Addthis -

For nearly twenty years, AddThis stood at the corner of every blog post and news article. Whenever a traveler found a piece of wisdom or a funny cat video they wanted to share, they didn't have to carry it across the city themselves. They simply looked for the colorful sidebar—a familiar stack of squares representing Facebook, Twitter, and Email—and AddThis would whisk the message away to its destination.

Today, if you look closely at an old, archived blog post, you might still see a ghost of those colorful buttons—a reminder of the era when one small sidebar connected the whole world. AddThis

AddThis was a master of observation. They knew which stories were trending in the morning and which recipes were being saved for dinner. They helped creators understand who was visiting their digital homes, providing "Data-Driven Insights" that felt like magic. At their peak, they were helping over 15 million websites talk to each other. For nearly twenty years, AddThis stood at the