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The Open Source Way

Technology Podcasts

A podcast with open source enthusiasts about open source trends, topics and projects.

A podcast with open source enthusiasts about open source trends, topics and projects.




A podcast with open source enthusiasts about open source trends, topics and projects.




Linux Foundation – Building Trust in Software Supply Chains

In this episode, our host Karsten Hohage talks with our guest Shane Coughlan about OpenChain by the Linux Foundation and some other projects that build trust in the supply chain. Shane gives an overview of developments around open source and intellectual property over the last 20 years. We also learn about why OpenChain can be compared to shipping containers, and how organizations like the NSA have embraced Linux for secure US government operations.


Cloud Foundry – A One-Size-Fits-All Solution for Application Development

In this episode, our host Karsten Hohage talks with our guests Ruben Koster and Beyhan Veli about Cloud Foundry, a platform-as-a-service offering for application developers. Ruben and Beyhan talk about their personal journey with Cloud Foundry, how it works, and how it relates to VMware, Pivotal, and SAP. We also learn about their run for Cloud Foundry’s Technical Oversight Committee and their future vision for the platform.


wdi5 – UI5’s Open-Source End-to-End Testing Framework

In this episode, our host Karsten Hohage talks with our guests Volker Buzek and Peter Muessig about wdi5, an open-source end-to-end testing framework for UI5. Volker and Peter explain the history of wdi5, how to use it, and how it became a community project. We also learn about planned features of wdi5 and how to best get involved.


Open Source at VMware – Key Driver of Innovation

In this episode, our host Karsten Hohage talks with our guest Dr. Dawn Foster, PhD. from VMware about VMware’s open source strategy, and the importance of community and project health. Dawn explains project health metrics, how they contribute to improving projects, and how well-documented processes and governance help scale communities and keep them healthy. We also learn about Dawn’s impressive experience in the IT industry as she takes us through the various stages of her professional and...


Open Source at Microsoft – ClearlyDefined and Open-Source Supply Chain Security

In this episode, our host Karsten Hohage talks to Nell Shamrell-Harrington from Microsoft and Sebastian Wolf from SAP about ClearlyDefined, a central data store for all open-source licenses across many different open-source ecosystems, and open source supply chain security at Microsoft. Nell explains both projects, talks about Microsoft’s open source history and evolution, and we also learn about the differences and similarities between Microsoft and SAP’s open source engagement from...


Gaia-X, Catena-X, International Data Spaces – Three Initiatives, One Goal

In this episode, our host Karsten Hohage talks with Nemrude “Rudi” Verzano, head of Industry 4.0 and Digital Supply Chain Innovation at SAP, about the open-source initiatives in Gaia-X, Catena-X, and International Data Spaces that represent some of the cooperation efforts between the Fraunhofer Institute and some of SAP's large customers. Rudi explains the initiatives’ goals, how they came to be, and what benefits they offer. We also learn why joining forces with others can sometimes lead to...


Mercedes-Benz FOSS – Open Source in the Automotive Industry

In this episode, our host Karsten Hohage talks with our guests Wolfgang Gehring and Christian Wege about FOSS at Mercedes-Benz Group AG. Wolfgang and Christian explain how and why Mercedes-Benz enables their employees to become and stay active in open source, which open-source projects they are working on, and how they contribute to the open-source world outside of Mercedes-Benz. We also learn why a so-called driver’s license is essential for working on open-source projects as a...


Eclipse Dirigible – An Open-Source Platform for End-To-End Rapid Development of Business Applications

In this episode, our host Karsten Hohage talks with Yordan Pavlov and Dragomir Anachkov about the open-source projects Eclipse Dirigible, an application platform, and XSK, an environment compatible with SAP HANA Extended Application Services (XS). Yordan and Dragomir explain the projects, how they relate to each other, why they were open-sourced, and the benefits they offer. We also learn how they differ from similar projects out there and how to best contribute to them.


SapMachine – The OpenJDK for All Things SAP

In this episode, our host Karsten Hohage talks with our guests Christoph Langer and Thomas Stüfe about SapMachine, an SAP-distributed version of OpenJDK. Christoph and Thomas explain what SapMachine is, how it came to be and evolved, and why SAP contributes to the OpenJDK. We also learn about the difference between SapMachine, OpenJDK, and SAP JVM, and how to best get involved.


The Open Documentation Initiative – The Gold Standard of Collaborative Documentation

In this episode, Karsten Hohage talks with our guests DJ Adams and Jens Haley about the Open Documentation Initiative, an initiative to make the documentation of SAP Business Technology Platform content collaborative and interactive. DJ and Jens explain the project's current status, where it’s heading, and what makes it so unique. We also learn how to get involved and what the different types of collaboration are.


Compiler History – The Open Source in Your Favorite 1990s First-Person Shooter

​In this episode, our host Karsten Hohage talks with our guests Jack Schueler and Sebastian Wolf about Watcom, a spinoff of the University of Waterloo from the 1980s. Jack, who is one of the founding employees of Watcom, talks about how the Watcom C/C++ project came to be, how it evolved over time, how it was open sourced in 2002, and what it is today. He also shares his personal journey and how he ultimately came to work at SAP. Along the way, we learn a lot about programming over the past...


Fundamental Library – An Open Source Library for Everyone

​In this episode Karsten Hohage talks with our guests Mladen Droshev and Fabian Tempel about the Fundamental Library, an open-source library created to help application developers align the user experience based on any web application framework with the SAP Fiori Design. Mladen and Fabian talk about their own Fundamental Library journey, explain the benefits of using it, and how to best get started.


Rust – A Language on the Rise

​In this episode Karsten Hohage talks with our guests André Borrmann and Philipp Degler about Rust, a programming language that was open-sourced from the start. Philipp and André talk about Rust’s evolution, explain its growing popularity within the community, and explore the possibilities it offers. We also learn why a strict compiler is better than a friendly one and why working with Rust can sometimes feel like raising a child.


SAP Cloud SDK – Why Open Source is the Way to Go

​In this episode Karsten Hohage talks with our guests Marika Marszalkowski and Frank Essenberger about the SAP Cloud SDK, an NPM library which helps develop web applications on SAP’s Business Technology Platform. We learn about the evolution and benefits of the SDK, the differences and similarities of its Java and JavaScript flavors, SAP’s decision to run it as an open source project, and the challenges and benefits associated with all this. Marika and Frank also explain how to best get...


License Compliance – From risks to developer friendly processes

​ In this episode Karsten Hohage talks with Dobrinka Mladenova and Janaka Bohr about how the license compliance processes for open source at SAP evolved over the past 20 years. By, for example, implementing automation, tools, and standardization, SAP now has a developer-friendly approach and at the same time addresses crucial customer concerns. Dobrinka and Janaka speak about OpenChain, the international standard for open source compliance, and discuss SAP’s involvement in ClearlyDefined. We...


ZEISS and SAP – An Open Source Talk

​In this episode Karsten Hohage talks with our guests Holger Streidl, Corporate Open Source Officer at Carl Zeiss AG and Peter Giese, Director of the SAP Open Source Program Office. They address many of the questions that arise for an enterprise when establishing an OSPO and talk about the commonalities or differences of the OSPOs and their approaches at ZEISS and SAP – for example, when creating policies, building a legal framework, ensuring license compliance, or setting up training and...


Fosstars – A Rating Approach to Open Source Components

​In this episode Karsten Hohage talks with our guests Michael Bernhardt and Artem Smotrakov about Fosstars, a java-based framework that allows you to define various ratings for open source projects. The name “Fosstars” is a combination of “FOSS” for “Free and Open Source Software” and the concept of rating products or services with “stars”. It helps software engineers and architects to quickly assess various aspects of open source components, such as their security, maturity, etc. It is...


Clean ABAP – Best Practices for Effective ABAP Code, Straight from the Expert

​In this episode Karsten Hohage talks with our guests Klaus Häuptle and Florian Hoffmann about the importance of having a readable and maintainable codebase to ensure sustainable development. Klaus and Florian started an internal repository with best practices for maintainable and readable ABAP code. Through info sessions with many hundreds of participants, intense discussions, and great contributions, SAP colleagues helped turn this into a treasure trove for modern ABAP’ers. Many developers...


OpenUI5 – A One-Stop-Shop UI Toolkit

​In this episode Karsten Hohage talks with our guests Andreas Kunz and Peter Muessig about OpenUI5. OpenUI5 is a JavaScript-based web user interface framework. One that specifically targets enterprise use cases, but can be used for any type of application. Andreas and Peter explain how OpenUI5, SAPUI5, and SAP Fiori are related and how OpenUI5 became an open source project. They elaborate why the modular structure of this probably largest open source project from SAP is an optimal fit for a...


Project "Kyma" – An Easy Way to Extend Enterprise Applications

In this episode Karsten Hohage talks with our guests Krasimir Semerdzhiev and Valentin Vieriu about project „Kyma”. Kyma is an open source project built on top of Kubernetes that provides a platform to build extensions for cloud applications. Krasimir and Valentin talk about all the investigations, challenges, and learnings that come with such a project. We learn how and why Kyma got started, where the strange name comes from, and why it is an advantage for contributors that Kyma is based on...