By InStyle Staff
Mar 29, 2012 @ 3:45 pm
Courtesy Photo

Have you succumbed to pin-sanity yet? (The unabating love for all things Pinterest?) We have, and we’re not alone. Millions—including Barack Obama and social media savvy celebs like Lauren Conrad—are pinning clothes, food, décor and more (puppies, squee!). But Pinterest isn’t alone: Click through the gallery to see four more visual board sites with Pinterest potential!

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— Isabel González Whitaker