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Open Source Formstack Alternatives

The best open source alternative to Formstack is Nextcloud Forms. If that doesn't suit you, our users have ranked more than 100 alternatives to Formstack and nine of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Formstack are OhMyForm, SurveyJS, Drupal Webform and Yakforms.

Formstack alternatives are mainly Survey Creators but may also be Form Builders or Quiz Makers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Formstack.
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Formstack is an online HTML form builder that lets you easily create powerful event registration forms, online surveys,...

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  1. Nextcloud Forms icon

    Nextcloud Forms

    • FreemiumOpen Source
    • Online
    • Self-Hosted
    132 alternatives to Nextcloud Forms 
    • Simple design: No mass of options, only the essentials. Works well on mobile of course.
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    Features
    Screenshot
  2. OhMyForm icon

    OhMyForm

    • Self-Hosted
    173 alternatives to OhMyForm 

    OhMyForm is a free and open source alternative to commercial form creators like Typeform and Google Forms providing all the features you need to run, administer, analyze and distribute forms for free.

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    This app doesn't have any features at the moment.
    Screenshot


  3. SurveyJS icon

    SurveyJS

    • Online
    • Self-Hosted
    194 alternatives to SurveyJS 

    Unlike the most others solutions, SurveyJS Project consists of three fully independent parts: run-time SurveyJS library, SurveyJS editor and SurveyJS service for storing and analyzing results. You may stick with the complete solution or use only a library.

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    Features
    Combined matrices
  4. Drupal Webform icon

    Drupal Webform

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    141 alternatives to Drupal Webform 

    Webform is the module for making forms and surveys in Drupal CMS. Results can be exported into Excel or other spreadsheet applications. Webform also provides some basic statistical review.

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    Features
    1.  Extensible by Plugins/ExtensionsDrupal Webform can be extended with add-ons, plugins and extensions.
    2.  Real time collaborationMultiple users can work together in Drupal Webform simultaneously.
      Wizard example
      Form builder
    • Yakforms icon

      Yakforms

      • Online
      • Self-Hosted
      196 alternatives to Yakforms 

      Yakforms is a free-as-in-free-speech software that allows you to easily create forms for your community. Whether you need a full-blown or a quick poll, Yakforms will fit your needs.

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      Features
      Screenshot


    • EUSurvey icon

      EUSurvey

      • Online
      186 alternatives to EUSurvey 

      EUSurvey is supported by the European Commission to promote interoperability solutions for European public administrations. A hosted version is available free of charge to all EU citizens. Open-source, published under the EUPL licence.

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      Features
    • ApPHP DataForm icon

      ApPHP DataForm

      • Windows
      • Linux
      • Self-Hosted
      162 alternatives to ApPHP DataForm 

      ApPHP DataForm script is a simple tool for creating HTML forms with ease. It was especially designed for web developers, who do not want to spend excessive time on creating forms in HTML or through PHP, but want to use a first-class OOP backend.

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      Features
      Screenshot
    • FormBucket icon

      FormBucket

      55 alternatives to FormBucket 

      FormBucket gives you a hosted endpoints for your static site forms. Your markup, your CSS. We take care of the rest. You can redirect users to any URL, send autoresponder emails and add unlimited webhooks.

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      Features
      Screenshot
    • FormPress icon

      FormPress

      • Self-Hosted
      • Software as a Service (SaaS)
      11 alternatives to FormPress 

      A simple and fast open-source form-builder tool with a straightforward interface, offering hosted and self-hosted versions.

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      Features
      Build forms using WYSIWYG form editor
    Showing 9 of 9 alternatives
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