Filestack vs tus.io: What are the differences?

Filestack: Easy, Powerful File Uploads. Filepicker helps developers connect to their users' content. Connect, Store, and Process any file from anywhere on the Internet; tus.io: Open protocol and implementations for resumable file uploads. Open protocol for resumable file uploads.

Filestack and tus.io can be categorized as "File Uploads" tools.

Some of the features offered by Filestack are:

• Connect your app to everything from Dropbox to Gmail in just 2 lines of code and let Filepicker.io handle the mess of uploading files - we give you a clean, short URL that is easy to store and read from.
• Your files are stored in your existing S3 bucket. We handle all the complicated javascript and backend APIs to give you a clean and elegant way of saving files directly to your S3 bucket.
• To make it even easier to work with user content, we enable image post-processing. This way, regardless of what type of file a user uploads from the Cloud or their local device, you can be sure it's in exactly the right size. To convert an image, take the filepicker url and append /convert, along with query parameters specifying what you want to change.

On the other hand, tus.io provides the following key features:

• HTTP-based
• Production-ready
• Open source

tus.io is an open source tool with 865 GitHub stars and 64 GitHub forks. Here's a link to tus.io's open source repository on GitHub.