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Admin API
Create solutions for an institution's back office support tools.
Authentication Framework
Map customer identities to your existing system IDs.
Consumer API
Access financial data for user accounts, transactions, and more.
Data Hub
Get deeper access to financial institution data.
Enterprise Event System
Respond to events in real-time using this powerful pub/sub-based solution.
jXchange - REST API
Translate business information between Jack Henry and 3rd-party apps using a REST-based API.
jXchange - SOAP API
Translate business information between Jack Henry and 3rd-party apps using a SOAP-based API.
Operational Data Integration (ODI)
Get customized queries for bulk data needs.
Payments
Embed check deposits, ACH, bill pay, cards, and real-time payments.
Plugin Framework
Embed the best of the fintech world directly into your user's dashboard.
SymXchange
Query Symitar core member accounts, post transactions, run PowerOn scripts, and more.
Xperience
Modern UI that provides consistent visual integration across Jack Henry products.
Full List of APIs
Begin working with Jack Henry's public APIs to build financial applications today.
The ISO 20022 conversion occurs July 11-14th, 2025. Additionally, DMZ SilverLake and CIF 2020 institutions maintenance window declared for July 16-18, 2025.
More info

Synergy

API by Provider > Synergy

Synergy Document Management leverages state-of-the-art imaging and storage technology to provide an enterprise-wide electronic knowledge management solution. It integrates seamlessly into your bank’s infrastructure, providing a secure, central hub that supports virtually all types of electronic information, including reports, scanned images, PDFs, photos, sound files, and even application documents like Microsoft® Office Word and Excel® files. Synergy Document Management captures documents in a centralized, decentralized, or combination environment and provides storage, versioning, metadata, security, retention policy enforcement, and indexing and retrieval capabilities via the Internet, LAN, or WAN

DocImgAdd - Document Image Add
DocImgAttachInq - DocImgAttachInq
DocImgCrossIdxAdd - Document Image Cross Index Add
DocImgMod - Document Image Modify
DocImgSrch - Document Image Search
ParmValSrch - Parameter Search
PingAll - Ping All
SvcDictSrch - Service Dictionary Search
UsrOperInq - User Operations Inquiry

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Last updated Wed Jun 18 2025