Run the following command in your project directory to install the specific S3 package: npm install @aws-sdk/client-s3 Use code with caution. Step 2: Write the Download Script
: A configured AWS profile or environment variables for authentication. download s3 node
import { S3Client, GetObjectCommand } from "@aws-sdk/client-s3"; import { createWriteStream } from "fs"; // 1. Initialize the S3 Client const s3Client = new S3Client({ region: "your-region" }); const downloadFile = async (bucketName, key, downloadPath) => { const command = new GetObjectCommand({ Bucket: bucketName, Key: key, }); try { const response = await s3Client.send(command); // 2. Stream the file content to a local write stream const writeStream = createWriteStream(downloadPath); response.Body.pipe(writeStream); return new Promise((resolve, reject) => { writeStream.on("finish", resolve); writeStream.on("error", reject); }); } catch (err) { console.error("Error downloading file:", err); } }; // Usage downloadFile("my-bucket-name", "path/to/remote-file.jpg", "./local-image.jpg"); Use code with caution. Key Considerations for Node.js S3 Downloads Get started with Node.js - AWS SDK for JavaScript Run the following command in your project directory
: A bucket containing the file you want to download. Step 1: Install the S3 Client Initialize the S3 Client const s3Client = new
To download files from Amazon S3 using Node.js , the modern approach is to use the . This version is modular, allowing you to install only the S3 client package instead of the entire SDK. Prerequisites Before you begin, ensure you have: Node.js installed : AWS recommends the latest LTS version.
The core command for downloading is GetObjectCommand . In Node.js, the file is returned as a in the Body property. javascript