Stripe is a Payment Provider that will enable you and your providers to accept payment online via credit or debit card.
According to their Website "Stripe is the best way to accept payments online and in mobile apps. We handle billions of dollars every year for forward-thinking businesses around the world."
Stripe and Sharetribe
Stripe is one of two Payment Providers supported in Sharetribe marketplaces. The other available Payment Provider is PayPal.
Stripe and PayPal can be used side by side or only one can be enabled.
You can read about how to get started with Stripe in your marketplace in this collection of articles.