custom-widgets
The premium Open Source alternative to Form.io
🎯 Best for:Developers building complex form builders with SurveyJS.
What is custom-widgets?
An extension library alternative to proprietary form builder plugins. It integrates third-party JavaScript components like CKEditor, Select2, and Inputmask into SurveyJS applications.
Tech Stack
JavaScriptLow-Code & Builder
Why custom-widgets?
- • Broad range of input types
- • Seamless SurveyJS integration
- • Modular architecture
Limitations
- • Inherits SurveyJS licensing complexities
- • Requires managing multiple dependencies
- • Documentation varies by widget
3/4/2026
Last Update
81
Forks
30
Issues
MIT
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to custom-widgets instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Form.io)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%