# @umijs/plugin-block-devtool > @umijs/plugin-block-devtool. See our website [@umijs/plugin-block-devtool](https://umijs.org/plugins/plugin-block-devtool) for more information. ## Install Using npm: ```bash $ npm install --save-dev @umijs/plugin-block-devtool ``` or using yarn: ```bash $ yarn add @umijs/plugin-block-devtool --dev ```