Research Question
The user sought self-hosted (on-premises or private cloud) workflow automation platforms suitable for lead follow-up tasks, such as processing form submissions, scoring leads, routing to CRMs, and notifying sales teams.
Key Findings
- Platforms compared: n8n, FlowFuse, and Windmillβall open-source and self-hostable.
- n8n: intermediate difficulty, 1-hour setup, $0 monthly/annual cost, fits free tier (Community edition), best for teams wanting self-hosted.
- Windmill: advanced difficulty, 2.5-hour setup, $0 monthly/annual cost, fits free tier (Free and Open-source), best for script-heavy automation.
- FlowFuse: advanced difficulty, 3-hour setup, $425 monthly ($4,675 annual base), no free tier (Pro self-hosted), best for IoT-integrated workflows.
- Use case supports 3 workflows with 5 steps each, at 500β5,000 executions per month for a team of 1.
- Automation saves $12,000 annually versus manual processing.
Recommendation
n8n is recommended as the primary platform due to its free self-hosted Community edition, intermediate difficulty, and quick 1-hour setup, making it ideal for lead follow-up without heavy coding. Windmill serves as a strong free alternative for script-intensive workflows. Avoid FlowFuse unless IoT integration is needed, given its $425 monthly cost; all require some DevOps or server admin skills.
Details
Self-hosted platforms fit the lead follow-up use case (form submissions to CRM, scoring, sales notifications). Pricing verified as of April 26, 2026.
| Platform | Difficulty | Monthly Cost | Free Tier | Key Trade-off |
|---|---|---|---|---|
| n8n | Intermediate | $0 | Yes | Needs some DevOps capacity |
| Windmill | Advanced | $0 | Yes | Best for script-heavy; non-devs may struggle |
| FlowFuse | Advanced | $425 | No | Requires server admin skills |
Pricing pages:
- n8n: https://n8n.io/pricing
- FlowFuse: https://flowfuse.com/pricing/
- Windmill: https://www.windmill.dev/pricing
Methodology
The comparison used a platform evaluation tool with parameters for self-hosted deployment, lead follow-up use case, 3 workflows, 5 steps per workflow, 500β5,000 executions per month, and 1 team member. Data sourced from official pricing pages, verified on 2026-04-26. Limitations include assumptions on volume/scale and focus on cost, setup time, and fit without testing custom integrations.
FAQ
Which platform is free and easiest to set up?
n8n offers a free Community edition with intermediate difficulty and 1-hour setup, suitable for self-hosted lead follow-up without advanced DevOps.
Does Windmill fit low-execution volumes?
Yes, Windmill's free open-source edition fits 500β5,000 executions per month but is advanced and best for script-heavy workflows, potentially challenging for non-developers.
What is the cost of FlowFuse for self-hosting?
FlowFuse Pro self-hosted costs $425 monthly ($4,675 annually), with advanced setup (3 hours) and no free tier.
How much can automation save annually?
Lead follow-up automation saves $12,000 per year compared to manual processing, based on typical costs.
Are all platforms open-source and self-hostable?
Yes, n8n, FlowFuse, and Windmill are open-source and support self-hosting (on-premises or private cloud).