OCX 2026 ran from 21 to 23 April 2026 at The EGG in Brussels, the second edition of the Eclipse Foundation’s annual open source conference.
Over 100 speakers delivered over 150 sessions across six programme areas: developer tooling, automotive software and software-defined vehicles, open source AI, open source compliance and the Cyber Resilience Act, research, and a main track spanning enterprise Java, embedded systems and open source security.
Nine keynote slots across the three days, from the Eclipse Foundation’s own leadership, the European Commission, industry. All keynotes are collected in the OCX 2026 keynotes playlist.
OCX 2026 ran six tracks in parallel across all three days. Each track has its own playlist of recordings on the OCX YouTube channel.
Browse everything on the OCX YouTube channel.
A one-minute recap film from each day.
In the run-up to OCX 2026 we ran OCX Webinar Week, ten online sessions previewing the themes of the conference. They covered Eclipse KUKSA and Eclipse ThreadX live demos, Jakarta EE 12 and the future of Java persistence, open source tooling with the Eclipse IDE and Eclipse Theia, Eclipse OpenSOVD and service-oriented diagnostics for software-defined vehicles, and more.
The Eclipse Foundation Lifetime Achievement Award was presented at OCX 2026 to Miro Sponemann of TypeFox, for his contribution to open source language engineering and developer tooling.
Yes. OCX 2026 ran over 150 sessions on developer tooling, open source AI, software-defined vehicles, open source security and compliance, enterprise Java, embedded systems and research software. Sessions were delivered by engineers, maintainers and architects from the organisations that build and run these technologies.
Over 150 sessions across six programme areas, delivered by over 100 speakers to 600 attendees from more than 40 countries.
Yes. Almost every session was recorded and published on the OCX YouTube channel, organised into a playlist per programme area. There is no paywall and no registration.
At The EGG, Rue Bara 175, 1070 Brussels, Belgium, from 21 to 23 April 2026.
The Eclipse Foundation, an international non-profit headquartered in Brussels and one of the world's largest open source software foundations.
No. The inaugural edition was OCX 2024 in Mainz in October 2024, and the second edition was OCX 2026 in Brussels in April 2026, when the conference moved to a spring slot.
OCX is held annually in Brussels. See the OCX homepage for the dates and venue of the upcoming edition.
OCX takes place every year in Brussels. See the upcoming edition for the dates, the venue and the programme.
If your organisation wants to reach this audience, become a sponsor of the upcoming edition.
Looking further back? See OCX 2024, the inaugural edition, held in Mainz.
Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 170 countries and regions, serving more than three billion people around the world.
We are committed to bringing digital to every person, home and organization for a fully connected, intelligent world. Huawei is a firm supporter and major contributor to open source communities, where we advocate for inclusion, fairness, openness, solidarity, and sustainability.
Through our work with developers and partners to build world-class open source communities, we aim to accelerate software innovation and create thriving industry ecosystems.
Open VSX is an open, vendor-neutral extension registry for tools built on the VS Code™ extension API. Hosted and governed by the Eclipse Foundation, it provides developers, publishers, and platform builders with a trusted alternative to proprietary marketplaces.
As a global leader in enterprise applications and business AI, SAP (NYSE:SAP) stands at the nexus of business and technology. For over 50 years, organizations have trusted SAP to bring out their best by uniting business-critical operations spanning finance, procurement, HR, supply chain, and customer experience.
Our flagship offering, SAP Business Suite, powered by SAP Business Technology Platform (BTP), brings together data and analytics, application development, integration, and AI services so teams can build, integrate, and augment enterprise solutions on a unified foundation. Joule, our generative AI assistant, helps users work more efficiently by surfacing insights and automating tasks across our applications. Both SAP BTP and Joule are grounded in open standards and open source components, reflecting our view that open source is a core foundation of modern enterprise software.
Open source is central to how we build and operate products, with virtually all our technology stacks depending on, being built with or on top of software such as Linux, Kubernetes, Node.js, Java (Virtual Machine), to name a few. The SAP Open Source Program Office (OSPO) coordinates our policy, compliance, security, and upstream engagement to ensure responsible participation across the company. Our Open Source Manifesto sets the principles that guide this work—committing to openness, community collaboration, secure and sustainable software, and shared value creation. Our engineers publish and maintain projects such as OpenUI5, Gardener and Kyma, and collaborate with maintainers of third-party projects to advance interoperability, reliability, and software supply chain integrity.
We support several foundations, as (founding) member and/or sponsor, focused on open source and community governance, including organizations such as the Linux Foundation and the Eclipse Foundation, and engage with peers across cloud‑native and secure software initiatives. As part of our commitment to open collaboration, we participate in the EU funded ApeiroRA project and are a founding member of the NeoNephos foundation, helping establish open governance around emerging technologies and shared infrastructure.
At ADEPTIC Reply, part of the Reply Group, we are pioneering innovation in the Cloud‑Edge Continuum and next‑generation robotic and autonomous systems orchestration.
We design and deliver advanced architectures that seamlessly connect cloud intelligence with edge autonomy, enabling high‑performance, resilient, and scalable robotic applications.
From distributed orchestration to real‑time decision making on edge devices, we drive the future of robotics and autonomous mobility with cutting‑edge technology and a vision for the next era of intelligent systems.
Adeptic Reply is actively involved in the EU IPCEI-CIS program, with a strong focus on Cloud computing at the edge for data network services. Through close collaboration with key European partners, the company contributes to build a secure, resilient and sovereign intelligent ecosystem, where AI, Cloud and orchestration converge.
Adeptic Reply strongly believes in the value of open communities as key drivers of innovation through collaboration and knowledge sharing.
Follow them on LinkedIn.
LG Electronics is a global innovator in technology consumer and automotive electronics with a presence in almost every country and an international workforce of more than 74,000. LG’s four companies – Home Appliance & Air Solution, Home Entertainment, Vehicle component Solutions and Business Solutions. In the new, rapidly-changing era of the automotive industry, LG is poised to be a market leader in the development of advanced mobility solutions for future automotive market. We leverage LG’s extensive insights and technological know-how acquired over decades of consumer electronics experience, to provide the most innovative products and solutions for our customers.
Red Hat is the world’s leading provider of enterprise open source software solutions, using a community-powered approach to deliver reliable and high-performing Linux, hybrid cloud, container, and Kubernetes technologies. Red Hat helps customers develop cloud-native applications, integrate existing and new IT applications, and automate and manage complex environments.
A trusted adviser to the Fortune 500, Red Hat provides award-winning support, training, and consulting services that bring the benefits of open innovation to any industry. Red Hat is a connective hub in a global network of enterprises, partners, and communities, helping organizations grow, transform, and prepare for the digital future.
TypeFox is a team of software pioneers building the languages and IDEs that modern engineering teams rely on. We’re the inventors behind open source projects such as Langium, Theia, Sprotty, Open VSX, and LSP4J — technologies that have become the backbone of custom development environments and domain-specific tooling across industries.
We help projects move from idea to working product with clarity and technical depth. Whether it’s a cloud-ready IDE, a tailored DSL, or a complex graph visualization, we build solutions that adapt to your workflows instead of the other way around. And because our technology base is open source, you benefit from extensible foundations designed for long-term impact — without ever compromising the confidentiality of your own systems or code.
Enterprises, research labs, and fast-moving startups trust us because they get both worlds at once: the inventors of the tech, and a partner who listens, collaborates, and delivers. Our work ranges from financial systems and industrial automation to semiconductor tooling, cloud platforms, life sciences, and beyond — anywhere complex domains need precise, adaptable tools.
EclipseSource is your technology partner for building intelligent, future-proof tools and IDEs. With well over a decade of experience, we specialize in creating tailored solutions—from custom IDEs for specific engineering domains to domain-specific modeling environments and AI-native toolchains that leverage your organization’s unique knowledge.
We bring deep, hands-on expertise in the open-source technologies that shape modern tool development, including Eclipse Theia (AI), VS Code, Eclipse GLSP, Theia Cloud, LSP, EMF and EMF Cloud, EMF Forms, JSON Forms, CDT / CDT Cloud, JDT, Papyrus, and more. As active contributors and long-term maintainers of many of these projects, we assemble the right modular technology stack for your business case and integrate AI where it provides meaningful value.
Our services cover the full journey: conception, evaluation, training, support, consulting, and implementation. With teams across North America and Europe, we support customers worldwide—from Fortune 100 companies to individual developers—while ensuring strategic open-source adoption and long-term maintainability.
Let’s build the next generation of your specialized, AI-powered tools together.
Obeo is a leading independent software vendor specializing in Model-Based Systems Engineering (MBSE), Enterprise Architecture (EA), and other domain-specific modeling needs. With a strong commitment to open source and open standards, Obeo helps organizations master complexity, enhance collaboration, and accelerate innovation in the design and evolution of complex systems.
Our flagship open-source solutions, Capella and SysON (for MBSE) and Sirius (for domain-specific modeling), are used worldwide in aerospace, automotive, energy, defense, and IT.
Equo Tech, Inc. is a technology company that provides developers and organizations with open-source products that allow them to develop modern desktop apps and dev tools, modernize existing ones, and securely share them with the world.
Their key products include:
– SWT Evolve: A tool to instantly modernize SWT and Eclipse RCP applications, for desktop and web.
– Equo Chromium: A high-performance Chromium-based browser that can be integrated into Java applications.
– Equo SDK: A set of tools for creating cross-platform desktop applications with web-based frontends.
– Equo IDE: An Eclipse-based with AI capabilities.
The company also offers professional services to help modernize legacy applications or build new ones from scratch with Equo’s products. Headquartered in Argentina and incorporated in the US as C-Corp, Equo Tech, Inc. is used by a wide range of companies, from startups to Fortune 500s.
Azul is the trusted leader in enterprise Java for today’s AI and cloud-first world. Its open source-based Java platform empowers organizations to optimize the entire Java lifecycle to accelerate performance, strengthen security, reduce licensing and cloud costs, and boost developer productivity.
Azul powers mission-critical systems for 36% of the Fortune 100, 50% of the Forbes Top Ten World’s Most Valuable Brands, and the world’s top 10 financial trading companies. Payara is now part of Azul.
Learn more at azul.com and follow @azulsystems.
Kentyou is a European deep-tech company founded in 2020, building on more than seven years of R&D at CEA. It has quickly established itself as a key player in the IoT and smart city ecosystem, contributing to numerous international projects and supporting cities in their digital and environmental transitions. Kentyou supports cities in their digital and green transitions by offering solutions to gather, aggregate, analyse, visualize data and provide decision support capabilities. The team comprises researchers and engineers with key expertise of IoT systems, data analytics, artificial intelligence, and a longstanding experience of smart city applications and requirements.
At the core of its offering is a powerful data infrastructure composed of the Kentyou Data Hub and Kentyou Eye. The Data Hub, based on the open-source Eclipse sensiNact platform, enables seamless integration, aggregation, and management of heterogeneous IoT data sources. It addresses device and protocol fragmentation while providing scalable, secure, and extensible services, enhanced by features such as digital twin modeling and advanced data access. Built on microservices principles and aligned with the OSGi Alliance ecosystem, it ensures modularity, interoperability, and adaptability.
Kentyou Eye complements this foundation with advanced analytics, visualization, and decision-support capabilities. It empowers cities to monitor operations, define performance indicators, and anticipate future scenarios through predictive insights. Together, these solutions enable data-driven urban management across use cases such as mobility, energy, and climate resilience. Kentyou is a member of the Urban Technology Alliance.
We have been 100 % part of Mercedes-Benz since our foundation in 1998. While consisting of seven colleagues at that time, today we are one of the largest tech subsidiaries in the Group with more than 2,500 #techinnovators.
What’s stronger than ever? Our enthusiasm for new technologies and working in the dynamic automotive environment. Our reliability and competence. The trust and responsibility that is placed in us every day by our business partners.
As a strategic partner and driver of innovation, we develop digital products and software solutions exclusively for Mercedes-Benz. We set new standards in everything we do: in the development of car software and connectivity features, in customer data management, in the design of digital luxury experiences in sales and after-sales as well as in our work with new technologies.
ETAS GmbH is a wholly owned subsidiary of Robert Bosch GmbH, represented in twelve countries in Europe, North and South America, and Asia. ETAS’ portfolio includes software development tools, software testing solutions, automotive middleware, data acquisition and processing tools, authoring and diagnostic solutions, automotive cybersecurity solutions, and end-to-end engineering and consulting services for the realization of software-defined vehicles. Our product solutions and services enable vehicle manufacturers and suppliers to develop, operate, and secure differentiating vehicle software with increased efficiency. Further information available at www.etas.com
Engineering is a Digital Transformation Company, a leader in Italy and continuously expanding worldwide, with approximately 14,000 employees and over 80 offices across Europe, the United States, and South America.
The Engineering Group consists of more than 50 companies in 21 countries and supports businesses and organizations in their continuous evolution through deep expertise in business processes across all market segments, leveraging the opportunities offered by advanced digital technologies such as Artificial Intelligence, Digital Twin, Cybersecurity, and Cloud, as well as proprietary solutions, backed by over 40 years of experience.
The Group integrates best-of-breed market solutions and managed services and continues to expand its expertise through M&A activities and partnerships with leading technology players.
Engineering invests heavily in innovation through its R&I division and in human capital through its Academy.
The Engineering Group positions itself as a key player in the creation of digital ecosystems to connect different markets, developing composable solutions for continuous business transformation.
Open Elements is an IT company specializing in Open Source Software and Java technologies. By focusing on these two core areas, we provide expert consulting, development support, and long-term guidance for organizations building on open source. We are actively involved in leading industry bodies and foundations, contributing to the advancement of critical open source systems within the Java ecosystem. Open Elements is a founding member of the Open Regulatory Compliance Working Group (ORCWG) and serves on the board of the Eclipse Foundation. With our “Support & Care” offering, we enable companies to achieve true digital sovereignty by bridging the gap between open source adoption and compliance requirements. Our Java base package includes key technologies such as Eclipse Temurin (OpenJDK), Apache Maven™, JUnit, and Log4j. We provide enterprise-grade services including SLAs, professional support, and rapid bug fixing. By working closely with the maintainers of these projects, we ensure fast response times, reliable fixes, and direct communication channels.
Eurotech is a multinational company that designs, develops and delivers Edge Computers and Internet of Things (IoT) solutions complete with services, software and hardware to system integrators and enterprises. By adopting Eurotech’s solutions, customers have access to IoT software components and platforms, Edge Gateways to enable asset monitoring, and high-performance Edge Computers (HPEC) for Artificial Intelligence (AI) applications. To offer increasingly complete solutions, Eurotech has activated partnerships with leading companies in their field of action, thus creating a global ecosystem that allows it to create “best in class” solutions for the Internet of Things.
The CEI-Sphere project supports the development of an open, interoperable, and competitive Cloud-Edge-IoT (CEI) ecosystem. At its core are Europe’s Large-Scale Pilots (LSPs) – the O-CEI and COP-PILOT projects – which deliver hyper-distributed, scalable next-generation CEI solutions serving a wide range of industries.
To maximise their impact, CEI-Sphere introduces the concept of Spheres: clusters in 1) energy and infrastructure resilience, 2) mobility, logistics and software defined vehicles and 3) industrial optimisation and productivity that bring together use cases from the LSPs around shared challenges and opportunities. This market-driven approach fosters synergies, speeds up knowledge exchange, and accelerates the transition from innovation to large-scale adoption.
FEDERATE is an EU funded project, uniting key stakeholders from the automotive, semiconductor, open-source software, and public sectors to accelerate the development of a robust Software-Defined Vehicle (SDV) ecosystem. By fostering collaboration and innovation, FEDERATE aims to enhance Europe’s competitiveness in delivering next-generation, software-centric vehicles.
The project focuses on creating a shared vision, establishing a common glossary, and developing a comprehensive roadmap to guide SDV advancements across the continent.
Check out the project video here: FEDERATE Introduction video
DevITJobs is a job board for Software Engineers.
Its main goal is to bring more transparency, openness and diversity to the IT market.
DevITJobs is not only for Developers but for everyone working in the IT industry: Engineers, SAP and System Admins, Product Managers, QAs and UX/UI Designers.
WomenTech Network is one of the world’s leading communities for women in tech with more than 13,487 Global Ambassadors representing 179 countries. 150,000 tech leaders have collaborated with the network to date to cultivate a diverse global network that reaches 4.5 million people. WomenTech Network strives to empower women in tech through leadership development, professional growth, and mentorship programs. WomenTech Network hosts regular career networking events and a global tech conference for members to connect with like-minded professionals and learn about job opportunities at leading companies that value diversity.
The Erlang Ecosystem Foundation is a 501(c)(3) not-for-profit organization dedicated to the mission of sustaining and expanding the software languages that run on the Erlang VM (BEAM).
Our members include industry leaders who are dedicated to furthering state of the art for Erlang, Elixir, Gleam, LuErl and LFE languages and other technologies based on the BEAM.
Gaining increasing traction in the electronics engineering publishing landscape, EPDT is serves as a multi-faceted platform enabling design engineers, engineering management and purchasing staff to get detailed information that will help them with the specifying/procurement of the latest electronics hardware and accompanying software. It also proves invaluable to test engineers in relation to the validation and regulatory compliance of systems based on such hardware/software, as well as supporting manufacturing engineers as they transition pilot runs into full-scale production activities.
dpunkt.verlag offers books on IT and photography. The Computing program includes books on all areas of IT: from programming languages, software development, AI, testing, and software quality to data science, IT administration, agility, and modern business management. But books aren’t the only thing in the portfolio—dpunkt also offers workshops and conferences as platforms for networking and continuing education. dpunkt.verlag is a brand of Rheinwerk Verlag GmbH.
Programmez! is a French magazine about coding. Since 1998, it has explored code and technologies. It relesases 10 issues per year with developer news, a weekly newsletter, events and a podcast.
Women4Cyber is a non-profit aiming to connect female cyber talent to companies to close the workforce gap through various initiatives. We bring awareness to the community, facilitate education and mentorship and create pathways that connect women in cyber with organisations.
At GIRLEEK, we believe that digital access should be a right, not a privilege. Based in Brussels, our organisation develops training programs and projects to make digital skills accessible to as many people as possible, with a particular focus on women and those who are underserved by the digital world. Taking part in a global open source event is, for us, a way to affirm our commitment to an open, collaborative, and empowering digital future.
PyLadies Brussels is a local chapter of PyLadies Global, an international non-profit promoting diversity and inclusion in the Python community. We organise workshops accessible to all levels, events, and social gatherings for women and underrepresented minorities in Brussels.
