The IBM i (formerly known as AS/400) continues to power over 100,000 businesses globally, including 70% of Fortune 100 companies, holding a solid 40.8% share in the server hardware category. Its unmatched security, reliability, and scalability, driven by the IBM Power Systems architecture, ensure consistent performance and longevity.
Today, the challenge is not replacing these dependable systems but integrating them seamlessly with cloud-based tools like Salesforce, SAP, and Microsoft Dynamics. With modern IBM i (AS/400) integration technologies, businesses can easily connect legacy and modern applications.
This guide explores how organisations can transform IBM i environments into powerful assets for today’s CRMs and ERPs.
Understanding IBM i Integration Fundamentals
IBM i integration has shifted from being just a technical need to a key strategy for businesses for digital transformation. It helps extend the life of existing systems while protecting valuable IT investments.
- Key Features of IBM i Integration
IBM i (AS/400)’s built-in architecture includes a reliable DB2 for i database, middleware support like IBM MQ and IBM Integration Bus.
Its compatibility with protocols such as REST, SOAP, and HTTP web services creates a strong base for modern connectivity. IBM i also supports modern frameworks like Node.js, Python, and .NET via OpenShift or containerized environments.
- Business Case for IBM i Integration
IBM i’s reliability, with uptime rates above 99.9%, helps avoid costly downtime, which can cost companies $3,00,000 per hour, as per IBM estimates.
Additionally, IBM i hardware typically lasts for decades, unlike conventional servers, which have shorter lifespans. This significantly lowers replacement costs over time.

- Modern Integration Capabilities of IBM i
IBM i (AS/400) integration capabilities allow it to work seamlessly with newer technologies. The DB2 for i database supports advanced SQL features like temporal tables and JSON, which enable smooth data sharing with modern systems. The platform’s web services functionality makes it easy to expose business logic as RESTful or SOAP APIs without much custom coding.
Moreover, a key part of this modernization involves leveraging tools like IBM i Access Client Solutions (ACS) and IBM i Services, which simplify system administration, performance monitoring, and data management. These tools empower IT teams to integrate legacy workloads with contemporary applications efficiently.
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Modern CRM Integration Strategies
Connecting IBM i (AS/400) with modern CRM systems has become much simpler with modern integration methods and easy-to-use tools. Enterprises can also leverage MuleSoft or Dell Boomi for hybrid AS/400 cloud integrations
Salesforce is one of the most popular platforms to connect with IBM i AS 400 software. There are several ways to make the two systems work together, such as:
- Real-Time Data Sharing with APIs
One common method is to use RESTful APIs to let IBM i and Salesforce share information instantly. These APIs can be created with tools like PHP, RPG, or IBM’s Integrated Web Services.
For example, if customer details change in one system, the update is automatically sent to the other. Many financial companies use this setup to make sure their customer data stays accurate and up to date on both platforms.
- No-Code and Middleware Options
Businesses seeking a faster and simpler setup can use no-code integration tools to connect IBM i (AS/400) with Salesforce without any programming.
Another option is to use integration platforms that act as a bridge between systems. These platforms come with ready-made connectors and use an API-led approach to keep data moving smoothly.
For instance, when a new order is entered in Salesforce, it can automatically be sent to IBM i, and any order status changes are sent back to Salesforce in real time.
- Connecting IBM i with Other CRM Systems
IBM i (AS 400 operating system) can also be linked to other CRM platforms. With Microsoft Dynamics CRM, integration tools can manage data like accounts, leads, and contacts directly.
IBM i can also connect with platforms like HubSpot and SugarCRM using RESTful APIs. This makes it easy to share business information between systems quickly and securely.
ERP System Connectivity Solutions
IBM i has a long history of working closely with leading ERP vendors, resulting in strong and reliable integration options.
- Oracle JD Edwards Integration
IBM i (AS/400) has maintained a long-standing partnership with Oracle JD Edwards for decades. JD Edwards World, OneWorld, and EnterpriseOne run efficiently on IBM i Power Systems.
It delivers a strong and reliable ERP performance. IBM and Oracle continue to collaborate closely to ensure these solutions remain fully optimized and supported on the IBM i platform.
- SAP Integration
Integration with SAP environments, such as ECC or S/4HANA, is enabled through IBM WebSphere Cast Iron and App Connect Enterprise.
These tools simplify the connection between IBM i systems and SAP and also automate workflows like financial data exchange, purchase order handling, and material tracking.

- Microsoft Dynamics 365 Integration
Microsoft Dynamics 365 for Finance and Operations connects with IBM i (AS/400) via built-in connectors in IBM App Connect Enterprise. This integration supports key data flows, including customers, vendors, employees, and projects.
- Infor ERP Integration
Infor ERP systems integrate smoothly through our AS 400 solution and help to automate finance, HR, and order management.
Businesses can choose real-time ODBC/JDBC connections, batch updates, or event-driven Kafka integration for cloud applications.
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The Bottom Line
IBM i (AS/400) integration with modern CRMs and ERPs is more than just a technical upgrade. It is a key move that helps businesses embrace digital innovation while leveraging their trusted infrastructure.
Companies that successfully make these integrations often see a return on investment (ROI) within a year and also benefit from cost savings, fewer errors, and faster business operations.
As IBM i continues to evolve, supporting cloud services, containerization, AI, and new programming languages, it ensures the platform stays relevant for years.
At Saamsha Technologies, we specialize in integrating third-party products with IBM i ERP solutions, custom app development, system enhancements, and maintenance. Our expert team ensures seamless integration and improved business efficiency. Contact us today!



