Looks a lot like JSON Crack with added support for additional formats and not being open-source. Source: about 1 year ago

As we've seen in this article, there are many different tools available to help us work with JSON data. From visualizing and exploring data with JSON Crack, formatting it with JSON Formatter & Validator, converting it to other formats like CSV with Konklone.io, and validating it against a schema with JSON Schema — these tools can help make working with JSON data much easier and more efficient. - Source: dev.to / about 1 year ago

P.s Another useful tool for JSON is https://jsoncrack.com/ Here you can visualize your JSON data in a much more human readable way. Source: over 1 year ago

Look at https://uppy.io/ open source and lot of integrations. You can keep moving to different levels of abstraction as required and see some good practices of how things are done. - Source: Hacker News / about 1 month ago

I just found uppy. This will be the next one I use. https://uppy.io/. Source: 12 months ago

I’m building a photo sharing website and want to make it incredibly easy to upload photos. Of course I could just utilize AWS official packages but that’s pretty bare bones. I could also use next-s3-upload which is purpose built for Next and simplifies some things but is still fairly basic. But then there’s things like uppy that provides everything you’d ever need in an uploaded (third party sources, camera, etc.)... Source: about 1 year ago

Media file uploads with the Uppy JavaScript uploader plugin. Source: over 1 year ago

I would look at Uppy.js, I've used it in an enterprise application and it works super well, makes it super easy to do what you're trying to achieve with progress bars for each file. Source: over 1 year ago