Open Twitter App Userscript | See https://github.com/BandarHL/OpenTwitterSafariExtension

open-twitter-app.user.js

// ==UserScript==
// @name         Open Twitter App
// @version      1.0.7
// @author       Lentin
// @match        https://twitter.com/*
// @match        https://mobile.twitter.com/*
// @downloadURL  https://gist.github.com/codexss/eb5ae8fa5ff85112e091d6f4e0f48f3f/raw/open-twitter-app.user.js
// @updateURL    https://gist.github.com/codexss/eb5ae8fa5ff85112e091d6f4e0f48f3f/raw/open-twitter-app.user.js
// @homepage     https://gist.github.com/codexss/eb5ae8fa5ff85112e091d6f4e0f48f3f/
// ==/UserScript==

var locationArr = window.location.pathname.split("/").reverse()
if (locationArr[0] && !locationArr[1]) {
    if (locationArr[0] === "home") {
        window.location.href = `twitter://timeline`
    } else {
        window.location.href = `twitter://user?screen_name=${locationArr[0]}`
    }
} else if (locationArr[0] && locationArr[1] === "status") {
    window.location.href = `twitter://status?id=${locationArr[0]}`
}