HOW TO ADD: Copy and paste the bookmarklet boxes into your bookmark bar (located under your URL box), and they will be added. You can right-click them and press "Edit" to change the bookmark name and URL.
Highlight the JS code with your mouse and then drag it into your bookmark bar. If bookmark bar is not showing do Ctrl+Shift+B
javascript:(function()%7Bvar theId %3D window.location.href%3Bvar theOtherId %3D window.location.href%3Bvar YouTube %3D "youtube"%3Bvar YouTube2 %3D "https%3A%2F%2Fyoutu.be%2F"%3Bvar YouTube3 %3D "http%3A%2F%2Fyoutu.be%2F"%3Bvar YouTube4 %3D "youtu.be%2F"%3Bif (theId.indexOf(YouTube) >%3D 0) %7Bvar string %3D theId.split('%3D')%3BtheId %3D string%5B1%5D%3B%7Dif (theId.indexOf(YouTube2) >%3D 0) %7Bvar sString %3D theId.split('%2F')%3BtheId %3D sString%5B3%5D%3B%7Dif (theId.indexOf(YouTube3) >%3D 0) %7Bvar ssString %3D theId.split('%2F')%3BtheId %3D ssString%5B3%5D%3B%7Dif (theId.indexOf(YouTube4) >%3D 0) %7Bvar sssString %3D theId.split('%2F')%3BtheId %3D sssString%5B3%5D%3B%7Dvar newId %3D theId.match(%2F.%7B1%2C11%7D%2Fg)%3Bvar otherId %3D theOtherId.split('%26')%3BotherId.splice(0%2C 1)%3Bvar otherPartId %3D "%3F" %2B otherId%5B0%5D%3BotherId.splice(0%2C 1)%3Bfor(i %3D 0%3B i<otherId.length%3B i%2B%2B)%7BotherPartId %2B%3D '%26'%3BotherPartId %2B%3D otherId%5Bi%5D%3B%7Dvar customLink %3D 'https%3A%2F%2Fwww.youtube-nocookie.com%2Fembed%2F' %2B newId%5B0%5D %2B otherPartId %2B '%26autoplay%3D1'%3Bwindow.location.href %3D '' %2B customLink%7D)()
(function()%7B(function() %7Bvar x %3D document.createElement("script")%3Bx.src %3D "https%3A%2F%2Fcdn.jsdelivr.net%2Fgh%2FSnowLord7%2Fdevconsole%40master%2Fmain.js"%3Bx.onload %3D alert("Loaded Developer Console!")%3Bdocument.head.appendChild(x)%3B%7D)()%7D)()
Check again in a few days!