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Adds a multiline JavaScript console to the Chrome developer tools.

NOTE: I do not plan to update this extension to Manifest V3, meaning it will no longer be compatible with Chrome 127+ (June 2024). Chrome Dev Tools' built-in Snippets editor has a lot of the same functionality (click the Sources pane, then choose Snippets in the left sidebar) if you also "Show console drawer" (hit Escape). It should be possible to get a horizontal layout using something like this: ---- Adds a panel to the Chrome Developer Tools that provides a multi-line split console, like in Firefox. Includes: - Vertical split style multiline REPL - Syntax highlighting and nice editor things thanks to Ace Editor - Pretty-printed output - "Run" button or CTRL+Enter to execute code - "Clear" button to clear REPL - "History" drop-down to restore previously executed code Compared to Chrome Dev Tools' built-in Snippets editor, BigConsole aims to help users iterate and try out code faster. Where Snippets is more like a light IDE, BigConsole is simpler and geared towards iterating on code as quickly as possible in a multiline, syntax-highlighted REPL. The code is available at

4.2 out of 529 ratings

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could not get it to work its garbage

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benderMar 19, 2024

cool! but will be cooler if will be hotkey for run code! hope it will be done.

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NikolasJan 31, 2023


1 out of 2 found this helpful


  • Version
  • Updated
    December 5, 2023
  • Offered by
    Isaac Sukin (IceCreamYou)
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