Argo CD
Windmill
| Feature | Argo CD | Windmill |
|---|---|---|
| Pricing | Free only | Free / from $10/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.6 / 5 | 4.4 / 5 |
| Best For | kubernetes-teams, gitops-practitioners, platform-engineers, devops-teams | developers, devops-teams, internal-tools, data-pipelines |
| Founded | 2018 | 2022 |
| Gitops | ✓ | ✗ |
| Auto Sync | ✓ | ✗ |
| Drift Detection | ✓ | ✗ |
| Multi Cluster | ✓ | ✗ |
| Rbac | ✓ | ✗ |
| Webhook Triggers | ✓ | ✗ |
| Health Checks | ✓ | ✗ |
| Rollback | ✓ | ✗ |
| Workflow Editor | ✗ | ✓ |
| Script To Ui | ✗ | ✓ |
| Scheduling | ✗ | ✓ |
| Approval Flows | ✗ | ✓ |
| Multi Language | ✗ | ✓ |
| Self Hostable | ✗ | ✓ |
| Audit Logs | ✗ | ✓ |
✓ Argo CD Pros
- True GitOps workflow with Git as single source of truth
- Beautiful UI for visualizing application state
- Automatic drift detection and sync
- Multi-cluster management support
- CNCF graduated project with strong community
✗ Argo CD Cons
- Only works with Kubernetes environments
- Initial setup requires Kubernetes expertise
- RBAC configuration can be complex
✓ Windmill Pros
- Open-source and self-hostable
- Supports Python, TypeScript, Go, Bash, SQL natively
- Auto-generates UI from script parameters
- Excellent scheduling and workflow orchestration
✗ Windmill Cons
- Smaller community than Zapier/n8n
- Self-hosting requires infrastructure knowledge
- Less polished documentation for beginners
The Verdict
Argo CD is built for kubernetes teams and gitops practitioners, with a focus on gitops and auto-sync. Windmill targets developers and devops teams and leads with workflow-editor and script-to-ui.
Argo CD uses custom enterprise pricing, while Windmill starts at $10/mo — a tangible advantage for teams with a fixed budget.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, Argo CD offers broader built-in capabilities (8 features vs 7), while Windmill takes a more focused approach — which can mean a simpler, faster onboarding experience.
Both tools are a solid fit for devops teams — in those cases, the decision often comes down to workflow style and how your team prefers to organize work.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.