The following devices will allow you to save locally and use a pure JSON file:
- EtherScope nXG
- CyberScope
- CyberScope Air
- AirCheck G3
- LinkRunner 10G
- LinkRunner G2
- LinkRunner AT-3000/4000
- There are several JSON to CSV apps out there. You can use https://json-csv.com/ to convert it and loaded it into Excel.
- Likewise Excel has an import JSON feature with lots of power builder features.
- There is an added chrome extension for JSON viewing. Extension https://chrome.google.com/webstore/detail/json-viewer/gbmdgpbipfallnflgajpaliibnhdgobh/related?hl=en-US
- Also you can save a screen shot using the JSON viewer on the unit.