Sometimes you need to Merge multiple JSON files into one HTML file, you can use Withdata DataFileConverter as JSON Merger (Combiner)
Works GREAT in 2025.
Support Windows, Linux, and macOS.
Can run in GUI mode, Step by Step, just a few mouse clicks.
Can run in CLI (Command Line Interface), for Scheduled Tasks and Streams, for Automation.
After merging JSON in GUI, and Saving "Merge JSON" session, then you can:
After merging JSON in Command Line, then you can schedule and automate "Merge JSON" conversion task by: