Comparison

Eclipse vs IntelliJ IDEA

On the evidence we track, IntelliJ IDEA leads this comparison with a composite score of 52/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Eclipse full profile →IntelliJ IDEA full profile →

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Eclipse40

★IntelliJ IDEA52

Attribute comparison across 2 tools
Attribute	Eclipse	IntelliJ IDEALeader
vioscaleAI score	40 / 100low · 29%	52 / 100medium · 72%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	commercial	freemium
Price levelpricing.price_level	free	low
Integrations
Countintegrations.count	12	9
Security
Certificationssecurity.certifications	-	SOC 2 Type II
Disclosure policysecurity.disclosure_policy	✓	✓
Gdprsecurity.gdpr	✓	✓
Scorecardsecurity.scorecard	-	4.4
Soc2security.soc2	-	✓
Trust centersecurity.trust_center	https://www.eclipse.org/security/news/	https://www.jetbrains.com/company/commitment/compliance-highlights/
Vulnerabilitiessecurity.vulnerabilities	-	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=com.intellij%3Aannotations&per_page=100 · Last 12m: 0
Reliability
Status pagereliability.status_page	✓	✓
Adoption
Dependent reposadoption.dependent_repos	-	890
Github starsadoption.github_stars	10	20,630
Activity
Commits last 30dactivity.commits_last_30d	2	100
Release
Cadence daysrelease.cadence_days	-	2
Historyrelease.history	-	20 items
License
Spdxlicense.spdx	EPL-2.0	-
Language
Primarylanguage.primary	Makefile	Java
Market
Availabilitymarket.availability	Available worldwide · HQ BE	-
Content
Faqcontent.faq	8 items	4 items

Score

vioscaleAI score

Eclipse40 / 100low · 29%

IntelliJ IDEA52 / 100medium · 72%

Pricing

Free tier

Eclipse✓

IntelliJ IDEA✓

Model

Eclipsecommercial

IntelliJ IDEAfreemium

Price level

Eclipsefree

IntelliJ IDEAlow

Integrations

Count

Eclipse12

IntelliJ IDEA9

Security

Certifications

Eclipse–

IntelliJ IDEASOC 2 Type II

Disclosure policy

Eclipse✓

IntelliJ IDEA✓

Gdpr

Eclipse✓

IntelliJ IDEA✓

Scorecard

Eclipse–

IntelliJ IDEA4.4

Soc2

Eclipse–

IntelliJ IDEA✓

Trust center

Eclipsehttps://www.eclipse.org/security/news/

IntelliJ IDEAhttps://www.jetbrains.com/company/commitment/compliance-highlights/

Vulnerabilities

Eclipse–

IntelliJ IDEACount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=com.intellij%3Aannotations&per_page=100 · Last 12m: 0

Reliability

Status page

Eclipse✓

IntelliJ IDEA✓

Adoption

Dependent repos

Eclipse–

IntelliJ IDEA890

Github stars

Eclipse10

IntelliJ IDEA20,630

Activity

Commits last 30d

Eclipse2

IntelliJ IDEA100

Release

Cadence days

Eclipse–

IntelliJ IDEA2

History

Eclipse–

IntelliJ IDEA20 items

License

Spdx

EclipseEPL-2.0

IntelliJ IDEA–

Language

Primary

EclipseMakefile

IntelliJ IDEAJava

Market

Availability

EclipseAvailable worldwide · HQ BE

IntelliJ IDEA–

Content

Faq

Eclipse8 items

IntelliJ IDEA4 items

Capabilities

Feature-by-feature on the axes that matter for ides & code editors. “-” means undocumented, not absent.

Capability comparison for IDEs & Code Editors
Capability	Eclipse	IntelliJ IDEA
Core
Type	Full IDE	Full IDE
Language scope	Polyglot	Polyglot
Deployment
Deployment	Both	Desktop
Platform support
OS support	Windows, macOS, Linux	Windows, macOS
Base platform	Original	Original
Extensibility
Extensibility	Plugins	Plugins
DX
LSP / DAP support	✓	-
Remote / dev-containers	-	✓
Integrated debugger / profiler	✓	✓
Code intelligence depth	IDE-grade	IDE-grade
Built-in git integration	✓	-
AI
Built-in AI	-	Native
Licensing
Openness	Open-source	Open-core
Pricing
Pricing model	Free	Per-seat subscription

Core

Type

EclipseFull IDE

IntelliJ IDEAFull IDE

Language scope

EclipsePolyglot

IntelliJ IDEAPolyglot

Deployment

EclipseBoth

IntelliJ IDEADesktop

Platform support

OS support

EclipseWindows, macOS, Linux

IntelliJ IDEAWindows, macOS

Base platform

EclipseOriginal

IntelliJ IDEAOriginal

Extensibility

EclipsePlugins

IntelliJ IDEAPlugins

LSP / DAP support

Eclipse✓

IntelliJ IDEA-

Remote / dev-containers

Eclipse-

IntelliJ IDEA✓

Integrated debugger / profiler

Eclipse✓

IntelliJ IDEA✓

Code intelligence depth

EclipseIDE-grade

IntelliJ IDEAIDE-grade

Built-in git integration

Eclipse✓

IntelliJ IDEA-

Built-in AI

Eclipse-

IntelliJ IDEANative

Licensing

Openness

EclipseOpen-source

IntelliJ IDEAOpen-core

Pricing

Pricing model

EclipseFree

IntelliJ IDEAPer-seat subscription

What each one is

The product in its own terms, so the numbers below have context.

Eclipse

Eclipse Foundation is a global organization supporting over 450 open source projects with 15,000+ contributors, providing integrated development environments, platforms, and tools for software development across embedded systems, enterprise automation, mobile, and other domains.

Independently observed

IntelliJ IDEA

Leader

Professional integrated development environment for Java and Kotlin with built-in AI assistance for code generation and validation. Includes integrated debugging, testing, database tools, and application profiling in a unified interface.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Eclipse

Open sourceFree tier

as of 2026-08-13verify ↗

IntelliJ IDEA

Leader

SubscriptionFree tier30-day trial

as of 2026-09-14verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Eclipse	IntelliJ IDEA
WebPlatforms	✓	✗
macOSPlatforms	✓	✓
WindowsPlatforms	✓	✓
LinuxPlatforms	✓	✗
Cloud / SaaSDeployment	✓	-
Self-hostedDeployment	✓	-

Platforms

Web

Eclipse✓

IntelliJ IDEA✗

macOS

Eclipse✓

IntelliJ IDEA✓

Windows

Eclipse✓

IntelliJ IDEA✓

Linux

Eclipse✓

IntelliJ IDEA✗

Deployment

Cloud / SaaS

Eclipse✓

IntelliJ IDEA–

Self-hosted

Eclipse✓

IntelliJ IDEA–

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Eclipse

12 total

VS Code extensions
Monaco editor
Language Server Protocol
Arduino IDE
Code Composer Studio
Mbed Studio
QuickConnect Studio
logi.CLOUD
Martini Designer
Code RealTime
Smartface IDE
Eclipse GLSP

Independently observed

IntelliJ IDEA

Leader

10 total

Claude
GPT
Gemini
Grok
GitHub Copilot
Cursor
Junie
Claude Agent
Codex
Spring Framework

Independently observed

Still deciding?

Eclipse or IntelliJ IDEA: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.