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Gravity Forms alternatives · Forms

Open-source alternatives to Gravity Forms

Gravity Forms is not described as open source on its own site. 9 of the 60 other form and survey tools in this directory are open source, according to their own sites.

Gravity Forms is a paid product, starting at $59 per year. 8 of them are free or have a free plan.

9 tools · Listings checked up to Nov 13, 2026 · Where the facts come from

How each one differs from Gravity Forms

  1. Contact Form 7

    Free open-source contact form plugin for WordPress

    • Contact Form 7 is free. Gravity Forms starts at $59 per year.
    • Contact Form 7 has a free plan. Gravity Forms does not.
    • Contact Form 7 is open source and self-hostable, according to its own site.
    • Gravity Forms also covers templates and surveys.
    Contact Form 7 vs Gravity FormsContact Form 7 pricing and details

  2. 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. Gravity Forms starts at $59 per year.
    • Ninja Forms has a free plan. Gravity Forms does not.
    • Ninja Forms is open source, according to its own site.
    • Ninja Forms also covers workflow automation.
    Ninja Forms vs Gravity FormsNinja Forms pricing and details

  3. 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). Gravity Forms starts at $59 per year.
    • LimeSurvey has a free plan. Gravity Forms does not.
    • LimeSurvey is open source and self-hostable, according to its own site.
    • LimeSurvey also covers reports.
    LimeSurvey pricing and details

  4. OpnForm

    Open-source form builder with unlimited submissions

    • OpnForm starts at $25 per month, billed yearly ($299); $29 billed monthly. Gravity Forms starts at $59 per year.
    • OpnForm has a free plan. Gravity Forms does not.
    • OpnForm is open source and self-hostable, according to its own site.
    OpnForm pricing and details

  5. Formbricks

    Open-source survey platform for links, websites and apps

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

  6. 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. Gravity Forms starts at $59 per year.
    • KoboToolbox has a free plan. Gravity Forms does not.
    • Only KoboToolbox lists an Android app.
    • KoboToolbox is open source and self-hostable, according to its own site.
    KoboToolbox pricing and details

  7. HeyForm

    Open-source builder for conversational forms and surveys

    • HeyForm starts at $15 per month, billed annually ($18 billed monthly). Gravity Forms starts at $59 per year.
    • HeyForm has a free plan. Gravity Forms does not.
    • HeyForm is open source and self-hostable, according to its own site.
    • HeyForm also covers no-code.
    HeyForm pricing and details

  8. Typebot

    Open-source chatbot and conversational form builder

    • Typebot starts at $39 per month for 2 seats and 2,000 chats. Gravity Forms starts at $59 per year.
    • Typebot has a free plan. Gravity Forms 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

  9. 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. Gravity Forms starts at $59 per year.
    • Form.io is open source and self-hostable, according to its own site.
    • Gravity Forms also covers templates and surveys.
    Form.io pricing and details

Common questions

Is there an open-source alternative to Gravity Forms?

Yes. Contact Form 7, Ninja Forms, LimeSurvey, OpnForm, Formbricks, KoboToolbox, HeyForm, Typebot and 1 more are open source, according to their own sites.

Is Gravity Forms open source?

Gravity Forms is not described as open source on its own site. The listing was checked on Oct 18, 2026 against the pages it cites.

Which of these form and survey tools are free?

Contact Form 7, Ninja Forms, LimeSurvey, OpnForm, Formbricks, KoboToolbox, HeyForm and Typebot 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 Gravity Forms: the alternatives its listing names first, then the tools that share the most features with it.