--- title: "New report: The state of Calico Open Source 2023" source: "https://www.tigera.io/blog/new-report-the-state-of-calico-open-source-2023/" --- [Company Blog](https://www.tigera.io/category/company-blog/) # New report: The state of Calico Open Source 2023 By [Laura Ferguson](https://www.tigera.io/blog/author/laura-ferguson/) on Aug 23, 2023 • 2 min read We are excited to announce the publication of our 2023 *[State of Calico Open Source, Usage & Adoption](https://link.tigera.io/ufVRa)* report! The report compiles survey results from more than 1,200 Calico Open Source users from around the world, who are actively using Calico in their container and Kubernetes environments. It sheds light on how they are using Calico across various environments, while also highlighting different aspects of Calico’s adoption in terms of platforms, data planes, and policies. ## Report highlights The report shows that Calico continues to be a pivotal part of the container and Kubernetes ecosystem, finding large-scale adoption across major Kubernetes platforms. - Calico Open Source is mainly used for Kubernetes networking and security - 63% are using Calico as a security policy engine on top of an existing CNI - The top 3 Calico capabilities driving user adoption are its scalable networking, security policies and interoperability across different environments - Calico users are using a combination of data planes including eBPF, standard Linux and Windows - 16% of respondents use Calico’s newer eBPF data plane - Calico policy creation and deployment is driven by the need for workload access control and secure egress access - 85% of users need to achieve network segmentation and protect east-west traffic ## Calico by the numbers ![Calico by the numbers](https://www.tigera.io/app/uploads/2023/07/Calico-by-the-numbers-LP-diagram-1.png) ## Why read the report? Whether you’re a current or future Calico user, our report will help you understand how your peers are using Calico across various environments, as well as how widely adopted Calico Open Source is. You’ll also come away with a sense of the vibrant and active community at the heart of Project Calico. Read the [full report](https://link.tigera.io/ufVRa) [Open Source](https://www.tigera.io/tags/open-source/)[Project Calico](https://www.tigera.io/tags/project-calico/)[Announcements](https://www.tigera.io/tags/announcements/) ## Related posts [![Meet Mylo: An AI-native way to work with Calico](https://www.tigera.io/app/uploads/2026/09/Meet-Mylo-An-AI-native-way-to-work-with-Calico.png)](https://www.tigera.io/blog/meet-mylo-an-ai-native-way-to-work-with-calico/) [Technical Blog](https://www.tigera.io/category/technical-blog/) #### [Meet Mylo: An AI-native way to work with Calico](https://www.tigera.io/blog/meet-mylo-an-ai-native-way-to-work-with-calico/) By [Phil DiCorpo](https://www.tigera.io/blog/author/phil-dicorpo/) on Sep 3, 2026 A library of Calico tools and skills — delivered through the Calico MCP Server What if your hardest network question took ten minutes instead of ten days? Anyone who has operated Kubernetes networking at scale... [Read more](https://www.tigera.io/blog/meet-mylo-an-ai-native-way-to-work-with-calico/) [![Why We Built Lynx: Bringing Control to the Age of AI Agents](https://www.tigera.io/app/uploads/2026/06/Introducing-Lynx-NEW-TEMPLATE-2026-Tigera-brand.png)](https://www.tigera.io/blog/why-we-built-lynx-bringing-control-to-the-age-of-ai-agents/) #### [Why We Built Lynx: Bringing Control to the Age of AI Agents](https://www.tigera.io/blog/why-we-built-lynx-bringing-control-to-the-age-of-ai-agents/) By [Ratan Tipirneni](https://www.tigera.io/blog/author/ratan/) on Jun 17, 2026 For a decade, one idea has guided everything we’ve built at Tigera: How do you secure a dynamic system with a lot of moving parts that is changing rapidly, with a programmatic approach? Calico has... [Read more](https://www.tigera.io/blog/why-we-built-lynx-bringing-control-to-the-age-of-ai-agents/) [![What’s new in Calico: Spring 2026 Release](https://www.tigera.io/app/uploads/2026/06/Whats-New-in-Calico-NEW-TEMPLATE-2026.png)](https://www.tigera.io/blog/whats-new-in-calico-spring-2026-release/) #### [What’s new in Calico: Spring 2026 Release](https://www.tigera.io/blog/whats-new-in-calico-spring-2026-release/) By [Veronika Smolik](https://www.tigera.io/blog/author/veronika-smolik/) on Jun 2, 2026 Kubernetes has come a long way since its debut in 2014. It’s gone from running a couple of containerized microservices to orchestrating fleets of production workloads spanning everything from AI agents to full scale VMs... [Read more](https://www.tigera.io/blog/whats-new-in-calico-spring-2026-release/)