Open Source Alternatives
Online survey and questionnaire platform.
SurveyMonkey is a trademark of its respective owner.
Updated Apr 2026
| HeyForm | survey-library | survey-creator | |
|---|---|---|---|
| Score | 20 | 18 | 16 |
| Overlap | 70% | 70% | 75% |
| Migration | trivial | moderate | moderate |
| License | GNU Affero General Public License v3.0 | MIT | SurveyJS License (commercial) |
| Best for | Small teams | Everyone | Small teams |
Ranked by Discovery Score
Open source form builder
Drag-and-drop form builder, conversational (one question at a time) layout, conditional logic, integrations with webhooks and Zapier. AGPL v3, TypeScript.
SurveyJS is the library that does it. Drag-and-drop form builder, conditional logic, 20+ question types, all rendered inside your React/Angular/Vue/jQuery app.
SurveyJS Creator is that component. Drop it into React, Angular, Vue, or vanilla JS and your users get a visual form builder with conditional logic, branching, scoring, and 20+ question types.
Open source survey platform
In-app surveys, website pop-ups, and link surveys, all from one platform you can self-host. The open source version is free.
Including when one of these alternatives ships a major update. Free.