
Description: JSON Online Viewer is a free web-based tool to view, edit, format, analyze, and validate JSON data. It allows you to paste or upload JSON documents and provides a tree view to easily navigate large JSON files.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: json-xls.com is a free online service that allows you to easily convert JSON data into Excel spreadsheets. It provides a simple interface to paste or upload your JSON and download it as a fully-formatted Excel file.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API