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Web3Forms alternatives · Forms

Open-source alternatives to Web3Forms

Web3Forms 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.

Web3Forms's current pricing could not be confirmed from its own site. 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 Web3Forms

  1. Airform

    Free open-source service that turns HTML forms into emails

    • Airform has a free plan. Web3Forms does not.
    • Airform is open source, according to its own site.
    Airform vs Web3FormsAirform pricing and details

  2. LimeSurvey

    Open-source survey tool, hosted in the cloud or self-hosted

    • LimeSurvey has a free plan. Web3Forms does not.
    • LimeSurvey is open source and self-hostable, according to its own site.
    • LimeSurvey also covers templates, surveys and reports.
    LimeSurvey pricing and details

  3. KoboToolbox

    Open-source data collection for field surveys, online or offline

    • KoboToolbox has a free plan. Web3Forms does not.
    • Only KoboToolbox lists an Android app.
    • KoboToolbox is open source and self-hostable, according to its own site.
    • KoboToolbox also covers surveys and reports.
    KoboToolbox pricing and details

  4. OpnForm

    Open-source form builder with unlimited submissions

    • OpnForm has a free plan. Web3Forms does not.
    • OpnForm is open source and self-hostable, according to its own site.
    • OpnForm also covers templates and surveys.
    OpnForm pricing and details

  5. Ninja Forms

    WordPress form builder with a free core and paid add-ons

    • Ninja Forms has a free plan. Web3Forms does not.
    • Ninja Forms is open source, according to its own site.
    • Ninja Forms also covers templates and workflow automation.
    Ninja Forms pricing and details

  6. Typebot

    Open-source chatbot and conversational form builder

    • Typebot has a free plan. Web3Forms does not.
    • Typebot is open source and self-hostable, according to its own site.
    • Typebot also covers no-code, whatsApp messaging and chatbots.
    Typebot pricing and details

  7. Form.io

    JSON form and API platform for developers, hosted or self-hosted

    • Form.io is open source and self-hostable, according to its own site.
    Form.io pricing and details

  8. Open Data Kit

    Open-source mobile and web data collection

    • Open Data Kit has a free plan. Web3Forms does not.
    • 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.
    Open Data Kit pricing and details

  9. CommCare

    No-code apps for frontline case management and data collection

    • CommCare has a free plan. Web3Forms does not.
    • Only CommCare lists Android and iOS apps.
    • CommCare is open source, according to its own site.
    • CommCare also covers surveys and case management.
    CommCare pricing and details

  10. SurveyJS

    Open-source JavaScript form library with a paid form builder

    • SurveyJS has a free plan. Web3Forms does not.
    • SurveyJS is open source and self-hostable, according to its own site.
    • SurveyJS also covers no-code and surveys.
    SurveyJS pricing and details

  11. Formbricks

    Open-source survey platform for links, websites and apps

    • Formbricks has a free plan. Web3Forms does not.
    • Formbricks is open source and self-hostable, according to its own site.
    • Formbricks also covers templates, workflow automation and surveys.
    • Web3Forms also covers forms.
    Formbricks pricing and details

  12. HeyForm

    Open-source builder for conversational forms and surveys

    • HeyForm has a free plan. Web3Forms does not.
    • HeyForm is open source and self-hostable, according to its own site.
    • HeyForm also covers templates, no-code and surveys.
    HeyForm pricing and details

3 more that are open source

All 15 in one table

Common questions

Is there an open-source alternative to Web3Forms?

Yes. Airform, LimeSurvey, KoboToolbox, OpnForm, Ninja Forms, Typebot, Form.io, Open Data Kit and 7 more are open source, according to their own sites.

Is Web3Forms open source?

Web3Forms 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?

Airform, LimeSurvey, KoboToolbox, OpnForm, Ninja Forms, 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 Web3Forms: the alternatives its listing names first, then the tools that share the most features with it.