instaUnfollow.js

instaUnfollow.js

const getList = () => {
  let elems = document.getElementsByClassName("_2nunc");
  elems = [...elems];
  elems = elems.map(elem => elem.querySelector("a").innerHTML);
  elems = new Set(elems);
  return elems;
}

// Open followers tab
const followers = getList();

// Open following tab
const following = getList();

const notBack = [...following].filter(elem => !followers.has(elem))

for(let elem of containers){
    if(notBack.has(elem.querySelector("._2nunc").querySelector("a").innerHTML)){
        elem.querySelector("button").click();
    }
}