The recommended way to install the extension is by using Composer:
composer require evoweb/ew-llxml2xliff
Download and install the extension with the extension manger module or directly from the TER.
The transition_conversion_convert_transfer_motion_icon_196300.svg was downloaded with the licence information:
Author: ibob icon
Licence: Free for commercial use
Source: https://icon-icons.com/de/symbol/%C3%BCbergang-Konvertierung-konvertieren-transfer-motion/196300