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Eclipse Theia Alternatives

Eclipse Theia is described as 'With Theia you can develop one IDE and run it in browsers or native desktop application from a single source. Theia is designed in a modular way to allow extenders and adopters customizing and extending every aspect of it' and is a IDE in the development category. There are nine alternatives to Eclipse Theia for a variety of platforms, including Linux, Mac, Windows, Online / Web-based and Self-Hosted solutions. The best alternative is Visual Studio Code, which is free. Other great apps like Eclipse Theia are VSCodium, Codiad, Icecoder and Atheos IDE.

Eclipse Theia alternatives are mainly Code Editors but may also be IDEs or Text Editors. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Eclipse Theia.
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  • FreeOpen Source
  • Mac
  • Windows
  • Linux
  • Self-Hosted
  • Electron / Atom Shell
  • Code - OSS (vscode)

With Theia you can develop one IDE and run it in browsers or native desktop application from a single source. Theia is...

Learn more about Eclipse Theia

  1. Visual Studio Code is a free, lightweight, and extensible code editor for building web, desktop, and mobile applications, using any programming language and framework.

    ⚫︎ Extensible by Plugins/ExtensionsVisual Studio Code can be extended with add-ons, plugins and extensions.
    ⚫︎ LightweightVisual Studio Code consumes less device resources compared to similar apps.
    ⚫︎ CustomizableVisual Studio Code is easy to customize with themes or similar features.
    ⚫︎ AutocompletionVisual Studio Code can predict and complete the rest of a word or phrase you're typing.
    ⚫︎ Syntax HighlightingVisual Studio Code supports syntax highlighting for various programming and markup languages.
    ⚫︎ Dark ModeVisual Studio Code supports dark mode for comfortable usage in low light conditions.
    ⚫︎ Support for MarkDownVisual Studio Code supports MarkDown for document formatting.
    ⚫︎ No registration requiredYou can use most of the features in Visual Studio Code without registration.
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  2. 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.

    ⚫︎ No TrackingVSCodium will not track or use your personal data.
    ⚫︎ CustomizableVSCodium is easy to customize with themes or similar features.
    ⚫︎ Privacy focusedVSCodium is considered a privacy friendly alternative.
    ⚫︎ Extensible by Plugins/ExtensionsVSCodium can be extended with add-ons, plugins and extensions.
    ⚫︎ Works OfflineVSCodium can be used without the need to connect to the internet.
    ⚫︎ No registration requiredYou can use most of the features in VSCodium without registration.
    ⚫︎ LightweightVSCodium consumes less device resources compared to similar apps.
    ⚫︎ Syntax HighlightingVSCodium supports syntax highlighting for various programming and markup languages.
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  3. Codiad icon

    Codiad

    • FreeOpen Source
    • Self-Hosted

    Codiad is an open source, web-based, cloud IDE and code editor with minimal footprint and requirements

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    Discontinued

    "Given its age and number of viable alternatives now available, Codiad is no longer under active maintenance by core contributors."https://github.com/Codiad/Codiad/commit/19c9223d70ca0eb164b6891b6e1350c75a62e8f2

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  4. Icecoder icon

    Icecoder

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online

    A lightweight yet powerful IDE/code editor that comes in both Web and desktop editions, the latter written with PHP and including choices for several platforms (Windows, Linux, Mac).

    ⚫︎ Dark ModeIcecoder supports dark mode for comfortable usage in low light conditions.
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  5. Atheos IDE icon

    Atheos IDE

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted

    Atheos is a web-based IDE framework with a small footprint and minimal requirements, built on top of Codiad by FluidByte and the Codiad Team.

    ⚫︎ Syntax HighlightingAtheos IDE supports syntax highlighting for various programming and markup languages.
    ⚫︎ AutocompletionAtheos IDE can predict and complete the rest of a word or phrase you're typing.
    ⚫︎ Extensible by Plugins/ExtensionsAtheos IDE can be extended with add-ons, plugins and extensions.
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  6. Squircle IDE icon

    Squircle IDE

    • FreeOpen Source
    • Android
    • Android Tablet
    • F-Droid

    Squircle IDE currently supports coding in the following programming languages: ActionScript, C, C++, C#, Groovy, HTML, Java, JavaScript, Json, Julia, Kotlin, Lisp, Lua, Markdown, PHP, Python, Ruby, Shell, Smali, SQL, Toml, TypeScript, Visual Basic, XML and YAML.

    ⚫︎ Syntax HighlightingSquircle IDE supports syntax highlighting for various programming and markup languages.
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  7. Lapce icon

    Lapce

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    Lightning-fast and Powerful Code Editor written in Rust.

    ⚫︎ Extensible by Plugins/ExtensionsLapce can be extended with add-ons, plugins and extensions.
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  8. JetBrains Fleet icon

    JetBrains Fleet

    • FreeProprietary
    • Mac
    • Windows
    • Linux

    Built from scratch, based on 20 years of experience developing IDEs. Fleet uses the IntelliJ code-processing engine, with a distributed IDE architecture and a reimagined UI.

    ⚫︎ LightweightJetBrains Fleet consumes less device resources compared to similar apps.
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  9. OpenVSCode Server

    • FreeOpen Source
    • Linux
    • Online
    • Self-Hosted
    • Docker

    OpenVSCode Server provides a version of Code - OSS (vscode) that runs a server on a remote machine and allows access through a modern web browser. It's based on the very same architecture used by .

    ⚫︎ Real time collaborationMultiple users can work together in OpenVSCode Server simultaneously.
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Showing 9 of 9 alternatives