Kanji with Same Radical = Same On'yomi Reading Cases (Apparently Semantic-Phonetic Composition)

I don’t know much about this phenomenon, but I believe/think there is a script for this:

Just in case you weren’t aware of it.
Essentially, in my understanding, when learning/reviewing a kanji, this script displays a number of kanji based on the same phonetic components and lists whether the reading is similar to/the same as the kanji you’re currently viewing.