GitHub # importmap-sandbox > [Import maps](https://wicg.github.io/import-maps/) allow web pages to control the behavior of JavaScript imports. Import maps is implemented on [Chromium 74~ experimentaly](https://caniuse.com/import-maps), so you have to enable **Experimental Web Platform features** flag on `chrome://flags/#enable-experimental-web-platform-features` if you want to try it. ```html ```