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FintechToolkit

The AI- and developer-first directory of fintech infrastructure tools. Curated APIs, data sources, and open-source projects for builders shipping payments, banking, and beyond.

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SDK

6 tools

Tools of this type

Stripe logo

Stripe

Featured

Full-stack payments platform for accepting payments, managing subscriptions, and running marketplaces.

Payments & Billing
API, SDKGlobalUsage-based
Tink logo

Tink

PSD2-compliant open banking for account aggregation, payment initiation, and finance data.

Banking & Open Finance
API, SDKEuropeUsage-based
Onfido (part of Entrust) logo

Onfido (part of Entrust)

AI-powered identity verification and biometric authentication for global onboarding and KYC.

Identity & KYC
API, SDKGlobalUsage-based
Mollie logo

Mollie

European payments provider with local methods and a deliberately simple integration.

Payments & Billing
API, SDKEuropeUsage-based
Razorpay logo

Razorpay

Full-stack payments and business banking for the Indian market.

Payments & Billing
API, SDKIndiaUsage-based
Veriff logo

Veriff

AI-driven document and biometric verification with broad document coverage.

Identity & KYC
API, SDKGlobalUsage-based