FormBackend alternatives · Forms
Open-source alternatives to FormBackend
FormBackend is not described as open source on its own site. 15 of the 148 other form and survey tools in this directory are open source, according to their own sites.
FormBackend has a free plan. Paid plans start at $5 per month, billed monthly. 13 of them are free or have a free plan.
15 tools · Listings checked up to Nov 13, 2026 · Where the facts come from
The 12 closest to FormBackend
- Free plan · from $99/yr
Ninja Forms
WordPress form builder with a free core and paid add-ons
- Ninja Forms starts at $99 per year for 3 sites, after a first year at $59.40. FormBackend starts at $5 per month, billed monthly.
- Ninja Forms is open source, according to its own site.
- Ninja Forms also covers templates.
- Free plan · from $39/mo
LimeSurvey
Open-source survey tool, hosted in the cloud or self-hosted
- LimeSurvey starts at $39 per month, billed monthly (charged in EUR, about €34). FormBackend starts at $5 per month, billed monthly.
- LimeSurvey is open source and self-hostable, according to its own site.
- LimeSurvey also covers templates, surveys and reports.
- FormBackend also covers workflow automation.
- Free plan
Formbricks
Open-source survey platform for links, websites and apps
- Formbricks is open source and self-hostable, according to its own site.
- Formbricks also covers templates and surveys.
- FormBackend also covers forms.
- Free plan · from $21/mo
KoboToolbox
Open-source data collection for field surveys, online or offline
- KoboToolbox starts at $21 per month, billed annually ($25 billed monthly); nonprofits have a free plan. FormBackend starts at $5 per month, billed monthly.
- Only KoboToolbox lists an Android app.
- KoboToolbox is open source and self-hostable, according to its own site.
- KoboToolbox also covers surveys and reports.
- Free plan · from $25/mo
OpnForm
Open-source form builder with unlimited submissions
- OpnForm starts at $25 per month, billed yearly ($299); $29 billed monthly. FormBackend starts at $5 per month, billed monthly.
- OpnForm is open source and self-hostable, according to its own site.
- OpnForm also covers templates and surveys.
- FormBackend also covers workflow automation.
- Free plan · from $39/mo
Typebot
Open-source chatbot and conversational form builder
- Typebot starts at $39 per month for 2 seats and 2,000 chats. FormBackend starts at $5 per month, billed monthly.
- Typebot is open source and self-hostable, according to its own site.
- Typebot also covers no-code, whatsApp messaging and chatbots.
- FormBackend also covers workflow automation.
- Free trial · from $300/mo
Form.io
JSON form and API platform for developers, hosted or self-hosted
- Form.io starts at $300 per month, hosted SaaS project; self-hosted from $660 per month. FormBackend starts at $5 per month, billed monthly.
- FormBackend has a free plan. Form.io does not, though it has a free trial.
- Form.io is open source and self-hostable, according to its own site.
- FormBackend also covers workflow automation.
- Free plan · from $199/mo
Open Data Kit
Open-source mobile and web data collection
- Open Data Kit starts at $199 per month, billed yearly ($249 billed monthly). FormBackend starts at $5 per month, billed monthly.
- Only Open Data Kit lists an Android app.
- Open Data Kit is open source and self-hostable, according to its own site.
- Open Data Kit also covers surveys.
- Free plan · from $100/mo
CommCare
No-code apps for frontline case management and data collection
- CommCare starts at $100 per month, billed annually ($120 billed monthly). FormBackend starts at $5 per month, billed monthly.
- Only CommCare lists Android and iOS apps.
- CommCare is open source, according to its own site.
- CommCare also covers surveys and case management.
- Free plan · from $559 one-time
SurveyJS
Open-source JavaScript form library with a paid form builder
- SurveyJS starts at $559 once per developer, including updates and support for the first 12 months. FormBackend starts at $5 per month, billed monthly.
- SurveyJS is open source and self-hostable, according to its own site.
- SurveyJS also covers no-code and surveys.
- FormBackend also covers workflow automation.
- Free plan · from $15/mo
HeyForm
Open-source builder for conversational forms and surveys
- HeyForm starts at $15 per month, billed annually ($18 billed monthly). FormBackend starts at $5 per month, billed monthly.
- HeyForm is open source and self-hostable, according to its own site.
- HeyForm also covers templates, no-code and surveys.
- FormBackend also covers workflow automation.
- Free
Contact Form 7
Free open-source contact form plugin for WordPress
- Contact Form 7 is free. FormBackend starts at $5 per month, billed monthly.
- Contact Form 7 is open source and self-hostable, according to its own site.
- FormBackend also covers workflow automation.
Common questions
Is there an open-source alternative to FormBackend?
Yes. Ninja Forms, LimeSurvey, Formbricks, KoboToolbox, OpnForm, Typebot, Form.io, Open Data Kit and 7 more are open source, according to their own sites.
Is FormBackend open source?
FormBackend is not described as open source on its own site. The listing was checked on Nov 13, 2026 against the pages it cites.
Which of these form and survey tools are free?
Ninja Forms, LimeSurvey, Formbricks, KoboToolbox, OpnForm, Typebot, Open Data Kit, CommCare and 5 more are free or have a free plan.
When was this checked?
Each listing shows its own date. On this page they run from Oct 6, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to FormBackend: the alternatives its listing names first, then the tools that share the most features with it.