How to Convert Multiple J2C Images to GLTF?
1. Download and Install reaConverter
First, grab reaConverter from the download button below. Installation is fast, and the software runs offline — no account or signup needed. Built-in editing tools let you resize, crop, or watermark as you convert.
2. Load your J2C files
Open reaConverter and add your J2C files. You can load individual files, entire folders, or even nested subfolders.
Drop your J2C files into the window or use File menu to browse and select folders.

3. Select GLTF as output format
Choose GLTF as the target format. Pick a destination folder or let reaConverter save files alongside the originals.

4. Start J2C to GLTF conversion
Hit Convert and let reaConverter do the work. The progress window shows status for each file in real time.

After conversion, find your GLTF files in the output folder. Click 'Show converted files' to open it directly.









