What are the best white label crowdfunding platforms?

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Basically a back-office for your kickstarter website.
See more:
http://www.fundraisingscript.com/blog/2016/01/12/benefits-of-using-white-label-crowdfunding-platforms/

"A white label crowdfunding platform is generally an online group financing product/service composed by a business and discharged to others to rebrand and utilize as their own. A white label platform is likewise the perfect choice for the organizations or entrepreneurs whose center competence is raising funds, not software coding. The huge costs related to developing a platform would be reduced due to built white label crowdfunding platform. Apart from this, there also several other benefits of choosing white label crowdfunding software. "

What does the "white label" describe? Hadn't heard that term in reference to crowdfunding platforms.