Botpress
Windmill
| Feature | Botpress | Windmill |
|---|---|---|
| Pricing | Free / from $79/mo | Free / from $10/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.3 / 5 | 4.4 / 5 |
| Best For | customer-support-teams, developers, agencies, enterprise-companies | developers, devops-teams, internal-tools, data-pipelines |
| Founded | 2017 | 2022 |
| Visual Flow Builder | ✓ | ✗ |
| Knowledge Base | ✓ | ✗ |
| Llm Integration | ✓ | ✗ |
| Multi Channel | ✓ | ✗ |
| Analytics | ✓ | ✗ |
| Human Handoff | ✓ | ✗ |
| Workflow Editor | ✗ | ✓ |
| Script To Ui | ✗ | ✓ |
| Scheduling | ✗ | ✓ |
| Approval Flows | ✗ | ✓ |
| Multi Language | ✗ | ✓ |
| Self Hostable | ✗ | ✓ |
| Audit Logs | ✗ | ✓ |
✓ Botpress Pros
- Visual flow builder is intuitive
- Built-in knowledge base (RAG)
- Multi-channel deployment
- Active open-source community
✗ Botpress Cons
- Free plan has message limits
- Complex bots require technical knowledge
- Documentation can be overwhelming
✓ 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
Botpress is built for customer support teams and developers, with a focus on visual-flow-builder and knowledge-base. Windmill targets developers and devops teams and leads with workflow-editor and script-to-ui.
On pricing, Windmill is the clear winner for budget-conscious users — starting at $10/mo compared to $79/mo for Botpress. That $69/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, Windmill offers broader built-in capabilities (7 features vs 6), while Botpress takes a more focused approach — which can mean a simpler, faster onboarding experience.
Both tools are a solid fit for developers — 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.