open-banking.io Supported Banks: 20+ Institutions (2026)

open-banking.io is a banking API aggregator: one integration model so apps can reach many institutions with user consent. We list about 20 institutions in this directory; your app’s real coverage can still differ by product and market. For a simple mental model, open-banking.io is like a power strip for financial data: many banks share one interface, and your product plugs in once.

What is open-banking.io?

open-banking.io is an open banking API aggregator that provides connectivity to financial institutions. Through open-banking.io's platform, developers can integrate with 20+ banks and financial institutions through a single API integration.

API aggregators like open-banking.io simplify the process of connecting to banks by providing:

Standardized API interfaces across multiple banks
Pre-built authentication flows
Data normalization and enrichment
Regulatory compliance handling

Learn more about how open banking APIs work in our [Open Banking API guide](/open-banking-api), or browse the bank coverage below to see which financial institutions are supported by open-banking.io.

#open-banking.io Supported Banks (20)

Showing 20 of 20 banks tracked

Name	APIs	View
Arbejdernes Landsbank	2	View
Coop Bank	-	View
Danske Bank	3	View
HANDELSBANKEN	2	View
Jyske Bank	3	View
Jyske Bank Corporate	-	View
Kreditbanken	2	View
Lunar	-	View
Nordea Business	-	View
Nordea Corporate	-	View
Nordea Personal	-	View
NORDFYNS BANK	2	View
Nykredit	5	View
Ringkjøbing Landbobank	-	View
SKJERN BANK	2	View
Spar Nord Bank	3	View
Sparekassen Sjælland-Fyn	2	View
Sydbank	3	View
Sydbank Corporate	-	View
VESTJYSK BANK	-	View

open-banking.io FAQ

What is open-banking.io?

open-banking.io is an open banking API aggregator headquartered in DK. It provides account information (AIS), payment initiation (PIS) through a single integration, so apps can reach many banks with the customer's consent instead of building one connection per bank.

How many banks does open-banking.io support?

Open Banking Tracker lists 20 institutions reachable through open-banking.io. Real coverage can differ by product, market, and individual bank, so use the supported-banks table on this page and confirm specific institutions in open-banking.io's own documentation.