discover · compare · collections · requirements · contribute · feed · watching · stats · help with your tokens
projectcalico/calico · source
Snapshot 0 · 2026-11-04T12:47:24Z · Go · Apache-2.0
Content fingerprint
bbc2cb0c047e281dc87adeac5d11bb6991856142c9d9820714b4447ebaa4c5abGitHub description at capture
Cloud native networking and network security
README at capture
[](https://goreportcard.com/report/github.com/projectcalico/calico) [](https://artifacthub.io/packages/helm/projectcalico/tigera-operator) [](calico/LICENSE) [](https://pkg.go.dev/github.com/projectcalico/api) [](https://bestpractices.coreinfrastructure.org/projects/6064) <div align=center> <h1>Calico</h1> <h2> <a href="https://projectcalico.docs.tigera.io/getting-started/kubernetes/quickstart">Quickstart</a> | <a href="https://projectcalico.docs.tigera.io">Docs</a> | <a href="CONTRIBUTING.md">Contribute</a> | <a href="https://slack.projectcalico.org">Slack</a> | <a href="https://github.com/projectcalico/calico/releases">Releases</a> </h2> </div> ## 🐾 Welcome to Project Calico! Project Calico, created and maintained by [Tigera][tigera], is an open-source project with an active development and user community. Calico Open Source has grown to be the most widely adopted solution for container networking and security, powering 8M+ nodes daily across 166 countries. ## 🌟 Why use Calico? - **Data Plane Choice**: eBPF, standard Linux, Windows, and VPP — versatility in network solutions. - **Interoperability**: Works across multiple distros, multiple clouds, bare metal, and VMs. - **Optimized Performance**: Engineered for high speed and low CPU usage, maximizing your cluster investments. - **Scalable Architecture**: Grows seamlessly with your Kubernetes clusters without sacrificing performance. - **Advanced Security**: Get granular access controls and WireGuard encryption. - **Kubernetes Networking Policy Support**: Continually defining excellence in Kubernetes network policy standards and support. - **Vibrant Contributor Community**: Over 200 contributors from a wide array of global companies. - **Flexible networking**: An array of networking tools at your disposal, including BGP, VXLAN, service advertisement, and more. <div align=center> <img src="https://www.tigera.io/app/uploads/2026/01/Ecosystem_2026.svg"> </div> ## 🤝 Join the Calico Community - [Calico Big Cats][big-cats]: Become an ambassador and share your journey - [Community Meetings][community-meetings]: Engage and contribute - [Contribute on GitHub][first-issues]: Start with 'good first issues' - [Connect on Slack][slack]: Join the conversation with fellow contributors and our developers ## 💡 Contributing to Project Calico - [Get Started with Project Calico][get-started] - [Repositories][repos] - [Contribute to our docs][docs-contrib] - Documentation: [Dive into our training and resources][resources] - [Make Calico better][issues] ## 🛠️ Projects We Maintain - [Calico Golang API][api] - [Calico operator][operator] - [VPP dataplane][vpp] - [Calico BIRD][bird] ## 📢 Stay Connected - Subscribe: [Join our newsletter][news] - [YouTube channel for updates & tutorials][youtube] - [Technical Blog][blog] - [Careers][join]: Passionate about open source? Join our team. [tigera]: https://www.tigera.io/ [big-cats]: https://www.tigera.io/project-calico/calico-big-cats-ambassador-program/#meet-calico-big-cats [community-meetings]: https://calendar.google.com/calendar/u/0/embed?src=tigera.io_uunmavdev5ndovf0hc4frtl0i0@group.calendar.google.com [first-issues]: https://github.com/projectcalico/calico/labels/good%20first%20issue [slack]: https://slack.projectcalico.org/ [get-started]: https://docs.tigera.io/calico/latest/about [repos]: https://github.com/orgs/projectcalico/repositories [docs-contrib]: https://github.com/projectcalico/calico/blob/master/CONTRIBUTING_DOCS.md [resources]: https://docs.tigera.io/calico/latest/about/training-resources [issues]: https://github.com/projectcalico/calico/issues [api]: https://github.com/projectcalico/api [operator]: https://github.com/projectcalico/calico/tree/master/operator [vpp]: https://github.com/projectcalico/vpp-dataplane [news]: https://www.tigera.io/project-calico/#:~:text=Join%20Calico%20Open%20Source%20community%20newsletter [youtube]: https://www.youtube.com/channel/UCFpTnXDNcBoXI4gqCDmegFA [blog]: https://www.tigera.io/blog/?_sft_category=technical-blog [join]: https://www.tigera.io/careers/ [bird]: https://github.com/projectcalico/bird