The Best Open Source Eclipse AlternativesTop IDEs & Code Editors like Eclipse

The best open source alternative to Eclipse is IntelliJ IDEA. If that doesn't suit you, our users have ranked more than 100 alternatives to Eclipse and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Eclipse are VSCodium, Apache NetBeans, Zed Editor and Geany.

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Alternatives list

  1. IntelliJ IDEA icon
     442 likes

    IntelliJ IDEA is the JetBrains IDE for pro development in Java and Kotlin. Built for your comfort, it unlocks productivity, ensures quality code, supports cutting-edge tech, and protects your privacy.

    65 IntelliJ IDEA alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
     
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    5
  2. VSCodium icon
     428 likes

    This repository contains a build file to generate FLOSS release binaries of Microsoft's Visual Studio Code - Open Source ("Code - OSS") project, the open source core of the proprietary Visual Studio Code.

    204 VSCodium alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Electron
    • Snapcraft
    • Homebrew
    • Chocolatey
     
  3. Apache NetBeans icon
     746 likes

    A free, open-source Integrated Development Environment for software developers. You get all the tools you need to create professional desktop, enterprise, web, and mobile applications with the Java language, C/C++, and even dynamic languages such as PHP, JavaScript, Groovy, and...

    98 Apache NetBeans alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
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    3
  4. Zed Editor icon
     125 likes

    Blazing fast code editor offering real-time multi-user collaboration, language-aware syntax highlighting, integrated terminal, multi-buffers for tab-free editing, built-in Vim mode, searchable outline, AI coding assistance, advanced keyboard commands, and cross-platform support.

    97 Zed Editor alternatives

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
     
  5. Geany icon
     579 likes

    Geany is a powerful, stable and lightweight programmer's text editor that provides tons of useful features without bogging down your workflow.

    157 Geany alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Snapcraft
    • Flathub
    • PortableApps.com
    • Flatpak
    • Haiku
     
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    1
  6. Neovim icon
     194 likes

    Refactored version of Vim, simplifying maintenance, improving developer contributions, and enabling new user interfaces. Features extensible plugin architecture, lightweight resource usage, syntax highlighting, no registration, ad-free, and distraction-free mode.

    109 Neovim alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Chocolatey
    • Flathub
    • Snapcraft
     
  7. GNU Emacs icon
     388 likes

    GNU Emacs is an extensible, customizable text editor—and more. At its core is an interpreter for Emacs Lisp, a dialect of the Lisp programming language with extensions to support text editing. The features of GNU Emacs include:

    185 GNU Emacs alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • Snapcraft
    • F-Droid
    • Haiku
    • Debian
    • MacPorts
    • Homebrew
     
  8. PyCharm icon
     298 likes

    Cross-platform IDE for Python and Django with refactoring capabilities, code completion, VCS integration, deployment, issue tracking, remote debugging, and Community Edition, though lacking database support and web technologies.

    58 PyCharm alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
  9. Code::Blocks icon
     255 likes

    Code::Blocks is a free C++ IDE built to meet the most demanding needs of its users. It is designed to be very extensible and fully configurable.

    60 Code::Blocks alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Linux
    • BSD
     
  10. Athas icon
     17 likes

    Lightweight, open-source code editor for Windows, Mac, and Linux featuring Vim keybindings, built-in Git support, agentic AI editing with multiple models, syntax highlighting, LSP for intelligent completion, fast performance, and efficient workflows.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  11. TextMate icon
     270 likes

    TextMate brings Apple's approach to operating systems into the world of text editors. By bridging UNIX underpinnings and GUI, TextMate cherry-picks the best of both worlds to the benefit of expert scripters and novice users alike.

    163 TextMate alternatives

    Cost / License

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
     
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