The Open Source Way

In this episode, Karsten Hohage and Siegfried Kiermayer, a cloud architect at SAP Commerce, discuss governance issues and solutions in open source projects.   The host Karsten Hohage, and guest Siegfried Kiermayer, cloud architect at SAP Commerce, talk about governance issues and solutions in open source projects, using projects like Catena-X and Tractus-X as an example. Starting with the basis of what these projects are, they will go into detail on how the projects are managed with time throughout the episode.  GUESTS: Thiago Weber Martins, SAP [https://sap-podcast-bucket.s3.amazonaws.com/open-source-way/25-04-opensourceway-48-sigi.jpg] Thiago Weber Martins, SAP Thiago Weber Martins, SAP Siegfried Kiermayer  For seven years running, Siegfried Kiermayer serves as a Cloud Architect at SAP, where he is currently responsible for the Build Environment of SAP Commerce. He held an integral, founding role with Catena-X for two years and Eclipse Foundation Tractus-X Project Lead.  LinkedIn:  [https://www.linkedin.com/in/siegfried-kiermayer-006199110 ]https://www.linkedin.com/in/siegfried-kiermayer-006199110 [https://url.sap/benlf3] SHOW NOTES: * Catena-X: https://catena-x.net/ [https://catena-x.net/] * Tractus-X: https://eclipse-tractusx.github.io/ [https://eclipse-tractusx.github.io/] * SAP Open Source Program Office * SAP Open Source at SAP Community [https://url.sap/i6hec5] * SAP Open Source Twitter (@sapopensource) [https://twitter.com/sapopensource] * Email us: ospo@sap.com [ospo@sap.com] * Try out an open-source podcast player – find a list here [https://podcastindex.org/apps?appTypes=podcast+player%2Copen+source] (list not maintained by SAP) * Additional Downloads * Download the transcript [https://sap-podcast-bucket.s3.amazonaws.com/open-source-way/25-04-opensourceway-48.pdf] as PDF file HOST: Karsten Hohage – Product Expert in Technology and Innovation (T&I) This image has an empty alt attribute; its file name is Karsten-Hohage.jpeg [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/09/image.jpeg] LinkedIn: https://www.linkedin.com/in/karsten-hohage-0180312/ [https://url.sap/i1itkn] The post Catena-X- Tractus-X [https://podcast.opensap.info/open-source-way/2025/04/16/catena-x-tractus-x/] first appeared on The Open Source Way [https://podcast.opensap.info/open-source-way].

In this episode Karsten Hohage and Thiago Weber Martins, the product manager for AAS Digital Twins at SAP, take a deep dive into the Asset Administration Shell. The host Karsten Hohage converses with Thiago Weber Martins, the product manager for AAS Digital Twins at SAP, about the Asset Administration Shell (AAS). Thiago takes us on a journey about what the AAS is, what the standards are, and where AAS and digital twins are used. Together they also talk about the original idea and goals of digital twins and how these developed over time. GUESTS: Thiago Weber Martins, SAP [https://sap-podcast-bucket.s3.amazonaws.com/open-source-way/Thiago-Weber-Martins.jpeg] Thiago Weber Martins Thiago is a Product Manager for AAS Digital Twins at SAP. His mission is to further develop digital twins based on standards within business applications and processes to ensure interoperability in industrial ecosystems.   He is therefore involved in the Industrial Digital Twin Association (IDTA) to drive the Asset Administration Shell (AAS) as the standard for digital twins. Thiago is also a project lead for the Eclipse AAS Model for Java and member of the Project Management Committee of the Eclipse Digital Twin Top-Level Project. He holds a PhD in mechanical engineering from TU Darmstadt, where he focused on AI approaches to automate product development processes.  LinkedIn: https://www.linkedin.com/in/dr-thiago-weber-martins/ [https://url.sap/v9knn7] SHOW NOTES: * SAP Open Source Program Office * SAP Open Source at SAP Community [https://url.sap/i6hec5] * SAP Open Source Twitter (@sapopensource) [https://twitter.com/sapopensource] * Email us: ospo@sap.com [ospo@sap.com] * Try out an open-source podcast player – find a list here [https://podcastindex.org/apps?appTypes=podcast+player%2Copen+source] (list not maintained by SAP) * Additional Downloads * Download the transcript as PDF file [https://sap-podcast-bucket.s3.amazonaws.com/open-source-way/25-02-opensourceway-47.pdf] HOST: Karsten Hohage – Product Expert in Technology and Innovation (T&I) This image has an empty alt attribute; its file name is Karsten-Hohage.jpeg [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/09/image.jpeg] LinkedIn: https://www.linkedin.com/in/karsten-hohage-0180312/ [https://url.sap/i1itkn] The post Asset Administration Shell [https://podcast.opensap.info/open-source-way/2025/02/26/asset-administration-shell/] first appeared on The Open Source Way [https://podcast.opensap.info/open-source-way].

A dive into the basics of InnerSource Commmons, the worlds largest community of InnerSource advocates. In this episode, host Karsten Hohage speaks with Danese Cooper, Guilherme Dellagustin (SAP), and Russ Rutledge about InnerSource Commons. Founded in 2015, InnerSource Commons is the worlds largest community of InnerSource advocates. InnerSource Commons provides knowledge, best pratices, challenges, and solutions related to InnerSource for organizations and individuals. GUESTS: [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/12/Danese-300x300.jpeg] Danese Cooper Danese Cooper is a well-known advocate for open source. She is also the founder of the InnerSource Commons Foundation. During her career in tech, she has focused on manifesting better software engineering outcomes by fostering healthy community practices and implementing transparent processes. She says that she abhors silos.  GitHub: https://github.com/danese [//github.com/danese] Russ Rutledge [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/12/Russ_Profile-289x300.jpeg] Russ Rutledge Russ Rutledge is the Executive Director of the InnerSource Commons. He also serves as Senior Director of InnerSource and collaboration at WellSky [https://engineering.wellsky.com/], the health technology company leading the charge to make healthcare better for everyone. And Russ’s drive and passion is to enable all software engineers worldwide to achieve incredible results via streamlined collaborative InnerSource processes. GitHub: https://github.com/rrrutledge [https://github.com/rrrutledge] Guilherme Dellagustin, SAP [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/12/Headshot-Guilherme-Dellagustin-230x300.jpg] Guilherme Dellagustin I am a software developer who acts as InnerSource Officer at SAP. I’m also a member of the InnerSource Commons foundation. As InnerSource officer, I co-lead the InnerSource program at SAP, helping spread the practice in the company, and as member of foundation, I do the same, but to spread the practice in the whole industry. I was also the producer of this very podcast in 2023. In my free time, I talk about retrogaming (in portuguese) at the podcast “Fliperama de Boteco”. GitHub: https://github.com/dellagustin-sap [https://github.com/dellagustin-sap] SHOW NOTES: * Download the transcript as PDF file [https://sap-podcast-bucket.s3.amazonaws.com/open-source-way/24-12-opensourceway-46.pdf] * InnerSource Commons: https://innersourcecommons.org/ [https://innersourcecommons.org/] * SAP Open Source Program Office * SAP Open Source at SAP Community [https://community.sap.com/topics/open-source] * SAP Open Source on X (Twitter) [https://twitter.com/sapopensource] * Email us: ospo@sap.com [ospo@sap.com] * Try out an open-source podcast player – find a list here [https://podcastindex.org/apps?appTypes=podcast+player%2Copen+source] (list not maintained by SAP) HOST: Karsten Hohage – Product Expert in Technology and Innovation (T&I) This image has an empty alt attribute; its file name is Karsten-Hohage.jpeg [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/09/image.jpeg] LinkedIn: https://www.linkedin.com/in/karsten-hohage-0180312/ [https://www.linkedin.com/in/karsten-hohage-0180312/] The post InnerSource Commons [https://podcast.opensap.info/open-source-way/2024/12/17/innersource-commons/] first appeared on The Open Source Way [https://podcast.opensap.info/open-source-way].

A little time jump into the past when Christoph Roland and Harald Kuck ported SAP software stack to Linux. In this episode, host Karsten Hohage speaks with Christoph Roland (former SAP) and Harald Kuck (SAP) about the past – when they both ported SAP software stack to Linux back in the 90s. Today Linux provides an open-source-based operating system infrastructure for SAP solutions. In the podcast Christoph and Harald share anecdotes and insides from the very beginning of Open Source and SAP. GUESTS: Photo of Christoph Rohland [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/10/christoph.jpeg] Christoph Rohland Chrstoph Rohland discovered Linux at university in early 1993 and was convinced that Linux it had a great future. He joined SAP in 1994 where he started in the support organization, but soon joined Harald’s development team. Christoph took care of SAP’s network library – and ported the SAP stack to Linux. He then founded the SAP LinuxLab. Later he took on several management roles. He left SAP in 2008 to pursue other opportunities. GitHub: https://github.com/hcrohland [https://github.com/hcrohland] Photo of Harald Kuck [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/10/harald-300x300.jpg] Harald Kuck Harald Kuck led SAP’s ABAP Platform unit until March 2024 and is now retiring. He started his career at Siemens and Karlsruhe University, before joining SAP in 1989, where he was part of the team implementing the R/3 kernel in C. Since then, Harald has founded several SAP technology development teams, including the SAP JVM team in the Java space or the Steampunk team in the ABAP space. One of the highlights of his 38-year career was initiating SAP’s move to Linux and open source, together with Christoph, in 1999. SHOW NOTES: * SAP Open Source Program Office * SAP Open Source at SAP Community [https://community.sap.com/topics/open-source] * SAP Open Source on X (Twitter) [https://twitter.com/sapopensource] * Email us: ospo@sap.com [ospo@sap.com] * Try out an open-source podcast player – find a list here [https://podcastindex.org/apps?appTypes=podcast+player%2Copen+source] (list not maintained by SAP) * Additional Downloads * Download the transcript as PDF file [https://sap-podcast-bucket.s3.amazonaws.com/open-source-way/Episode%2045%20-%20SAP%20R3%20Port%20to%20Linux.pdf] HOST: Karsten Hohage – Product Expert in Technology and Innovation (T&I) This image has an empty alt attribute; its file name is Karsten-Hohage.jpeg [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/09/image.jpeg] LinkedIn: https://www.linkedin.com/in/karsten-hohage-0180312/ [https://www.linkedin.com/in/karsten-hohage-0180312/] The post SAP R3 Port to Linux [https://podcast.opensap.info/open-source-way/2024/10/24/sap-r3-port-to-linux/] first appeared on The Open Source Way [https://podcast.opensap.info/open-source-way].

What is CAP Operator, what are its main features, and how does it function? In this episode, host Karsten Hohage speaks with Sathyajith Krishnan (SAP) and Pavan Nayak (SAP) about CAP Operator – which deploys and manages the lifecycle of multi-tenant SAP Cloud Application Programming Model applications and related components, based on SAP BTP golden path, within a Kubernetes cluster. Sathyajith and Pavan explain the main features of CAP Operator and share an overview of the major automation steps handled by CAP Operator during the deployment of the application. The conversation also covers the operator’s evolution from an internal solution to an open-source resource, the foundational knowledge needed for users, and future enhancements planned for better integration and community engagement. GUESTS: Sathyajith Krishnan, SAP [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/09/SathyajithKrishnan-290x300.jpeg] Sathyajith Krishnan is a Development Architect focused on building platform components which enable ease of consumption as well as access to the latest technologies for developers building business applications. For the past 16 years he has worked as part of product development teams as well as Customer specific implementation projects at SAP which has helped him gain unique perspectives on how to develop platform capabilities for both internal development teams as well as the external ecosystem. GitHub: https://github.com/skrishnan-sap/ [https://github.com/skrishnan-sap/] Pavan Nayak, SAP [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/09/pavan-262x300.jpg] Pavan Nayak is an architect in the Cloud ERP area with 17 years of experience across different projects at SAP. Perhaps this may be of interest to Open Source Way listeners: Pavan was also part of UI5 within SAP and has interest in several Open Source projects in his private life outside SAP, most prominently the custom ROM scene with AOSP (esp. LineageOS). GitHub: https:// [https://github.com/skrishnan-sap/]github.com/Pavan-SAP [https://github.com/Pavan-SAP] SHOW NOTES: * Links * SAP Cloud Application Programming Model (CAP): https://cap.cloud.sap [https://cap.cloud.sap] * CAP Operator GitHub: https://github.com/SAP/cap-operator [https://github.com/SAP/cap-operator] * CAP SAP Community page: https://pages.community.sap.com/topics/cloud-application-programming [https://pages.community.sap.com/topics/cloud-application-programming] * SAP Open Source Program Office * SAP Open Source at SAP Community [https://community.sap.com/topics/open-source] * SAP Open Source Twitter [https://twitter.com/sapopensource] * Email us: ospo@sap.com [ospo@sap.com] * Additional Downloads * Download transcript as PDF file [https://sap-podcast-bucket.s3.amazonaws.com/open-source-way/24-09-opensourceway-44.pdf] HOST: Karsten Hohage – Product Expert in Technology and Innovation (T&I) This image has an empty alt attribute; its file name is Karsten-Hohage.jpeg [https://podcast.opensap.info/open-source-way/wp-content/uploads/sites/19/2024/09/image.jpeg] LinkedIn: https://www.linkedin.com/in/karsten-hohage-0180312/ [https://www.linkedin.com/in/karsten-hohage-0180312/] The post CAP Operator [https://podcast.opensap.info/open-source-way/2024/09/18/episode-44-cap-operator/] first appeared on The Open Source Way [https://podcast.opensap.info/open-source-way].