# SAP Integration

- [Installing the ABAP Looply Add-On](https://academy.looply.ai/integrations/sap-integration/installing-the-abap-looply-add-on.md): In order to integrate Looply with SAP, you must first install the delivered ABAP Looply Add-On in your ECC or S/4HANA system.
- [Gateway Service Setup - Single System](https://academy.looply.ai/integrations/sap-integration/installing-the-abap-looply-add-on/gateway-service-setup-single-system.md)
- [Gateway Service Setup - Hub scenario](https://academy.looply.ai/integrations/sap-integration/installing-the-abap-looply-add-on/gateway-service-setup-hub-scenario.md): The following steps must be performed on your gateway hub system. If you are you are running Gateway on the same system Looply is installed in, you may ignore this page.
- [Triggering or Resuming a Looply Workflow from SAP](https://academy.looply.ai/integrations/sap-integration/triggering-or-resuming-a-looply-workflow-from-sap.md)
- [Triggering SAP code from Looply](https://academy.looply.ai/integrations/sap-integration/triggering-sap-code-from-looply.md)
- [SAP Workflow Integration](https://academy.looply.ai/integrations/sap-integration/sap-workflow-integration.md)
- [Varo/Stelo Integration](https://academy.looply.ai/integrations/sap-integration/varo-stelo-integration.md)
- [SSL & IP address](https://academy.looply.ai/integrations/sap-integration/ssl-and-ip-address.md): For triggering Looply from SAP systems, please upload Looply SSL certificates to STRUST transaction.
- [SSO Authentication](https://academy.looply.ai/integrations/sap-integration/sso-authentication.md)
- [Correction Notes](https://academy.looply.ai/integrations/sap-integration/correction-notes.md)
- [Note 1](https://academy.looply.ai/integrations/sap-integration/correction-notes/note-1.md)
- [Change Log / Release Notes](https://academy.looply.ai/integrations/sap-integration/change-log-release-notes.md): This page describes the different released versions of the Looply ABAP Add-On
- [Looply 110 Change Log](https://academy.looply.ai/integrations/sap-integration/change-log-release-notes/looply-110-change-log.md)
- [Looply 120 Change Log](https://academy.looply.ai/integrations/sap-integration/change-log-release-notes/looply-120-change-log.md)


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