Goupile is a free eCRF design tool that strives to make form creation and data entry both powerful and easy. Goupile is published under the GPL version 3 license; feel free to use it.
You can test some features on our online demo instance:
Please note: sessions and data on the demo version are reset regularly!
A security audit was performed by Radically Open Security in 2025. Read the PDF report below: