head to head · open source
argo-cd vs OpenStack
argo-cd has 24,517 GitHub stars, 8,116 forks, 4,362 open issues and last shipped yesterday. OpenStack has 6,072 stars, 1,625 forks, 1 open issues and last shipped yesterday. argo-cd leads on adoption by 304% (24,517 vs 6,072 stars). argo-cd is written in Go under Apache-2.0; OpenStack is written in Python under Apache-2.0. argo-cd has attracted 33% as many forks as stars, OpenStack 27%. OpenStack 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
| argo-cd | OpenStack | |
|---|---|---|
| GitHub stars | ★ 25K | ★ 6.1K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 8.1K | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick argo-cd if
- You weight community size — 25K 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 OpenStack if
- You want the OpenStack feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and OpenStack fits your workflow better
About argo-cd
Releases: Code: Social: Argo CD Declarative Continuous Delivery for Kubernetes What is Argo CD? Argo CD is a declarative GitOps continuous delivery tool for Kubernetes. Why Argo CD? 1. Application definitions, configurations, and environments should be declarative and version controlled. 1. Application deployment and lifecycle management should be automated, auditable, and easy to understand. Who uses Argo CD? Official Argo CD user list Documentation To learn more about Argo CD go to the complete documentation. Check live demo at Community Contribution, Discussion and Support You can reach the Argo CD community…
read the full argo-cd overview →
About OpenStack
OpenStack ========= OpenStack is a collection of interoperable components that can be deployed to provide computing, networking and storage resources. Those infrastructure resources can then be accessed by end users through programmable APIs. This repository just represents OpenStack as a collection of git submodules. You can find the repositories for individual components at: You can learn more about the various components in OpenStack at: To learn more about how to contribute to OpenStack, please head to our Contributor portal: To learn more about how OpenStack is governed, you can visit: Why this repository ?…
read the full OpenStack overview →
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Frequently asked questions
Is argo-cd or OpenStack more popular?
argo-cd has 24,517 GitHub stars and OpenStack has 6,072. argo-cd has the larger community by that measure.
Are argo-cd and OpenStack free?
Both are open source. argo-cd is licensed under Apache-2.0 and OpenStack under Apache-2.0. Neither carries a licence fee.
What is the difference between argo-cd and OpenStack?
argo-cd is written in Go and OpenStack in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, argo-cd or OpenStack?
Choose argo-cd if you want the larger community (24,517 stars) or its Apache-2.0 licence terms. Choose OpenStack if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.