head to head · open source
kubernetes vs OpenTofu
kubernetes has 128,842 GitHub stars, 45,758 forks, 3,072 open issues and last shipped 2 days ago. OpenTofu has 30,703 stars, 1,414 forks, 320 open issues and last shipped 2 days ago. kubernetes leads on adoption by 320% (128,842 vs 30,703 stars). kubernetes is written in Go under Apache-2.0; OpenTofu is written in Go under MPL-2.0. kubernetes has attracted 36% as many forks as stars, OpenTofu 5%. kubernetes was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| kubernetes | OpenTofu | |
|---|---|---|
| GitHub stars | ★ 129K | ★ 31K |
| License | Apache-2.0 | MPL-2.0 |
| Written in | Go | Go |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 46K | ⑂ 1.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick kubernetes if
- You weight community size — 129K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick OpenTofu if
- You want the OpenTofu feature set and don't need the biggest community
- You prefer the MPL-2.0 license terms
- Your stack matches Go
- You evaluated both and OpenTofu fits your workflow better
About kubernetes
Kubernetes (K8s) Kubernetes, also known as K8s, is an open source system for managing [containerized applications] across multiple hosts. It provides basic mechanisms for the deployment, maintenance, and scaling of applications. Kubernetes builds upon a decade and a half of experience at Google running production workloads at scale using a system called [Borg], combined with best of breed ideas and practices from the community. Kubernetes is hosted by the Cloud Native Computing Foundation ([CNCF]). If your company wants to help shape the evolution of technologies that are container packaged, dynamically…
read the full kubernetes overview →
About OpenTofu
Homepage Slack Get Started OpenTofu is an OSS tool for building, changing, and versioning infrastructure safely and efficiently. OpenTofu can manage existing and popular service providers as well as custom in house solutions. Getting help and contributing Have a question? Post it in GitHub Discussions Open a GitHub issue Join us in the opentofu channel on the CNCF Slack! Want to contribute? Please read the Contribution Guide. Recurring Events Community Meetings on Wednesdays at 12:30 UTC (calendar) Technical Steering Committee Meetings every other Tuesday at 4pm UTC (calendar) [!TIP] For more OpenTofu events…
read the full OpenTofu overview →
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Frequently asked questions
Is kubernetes or OpenTofu more popular?
kubernetes has 128,842 GitHub stars and OpenTofu has 30,703. kubernetes has the larger community by that measure.
Are kubernetes and OpenTofu free?
Both are open source. kubernetes is licensed under Apache-2.0 and OpenTofu under MPL-2.0. Neither carries a licence fee.
What is the difference between kubernetes and OpenTofu?
kubernetes is written in Go and OpenTofu in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, kubernetes or OpenTofu?
Choose kubernetes if you want the larger community (128,842 stars) or its Apache-2.0 licence terms. Choose OpenTofu if its feature set, stack or MPL-2.0 licence fits better. Both are self-hostable.