Provider DirectoryBrowse 50,000+ banks A-Z, by country, or type
Banking APIsOpen Banking and PSD2 API directory
TPPs & FintechsThird-party providers directory
API AggregatorsOpen Banking aggregator platforms
Banktech ProvidersBanking technology & infrastructure vendors
Open Banking API GuideComplete guide to Open Banking APIs
CountriesBrowse by market and region
SWIFT CodesBank SWIFT/BIC code directory
Data StandardsFDX, OFX, PSD2, UK Open Banking & more
Payment SchemesSEPA, FPS, Pix, UPI, ACH & more
Open Banking RegulationsGlobal open banking & finance frameworks
Regulators & NCAsNational competent authorities
E-Invoicing RegulationsGlobal e-invoicing mandates
Open Finance GuideComplete guide to Open Finance & FIDA
Open AccountingAccounting software connectors
ERP Bank FeedsAccounting & ERP integrations
Open PayrollIncome verification APIs
What is Open Banking?Complete guide to open banking
Aggregator GuideComplete guide to open banking aggregators
Banking Data AggregationComplete guide to banking data aggregation APIs
GlossaryOpen Banking terms & definitions
Agentic BankingBanks with MCP server support
Use Cases50+ Open Banking applications
BlogIndustry news & insights
Banking StackBank technology ecosystem

Directory

Provider DirectoryBrowse 50,000+ banks A-Z, by country, or type

Banking APIsOpen Banking and PSD2 API directory

TPPs & FintechsThird-party providers directory

API AggregatorsOpen Banking aggregator platforms

Banktech ProvidersBanking technology & infrastructure vendors

Open Banking API GuideComplete guide to Open Banking APIs

CountriesBrowse by market and region

SWIFT CodesBank SWIFT/BIC code directory

Compliance

Data StandardsFDX, OFX, PSD2, UK Open Banking & more

Payment SchemesSEPA, FPS, Pix, UPI, ACH & more

Open Banking RegulationsGlobal open banking & finance frameworks

Regulators & NCAsNational competent authorities

E-Invoicing RegulationsGlobal e-invoicing mandates

Open Finance

Open Finance GuideComplete guide to Open Finance & FIDA

Open AccountingAccounting software connectors

ERP Bank FeedsAccounting & ERP integrations

Open PayrollIncome verification APIs

Resources

What is Open Banking?Complete guide to open banking

Aggregator GuideComplete guide to open banking aggregators

Banking Data AggregationComplete guide to banking data aggregation APIs

GlossaryOpen Banking terms & definitions

Agentic BankingBanks with MCP server support

Use Cases50+ Open Banking applications

BlogIndustry news & insights

Banking StackBank technology ecosystem

Star on GitHub200+

Home
Providers
Westpac Au
Technologies

Westpac technologies stack

Westpac Banking Corporation, known simply as Westpac, is an Australian bank and financial services provider headquartere...

bank

Update data

General APIs Integrations Bank stack

Westpac Stack, Technologies, Partnerships and Bank Stack

FrankieOne

Want to integrate Accounting & ERP data?

Connect to 30+ accounting platforms through a single unified API with Apideck.

Explore Apideck Accounting API

Regulations

Open Banking Regulations
E-Invoicing Regulations
Regulators & NCAs
Countries

Resources

Open Banking API
Payment Schemes
Use Cases
Account Aggregation
Aggregator Alternatives
Glossary
SWIFT Codes

Open Finance

Open Accounting
ERP Bank Feeds
Open Payroll
Agentic Banking

Disclaimer: We do our best to ensure that the data we release is complete, accurate, and useful. However, because we are not able to verify all the data, and because the processing required to make the data useful is complex, we cannot be held liable for omissions or inaccuracies.