This one is https://hacks.mozilla.org/2013/10/introducing-togetherjs https://hacks.mozilla.org/2013/10/introducing-togetherjs, the other is https://togetherjs.c

This one is https://hacks.mozilla.org/2013/10/introducing-togetherjs https://hacks.mozilla.org/2013/10/introducing-togetherjs, the other is https://togetherjs.com/ https://togetherjs.com/.