Just like YouTube, there is a way to filter search results by license. Unlike YouTube, you can find videos based on specific licenses under Creative Commons (CC BY, CC BY-NC, CC BY-NC-SA, etc.).
“In 2004, Vimeo was founded by a group of filmmakers who wanted to share their creative work and personal moments from their lives. As time went on, like-minded people discovered Vimeo and helped build a supportive community of individuals with a wide range of passions. Today, millions of people from all around the world enjoy Vimeo, and we’re growing bigger every day. We hope this fun and friendly environment fuels your own creativity and inspires you to contribute to Vimeo in the ways that mean the most to you.”