This Javascript app displays a kanji character's "breakdown view" -- all components subdivided -- with associations to related kanji sharing those components.
The JSON file is adapted from kanjidic2.xml, available from https://www.edrdg.org/wiki/index.php/KANJIDIC_Project (Old Page : https://www.edrdg.org/kanjidic/kanjd2index.html).
Try this apps : https://uchiwakekanji.github.io/jp/