Replace / Formstack
Best free Formstack alternatives (open source, self-hosted) 2026
The best open-source alternative to Formstack is Formbricks or Baserow, self-hosted on Railway. Surveys and typeform-style flows you host, including a Google Forms, SurveyMonkey, Jotform, Paperform, Formstack, Maze, and UserTesting off-ramp.
Estimated save $1,200 a year.
Open the stackStart on Railway
How Formstack compares
| Formstack | Formbricks | |
|---|---|---|
| Pricing model | Hosted subscription | Open-source or fair-code license; you pay the host |
| Hosting | Vendor cloud | Self-hosted on Railway or any VPS |
| Rough monthly cost | Public list price not verified this run | Hosting only — no SaaS seat meter in this repo |
- Formbricks
Open-source Typeform / survey engine
- Baserow
Spreadsheet UI if the answers become a base
FAQ
- What is the best free open-source Formstack alternative?
- The best open-source alternative to Formstack is Formbricks or Baserow, self-hosted on Railway. Surveys and typeform-style flows you host, including a Google Forms, SurveyMonkey, Jotform, Paperform, Formstack, Maze, and UserTesting off-ramp.
- Is it free?
- The Formbricks licenses are open source or fair-code. You still pay hosting (Railway or any VPS) and any APIs the stack calls. There is no Formstack seat or task bill on this path.
- Can I migrate from Formstack?
- Yes. Start with the workflows or data you actually use, then cut over. The Formbricks stack page has the agent prompt and the cost table; most teams rebuild the slice that matters and leave old Formstack links until they expire.
- How do I deploy it?
- Open the Formbricks stack, copy the agent prompt, and deploy on Railway (one service, PORT, and a volume when the app needs disk). Placeholder: Formbricks + Postgres. Public form URL on Railway; responses stay in your DB.
- What does this replace?
- Typeform / Google Forms / SurveyMonkey / Jotform / Tally / Paperform / Formstack / Sprig / Maze / UserTesting. The published small-team estimate on this stack is $1,200 a year.
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