This project demonstrates two techniques for uploading large files to AWS-S3: one where chunks are created on the frontend and uploaded using the AWS multipart API, and another where chunks are created on the backend and uploaded using the AWS SDK 3 upload parallel technique.

Creating Chunks on Frontend, then sending them to Backend and uploading to S3 bucket using AWS multipart upload API.

Backend Folder: backend

To run this code: Install the required npm modules, by running the below command.

npm install

Create a .env file by copying the sample.env file and updating the necessary values.

Finally run the code using below command

npm start

Folder Folder: frontend

To run this code:

Install http-server globally using npm by running npm install -g http-server

Navigate to the frontend folder.

Start the server by running http-server

Open the provided URL in your web browser.

Uploading complete file from frontend then Creating Chunks on Backend and doing parallel upload using AWS SDK 3

Backend Folder: backend2

To run this code: Install the required npm modules, by running the below command.

npm install

Create a .env file by copying the sample.env file and updating the necessary values.

Finally run the code using below command

npm start

Folder Folder: frontend2

To run this code:

Install http-server globally using npm by running npm install -g http-server

Navigate to the frontend folder.

Start the server by running http-server

Open the provided URL in your web browser.

Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change.