Top embedded finance platforms include Stripe, Adyen, Marqeta, Unit, Treasury Prime, Synctera, Plaid, Solaris, Galileo, and Railsr. These platforms enable businesses to integrate payment processing, banking-as-a-service, card issuing, lending, and financial APIs directly into apps and marketplaces. Stripe and Adyen are ideal for payments and global scalability, while Unit, Treasury Prime, and Synctera focus on embedded banking and BaaS. Marqeta and Galileo are leaders in card issuing, and Plaid powers financial data connectivity and account linking. Overall, they differ in API flexibility, compliance support, global reach, and integration depth, helping SaaS, fintech, and e-commerce companies embed financial services and unlock new revenue streams.