The most efficient way to "download to S3 from a URL" is by . Instead of downloading the entire file to your disk and then uploading it, you pipe the data stream from the source URL directly into S3. This saves time, disk space, and memory, especially for large files. 1. Using Python (Boto3 & Requests)
Python is the most popular choice for this task. Using the Boto3 library , you can use upload_fileobj to handle the data as a stream. download to s3 from url
This method is ideal for files under 5 GB. For larger files, consider Multipart Uploads . 2. Using Node.js (AWS SDK v3) The most efficient way to "download to S3 from a URL" is by