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Lightrun for

Lightrun offers a free, easy-to-install plugin for VSCode for the web ( Lightrun's plugin is compatiable with the Lightrun desktop plugin version, with a few minor limitations.

Installing Lightrun for does not require authentication or any additional downloads to function.

  1. Go to in your browser.

  2. Select Extensions in the left sidebar.


    Alternatively, to open the EXTENSIONS sidebar, use the keyboard shortcuts:

    • Ctrl+Shift+X (MS Windows and Linux)
    • Cmd+Shift+X (MacOS)

    Open The Extension Sidebar --half

  3. Search for Lightrun in the input box and click Install.

    Install Lightrun --half

    Once installed, The Lightrun plugin icon Lightun VSCode plugin icon will appear in your VSCode left sidebar

  4. Click to open the Lightrun sidebar.

    Open Lightrun Sidebar --half

  5. Click Sign In to authenticate to the plugin.

    Sign in to Lightrun --half

  6. After logging in or signing up, in the first onboarding page, choose and your language of choice:

    Select IDE and Language --half

  7. Depending on the language you choose, you will be directed to install the relevant Lightrun agent. Please see below for detailed instructions for each supported runtime:

Known limitations

Given that Lightrun for operates entirely within your browser, it's subject to certain limitations when compared to the full-fledged Lightrun experience directly integrated into your IDE. The following features are not supported:

Last update: June 6, 2024