intellij-community VS theia

Compare intellij-community vs theia and see what are their differences.

theia

Eclipse Theia is a cloud & desktop IDE framework implemented in TypeScript. (by eclipse-theia)
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intellij-community theia
110 59
17,730 20,464
0.7% 1.1%
10.0 9.8
6 days ago 4 days ago
Java TypeScript
Apache License 2.0 Eclipse Public License 2.0
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

intellij-community

Posts with mentions or reviews of intellij-community. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2025-03-17.
  • Dirty code: trusted keeper of errors. Broken windows theory
    8 projects | dev.to | 17 Mar 2025
    The real-world example from IntelliJ IDEA Community Edition:
  • JetBrains Fleet drops support for Kotlin Multiplatform
    3 projects | news.ycombinator.com | 11 Feb 2025
  • VSCode's SSH Agent Is Bananas
    15 projects | news.ycombinator.com | 7 Feb 2025
    > from IntelliJ will require 1–3 plugins. 3 for Java, Docker, 3 plugins for React, npm, Prettier, SonarLint, Copilot, database, Gitlens, Maven

    How old is your copy of IJ that you need to download the Maven plugin? To the very best of my knowledge, every one of these in the "plugins" directory ships with IJ and is not something one needs to download from the JetBrains marketplace: https://github.com/JetBrains/intellij-community/tree/idea/25...

    I obviously can't link to the GitHub repo for IJ Ultimate but the DataGrip behavior is similarly bundled. What may be up for hair-splitting is that think they do use the concept of plugins as an update mechanism. That is: I don't think one could download a copy of IJ Ultimate that doesn't speak Java, Docker, npm, database, or Maven. But they do use plugins such that one could acquire a bug-fix to (e.g.) the Docker plugin without having to re-download the whole IJ

  • Weird Lexical Syntax
    4 projects | news.ycombinator.com | 2 Nov 2024
    I also believe this, and we're actually about half way there via MPS <https://github.com/JetBrains/MPS#readme> but I'm pretty sure that dream is dead until this LLM hype blows over, since LLMs are not going to copy-paste syntax trees until the other dream of a universal representation materializes[1]

    1: There have been several attempts at Universal ASTs, including (unsurprisingly) a JVM-centric one from JetBrains https://github.com/JetBrains/intellij-community/blob/idea/24...

  • 2024 Hacktoberfest
    2 projects | dev.to | 18 Oct 2024
    Hacktoberfest 2024 is here, and I’ve already contributed another pull request, this time to the IntelliJ IDEA repository! 🌟
  • Using Java Native Access (JNA) to call MacOS API
    1 project | dev.to | 22 Sep 2024
    Most of the code is from Intellij-Community (Apache License).
  • Building an IntelliJ Plugin with Debugger Integration
    3 projects | dev.to | 22 Sep 2024
  • Pragtical: The practical and pragmatic code editor
    8 projects | news.ycombinator.com | 20 Aug 2024
    https://github.com/pragtical/plugins/commit/54096a6461f5c034... makes me long for The One Grammar To Rule Them β„’

    I thought for a while that TextMate bundles[1] were that, especially since JetBrains[2], Linguist[3] and VSCode[4] honor them. However, in the spirit of "the good thing about standards ..." highlight.js does[5] almost the same thing that Pragtical does which makes me feel even worse

    I had high hopes for Tree-Sitter since it seems to have really won mindshare, but the idea of having an executable grammar spec[6] is ... well, no wonder it hasn't caught on outside of that specific ecosystem

    1: https://github.com/rspec/rspec.tmbundle/blob/1.1.12/Syntaxes...

    2: https://github.com/JetBrains/intellij-community/blob/idea/24...

    3: https://github.com/github-linguist/linguist/blob/v7.30.0/lib...

    4: https://github.com/microsoft/vscode-textmate

    5: https://github.com/highlightjs/highlight.js/blob/11.10.0/src...

    6: https://github.com/tree-sitter/tree-sitter/blob/v0.22.6/test...

  • Software Company HashiCorp Is Weighing a Potential Sale
    4 projects | news.ycombinator.com | 16 Mar 2024
    Also, no BuSL stupidity, they're all Apache 2 AFAIK: https://github.com/JetBrains/intellij-community/blob/idea/23...

    And the "all you can eat" toolbox license is just a staggeringly good deal, IMHO, which also comes with a "you can keep your license forever, just no updates" which is way different from setting subscription-based licensing money on fire when your license expires. Whoever came up with that should be applauded because it really drives down my "what about" anxiety of paying subscription money for IDEs

  • The Fossil Sync Protocol
    2 projects | news.ycombinator.com | 23 Feb 2024
    I readily admit I am not familiar enough with fossil to know about the impedance mismatch, but I'll point out that https://github.com/JetBrains/intellij-plugins/tree/idea/241.... https://github.com/JetBrains/intellij-community/tree/idea/24... https://github.com/JetBrains/intellij-community/tree/idea/24... https://github.com/JetBrains/intellij-community/tree/idea/24... may a long way toward finding how they think about those operations

theia

Posts with mentions or reviews of theia. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-09-29.
  • Visual Studio Code is designed to fracture
    20 projects | news.ycombinator.com | 29 Sep 2024
    MS is a bit weird. After realizing that most competent developers had left the MS ecosystem, they went for a Zeitenwende. But they did only for 90%.

    I wonder to what extent this halfheartedness should be ascribed to the MS org chart or to reasoning like "we should prevent a competent competitor to run away with our tools".

    In the mean time, there is a capable replacement named Theia [0] with none of the strings attached. We as a whole would do best to move to that one. [1]

    ___

    0. https://theia-ide.org/#theiaide

    1. That is to say: for vscode kind of experience. Native IDE's are unbeatable imho.

  • Show HN: Void, an open-source Cursor/GitHub Copilot alternative
    12 projects | news.ycombinator.com | 16 Sep 2024
    As someone who has recently tried to refactor our app atop of VSCode (treating it like a platform), we got burned by the UI design decisions that are not straightforward to overcome, let alone maintain. The closed-source MS marketplace did not help either towards our OSS goals.

    However, I found Theia (https://theia-ide.org) on HN (like a bunch of other cool things; this is one way I justify the time I spend/sink on this site) and find it a much better fit for our OSS goals (foundation owned, open-source marketplace) with full mod-ability while being compatible to VSCode extensions API (in theory). I recommend you look into it for your app.

  • Zed on Linux Is Here
    16 projects | news.ycombinator.com | 10 Jul 2024
    You should give Theia Ide [1] a try. It's plugin-compatible with VSCode, same user experience. It's slower to start and takes more memory but on my 3 y.o. intel Mac it is definitely snappier than VScode.

    [1] https://theia-ide.org/

  • The Eclipse Theia Platform
    1 project | news.ycombinator.com | 8 Jul 2024
  • Eclipse Theia IDE
    1 project | news.ycombinator.com | 7 Jul 2024
    No, it's not a fork.

    Theia reuses some components (like the Monaco code editor), but the reason it looks and feels a lot like VSCode is mostly that they decided to copy it.

    They explain the reasons for creating a VSCode clone here [1]. In short, VSCode is not really open source, and Theia wants the code to be both truly free and unencumbered by Microsoft's licensing and proprietary code, and also available to commercial vendors to use as the foundation for commercial products.

    This earlier HN discussion has a lot more discussion [2].

    I think the Eclipse people could have communicated all of this a lot better. When you put a VSCode clone in front of developers, your first task needs to be to explain how it's not a fork, and why it exists. The Theia site's front page [3] doesn't even mention VSCode by name.

    [1] https://blogs.eclipse.org/post/mike-milinkovich/eclipse-thei...

    [2] https://news.ycombinator.com/item?id=22738607

    [3] https://theia-ide.org/

  • Open Source 'Eclipse Theia IDE' Exits Beta to Challenge Visual Studio Code
    6 projects | news.ycombinator.com | 28 Jun 2024
    Collaboration capabilities are a high rank priority for me. After years of not really getting anywhere, there's been some promising movement this year, but still in long open draft form. https://github.com/eclipse-theia/theia/issues/2842
  • 13 FOSS tools that Developers would give up Pizza forπŸ‘‹πŸ•
    13 projects | dev.to | 24 Jun 2024
    Theia Github
  • How Secure Cloud Development Replaces Virtual Desktop Infrastructures
    1 project | dev.to | 19 Jun 2024
    Running containers online has been one of the most exciting recent trends in virtualization aligned with DevOps practices where containers are critical to enable efficient testing and deployments. CDE are accessed online with an IDE via network connection (Microsoft Visual Studio Code has such a feature as explained here) or using a Cloud IDE (an IDE running in a web browser such as Microsoft Visual Studio Code, Eclipse Theia and others.)
  • Eclipse Theia IDE gets a makeover
    1 project | news.ycombinator.com | 19 May 2024
  • I can't stand using VSCode so I wrote my own (it wasn't easy)
    10 projects | news.ycombinator.com | 21 Apr 2024
    As an alternative to VSCode, consider Theia[1].

    Open-source, runs all the VSCode extensions, etc.

    [1] https://theia-ide.org

What are some alternatives?

When comparing intellij-community and theia you can also consider the following projects:

vscode-kotlin - Kotlin language support for VS Code

vscodium - binary releases of VS Code without MS branding/telemetry/licensing

kotlin-vim - Kotlin plugin for Vim. Featuring: syntax highlighting, basic indentation, Syntastic support

Code-Server - VS Code in the browser

pylance-release - Documentation and issues for Pylance

openvscode-server - Run upstream VS Code on a remote machine with access through a modern web browser from any device, anywhere.

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