Merge multiple JSON files into one via CLI (Command Line Interface)

Sometimes you need to Merge multiple JSON files into one, you can use Withdata DataFileConverter as JSON Merger (Combiner)

Merge multiple JSON files into one using Withdata DataFileConverter

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.

Merge multiple JSON files into one in GUI

FAQ

How long does it take to merge JSON?

Is it safe to merge JSON using DataFileConverter?

Can I batch convert JSON files to JSON files?