliJ IDEA: What programming languages does IntelliJ IDEA support?

IntelliJ IDEA supports Java, Kotlin, Scala, Python, Go, Rust, PHP, Ruby, JavaScript, TypeScript, and more. The free Community Edition includes support for all major languages with new features in Spring, Jakarta EE, Thymeleaf, and other frameworks.

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
JetBrains IntelliJ IDEA: Can I use IntelliJ IDEA with Spring Boot?

Yes, IntelliJ IDEA has built-in Spring Boot integration including the Spring Initializr project wizard, automatic dependency management with Maven and Gradle, code inspections for Spring frameworks, and direct project creation from Spring Initializr.

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
JetBrains IntelliJ IDEA: Does IntelliJ IDEA support Git version control?

Yes, IntelliJ IDEA includes comprehensive Git integration allowing users to create Git repositories, commit changes, push to GitHub, create and merge branches, resolve conflicts, and investigate file history directly from the IDE.

Source
JetBrains IntelliJ IDEA: How much does IntelliJ IDEA Ultimate cost?

IntelliJ IDEA Ultimate subscription starts at $19.90 per month for Individual plans or $29.90 for the All Products Pack. Long-term discounts apply: 20% off year 2 and 40% off year 3 and beyond, reducing the annual cost significantly for loyal users.

Source
JetBrains IntelliJ IDEA: What are the main differences between IntelliJ IDEA and Eclipse?

IntelliJ IDEA offers a cleaner UI and more powerful code assistance capabilities compared to Eclipse's more complex interface. IntelliJ provides better refactoring tools, superior code completion, and optimized performance, while Eclipse remains free and open-source with a larger plugin ecosystem.

Source
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