Building and sustaining open source communities

Over 120,000 open source technologists and leaders from around the globe gather at Linux Foundation events annually to share ideas, learn and collaborate.

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OpenSearchCon Europe

Apr 30–May 1, 2025 Amsterdam, Netherlands

OpenSearchCon is the annual conference that brings the OpenSearch community together to learn, connect, and collaborate. Users, administrators, and developers attend to explore solutions to real-world problems, network with peers, and explore the future of search, observability, and security applications.

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PyTorch Day France

May 7, 2025 Paris, France

Join PyTorch Day France 2025, hosted by the PyTorch Foundation—a pivotal event for community-driven learning, networking, and open-source AI innovation.

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DPDK Summit

May 8–9, 2025 Prague, Czech Republic and Virtual

The DPDK Summit is a community event designed for software developers who contribute or use DPDK.

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Open Source in Finance Forum London

Jun 24, 2025 London, England

OSFF 2025 will spotlight groundbreaking advancements, deliver insights on best practices, and offer exclusive access to the leaders shaping open source in finance.

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The Linux Foundation Europe Roadshow

Jul 8, 2025 Milan, Italy

The Linux Foundation Europe Roadshow is a one-day event bringing together policymakers, developers, and industry leaders to shape the future of open source in Europe. Kicking off in Milan, the Impact Track will explore the financial sector’s role in open source, fostering collaboration and innovation. This roadshow connects diverse voices to drive technological advancement and policy development across the region.

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Automotive Grade Linux All Member Meeting Summer

Jul 9–10, 2025 Berlin, Germany

Automotive Grade Linux (AGL) is a collaborative open source project that is accelerating the development of a fully open software platform for automotive applications exhibiting at AGL’s AMM Summer 2025 to highlight members and the broader AGL ecosystem.

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Open Source Summit Europe

Aug 25–27, 2025 Amsterdam, Netherlands

The premier vendor-neutral conference in Europe for open source developers and technologists to collaborate, share information and learn about the latest technologies and innovations across open source.

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AI_dev: Open Source GenAI & ML Summit Europe

Aug 28–29, 2025 Amsterdam, Netherlands

AI_dev is the premier event for developers in open source GenAI & ML. Attend to dive deep into AI innovations, collaborations & best practices.

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Container Plumbing Days

Aug 28, 2025 Amsterdam, Netherlands

Container Plumbing Days is the place to investigate, discuss, hack, learn, and celebrate the “lower-level” open source container technologies, everything from the container runtime on down to the Linux kernel.

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Linux Security Summit Europe

Aug 28–29, 2025 Amsterdam, Netherlands

A technical forum for collaboration between Linux developers, researchers, and end users aiming to foster community efforts in analyzing and solving Linux security challenges.

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OpenSSF Community Day Europe

Aug 28, 2025 Amsterdam, Netherlands

OpenSSF Community Days unite the open source security community to collaborate on securing OSS development, maintenance, and consumption in a regional, innovative setting.

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seL4 Summit

Sep 3–5, 2025 Prague, Czech Republic

The seL4 Summit is the annual international summit on the seL4 microkernel and seL4-related technology, tools, infrastructure, products, projects, and people.

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GraphQLConf

Sep 8–10, 2025 Amsterdam, Netherlands

GraphQLConf presented by the GraphQL Foundation unites the global GraphQL community promoting education, adoption & advancement of GraphQL.

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LF Energy Summit Europe

Sep 10–11, 2025 Aachen, Germany

This summit will gather the LF Energy community including electric utilities, technology vendors, global energy companies, researchers, and other industry stakeholders to learn about LF Energy and its projects, collaborate, and share best practices.

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Cloud Foundry Day Europe

Oct 7, 2025 Frankfurt, Germany

Cloud Foundry Day is a celebration of technology - particularly the CF platform, the tooling around it, and all the projects that are a part of its larger ecosystem. Maintainers, contributors, and others in the community convene to help make it a success.

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The Linux Foundation Europe Member Summit

Oct 28, 2025 Ghent, Belgium

Where LF Europe participants foster collaboration, open innovation & partnerships to advance Europe-wide open source strategy and mobilise resources in their organisations to collaboratively influence the largest shared technology investment of our time.

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The Linux Foundation Europe Roadshow

Oct 29, 2025 Ghent, Belgium

The LF Europe Roadshow is a one-day event focusing on regulation—bringing policymakers, legal experts, and industry leaders together to navigate open source policy. This stop explores how evolving regulations impact adoption, security, and innovation, fostering collaboration to shape the future of open source governance in Europe.

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KubeCon + CloudNativeCon Europe 2026

Mar 23–26, 2026 Amsterdam, Netherlands

The Cloud Native Computing Foundation’s flagship conference gathers adopters and technologists from leading open source and cloud native communities in Amsterdam, The Netherlands from 23-26 March, 2026. Join our CNCF Graduated and Incubating Projects as the community gathers for four days to further the education and advancement of cloud native computing.

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KubeCon + CloudNativeCon Europe 2027

Mar 15–18, 2027 Barcelona, Spain

The Cloud Native Computing Foundation’s flagship conference gathers adopters and technologists from leading open source and cloud native communities in Barcelona, Spain from 15-18 March, 2027. Join our CNCF Graduated and Incubating Projects as the community gathers for four days to further the education and advancement of cloud native computing.

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