1. picker选择器：react-native-pickers

demo2.gif

安装方式：

yarn add react-native-pickers
yarn add react-native-svg
react-native link react-native-svg

github地址：https://github.com/iberHK/react-native-picker

2. React-Native 多图片选择 支持裁剪 压缩：react-native-syan-image-picker

687474703a2f2f6f7935727a337266732e626b742e636c6f7564646e2e636f6d2f6769746875622f7379616e2d30312e676966.gif

安装方式：

// Step 1 基于 npm
npm install react-native-syan-image-picker --save

// 或是 yarn
yarn add react-native-syan-image-picker

// Step 2 执行 link
react-native link react-native-syan-image-picker

github地址：https://github.com/syanbo/react-native-syan-image-picker

3. React Native拍照、从相册选择、录像的实现 ：react-native-full-image-picker

album.gif
camera.gif

安装方式：

//Install by Yarn:
yarn add react-native-full-image-picker
//Install by NPM:
npm install --save react-native-full-image-picker

github地址：https://github.com/gaoxiaosong/react-native-full-image-picker