# better-opn > A better opn. Reuse the same tab on Chrome for 👨‍💻. Inspire by [create-react-app](https://github.com/facebook/create-react-app) ## Install > `$ yarn add better-opn` > `$ npm install better-opn` ## Usage If you wish to overwrite the default browser, override `BROWSER` environment variable to your desired browser name (name is platform dependent). ```js const opn = require('better-opn'); opn('http://localhost:3000'); ``` ### Reuse tab by match host In case your app can navigate to another pathnames and still want to reuse opened tab, set environment variable `OPEN_MATCH_HOST_ONLY=true` can tell this program to find reusable tab by only match the host part of your URL. ```js process.env.OPEN_MATCH_HOST_ONLY = 'true'; opn('http://localhost:3000/foo/bar'); // This will reuse any tab with URL starting with http://localhost:3000/ ``` ## Author - [Michael Lin](https://michaellin.me)