123FormBuilder alternatives · Forms
Open-source alternatives to 123FormBuilder
123FormBuilder 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.
123FormBuilder has a free plan. Paid plans start at $18.50 per month, billed yearly. 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 123FormBuilder
- 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). 123FormBuilder starts at $18.50 per month, billed yearly.
- LimeSurvey is open source and self-hostable, according to its own site.
- LimeSurvey also covers reports.
- 123FormBuilder 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.
- 123FormBuilder also covers forms.
- 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. 123FormBuilder starts at $18.50 per month, billed yearly.
- OpnForm is open source and self-hostable, according to its own site.
- 123FormBuilder also covers workflow automation.
- 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. 123FormBuilder starts at $18.50 per month, billed yearly.
- Ninja Forms is open source, according to its own site.
- 123FormBuilder also covers surveys.
- 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. 123FormBuilder starts at $18.50 per month, billed yearly.
- Only KoboToolbox lists an Android app.
- KoboToolbox is open source and self-hostable, according to its own site.
- KoboToolbox also covers reports.
- 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). 123FormBuilder starts at $18.50 per month, billed yearly.
- HeyForm is open source and self-hostable, according to its own site.
- HeyForm also covers no-code.
- 123FormBuilder 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). 123FormBuilder starts at $18.50 per month, billed yearly.
- Only Open Data Kit lists an Android app.
- Open Data Kit is open source and self-hostable, according to its own site.
- 123FormBuilder also covers templates and workflow automation.
- 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). 123FormBuilder starts at $18.50 per month, billed yearly.
- Only CommCare lists Android and iOS apps.
- CommCare is open source, according to its own site.
- CommCare also covers 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. 123FormBuilder starts at $18.50 per month, billed yearly.
- SurveyJS is open source and self-hostable, according to its own site.
- SurveyJS also covers no-code.
- 123FormBuilder also covers templates and 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. 123FormBuilder starts at $18.50 per month, billed yearly.
- Typebot is open source and self-hostable, according to its own site.
- Typebot also covers no-code, whatsApp messaging and chatbots.
- 123FormBuilder also covers templates, workflow automation and surveys.
- 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. 123FormBuilder starts at $18.50 per month, billed yearly.
- 123FormBuilder 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.
- 123FormBuilder also covers templates, workflow automation and surveys.
- Free
Enketo
Open-source web forms that work offline
- Enketo is free. 123FormBuilder starts at $18.50 per month, billed yearly.
- Enketo is open source and self-hostable, according to its own site.
- 123FormBuilder also covers templates and workflow automation.
Common questions
Is there an open-source alternative to 123FormBuilder?
Yes. LimeSurvey, Formbricks, OpnForm, Ninja Forms, KoboToolbox, HeyForm, Open Data Kit, CommCare and 7 more are open source, according to their own sites.
Is 123FormBuilder open source?
123FormBuilder is not described as open source on its own site. The listing was checked on Nov 12, 2026 against the pages it cites.
Which of these form and survey tools are free?
LimeSurvey, Formbricks, OpnForm, Ninja Forms, KoboToolbox, HeyForm, 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 123FormBuilder: the alternatives its listing names first, then the tools that share the most features with it.