Convert hci to flif Online: hci2flif

You can use Tom's Editor to easily convert images from
HCI, HR2 .HCI to Free Lossless Image Format .FLIF.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

HCI

HCI, HR2 is an image format with extension HCI.

FLIF

Free Lossless Image Format is an image format with extension FLIF.