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Best web apps for IDE in 2026

The best web apps for IDE, ranked by what people rate them. All of them run in your browser. StackBlitz, Replit and CodeSandbox lead the list. 3 of them are free or have a free plan.

3 apps · 3 free or with a free plan · Updated October 2026

3 apps for IDE

Best rated first. Paid placements never change this order.

  1. 1

    StackBlitz

    Run full Node.js projects inside your browser tab.

    Developer ToolsNewFreemium

    Open
  2. 2

    Replit

    Write, run and host code from your browser, with an AI agent.

    Developer ToolsNewFreemium

    Open
  3. 3

    CodeSandbox

    Cloud development environments that open in seconds.

    Developer ToolsNewFreemium

    Open

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