API3 is a first-party oracle solution that provides data feeds and OEV rewards for DeFi projects across multiple chains.

DeFi Tools
Onramper Onramp
Onramper Widget
About Onramper Onramp
Onramper Onramp is a fiat-to-crypto aggregation product that connects business integrations to dozens of underlying onramp providers through a single API. The product routes end users to the optimal provider based on country, payment method, KYC requirements, and provider success rates, surfacing the best available conversion rate and fees. Businesses integrate once and gain global coverage across credit cards, bank transfers, and local payment methods.
Best for
- Web3 developers
Official resources
Websitebuy.onramper.com