Eclipse

C/C++ Integrated Development Environments, Integrated Development Environment (IDE)
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free★★★★★★★★☆☆8.4

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TL;DR

Eclipse is a free and open source integrated development environment (IDE) — best known for Java development, but extensible via plugins to support many languages and workflows.

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Key Facts

VendorEclipse Foundation
Best fit
EnterpriseMid-MarketSMB

Free version: Eclipse IDE is free and open source, released under the Eclipse Public License.

Pricing

Starting at Free and open source

Free TierWindowsMacLinux
Most Popular

Eclipse IDE (Open Source)

Free
Ongoing (open source)
Desktop (Windows, Mac, Linux)
  • Java development with strong tooling and debugging
  • Plugin ecosystem for additional languages and tools
  • Git integration via egit and other plugins
  • Maven and build tool integration
  • Database tooling via DB IDE

Additional Pricing Information

Eclipse is free and open source — no license cost. Organizations may invest in enterprise support, training, or commercial plugins, but the core IDE is free.

Details

What is Eclipse?

Eclipse is a free and open source integrated development environment, best known as the Java IDE — and for good reason: the Java tooling, debugging, formatting, and documentation support are strong. But Eclipse's real differentiator is its plugin ecosystem: via the marketplace, teams can add support for additional languages, unit testing, code formatting, database tooling, and more, making Eclipse a flexible platform rather than a single-language IDE. Git integration via egit, Maven integration, and build tool support keep the development workflow inside the IDE. On TrustRadius, Eclipse scores 8.4 out of 10 across 418 reviews; reviewers praise the Java development, plugin ecosystem, ease of use for Java, and the free price, while flagging performance issues when multiple plugins are added, UI complexity for beginners, and occasional bugs. The reviewer base is heavily engineering (83.1%), with strong representation from professional services and IT. Eclipse is free and open source under the Eclipse Public License, available on Windows, Mac, and Linux. The main competitor for Java-heavy teams is IntelliJ IDEA; for multi-language teams that want a lighter, faster editor, Visual Studio Code; for Python-first teams, PyCharm. Eclipse's value proposition is strong — free, powerful, extensible — but the time cost of tuning the environment and managing plugin bloat is real.

Key Features

  • *Java Development** — Strong Java tooling with debugging, formatting, and documentation
  • *Plugin Ecosystem** — Marketplace for additional languages, tools, unit testing, and code formatting
  • *Git Integration** — egit and other plugins for source control inside the IDE
  • *Maven Integration** — Seamless Maven adoption for project dependency management
  • *Database Tooling** — DB IDE for connecting to and managing databases
  • *Multi-Language Support** — Support for many languages and file types via plugins
  • *Free and Open Source** — No license cost, released under the Eclipse Public License
  • *Workspace Management** — Multiple workspace support for organizing projects

Who is it for?

  • Java development teams that want a powerful, free, open source IDE with strong debugging and tooling
  • Teams that want an extensible IDE and are willing to invest in plugin selection and environment tuning
  • Organizations that value the free price and open source model
  • Teams already using Eclipse-based products or the Eclipse ecosystem
  • Developers who want Git, Maven, and database tooling inside the IDE

Who is it NOT for?

  • Teams that want a fast, lightweight, out-of-the-box experience — IntelliJ IDEA or VS Code may be better
  • Teams frustrated by performance issues when multiple plugins are added — be selective with plugins
  • Beginners who find the UI hard to navigate — budget for onboarding
  • macOS users who want a smooth experience — macOS support has been uneven
  • Teams whose primary language is Python — PyCharm is the stronger Python IDE

The Bottom Line

Eclipse is a powerful, free, open source IDE with genuinely strong Java tooling and a massive plugin ecosystem — and the 8.4 TrustRadius score reflects real satisfaction with the development experience, especially for Java teams. The compromises are real too: plugin bloat and performance issues, UI complexity for beginners, and occasional bugs. The free price is genuine, but the time cost of tuning the environment is not zero. For Java-heavy teams that want a powerful, free IDE and are willing to invest in plugin selection and onboarding, Eclipse is a strong choice. For teams that want a faster, lighter, out-of-the-box experience, IntelliJ IDEA or VS Code; for Python-first teams, PyCharm. Eclipse's value is strong — free, powerful, extensible — but the rough edges are real and the time cost of managing them is real.

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