Open source alternatives to Google Forms
Google Forms is the default free tool for quick surveys, quizzes and sign-up forms. These open source tools cover the same job and more, and every one of them can keep the answers on your own server.
8 alternatives, sorted by GitHub stars as of 21 October 2026. Reviewed .
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Formbricks
Survey platform for link, website and in-app surveys, with user targeting and research question types
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HeyForm
Conversational form builder for surveys, quizzes and contact forms, in the style of Typeform
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SurveyKing
Self-hosted surveys, auto-graded exams and question-bank practice in one Java application
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OpnForm
No-code form builder with unlimited forms and submissions, logic, payments and many integrations
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LimeSurvey
Long-standing PHP survey platform for research, with participant panels, quotas and statistics exports
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Nextcloud Forms
Simple surveys and questionnaires inside your own Nextcloud, with spreadsheet export
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ODK Central
The ODK server for offline mobile data collection with XLSForm, encryption, entities and OData
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KoboToolbox
Field data collection platform with offline forms, XLSForm, maps and exports for research and aid work
What Google Forms does
Google Forms creates online forms, surveys and quizzes as part of Google Workspace, and anyone with a Google account can use it. Questions include short answers, paragraphs, multiple choice, checkboxes, dropdowns, file uploads and linear scales. Respondents can be sent to different sections depending on their answers, and forms can become graded quizzes. Results appear as charts and can be stored in a Google Sheet, while the form itself lives in Google Drive. Add-ons, Apps Script and AppSheet extend it.
Why people look for an alternative
- Data stays with Google. Forms and responses are stored in the owner’s Drive and Sheets on Google’s infrastructure, and there is no self-hosted edition.
- A hosting region only on some paid plans. Workspace data regions, US or Europe, do cover Google Forms content and responses, but only on certain Business, Enterprise, Education and Frontline editions. Personal accounts and other editions cannot choose.
- Uploads need a Google account. Respondents must sign in to answer a file upload question, and that question type is unavailable for forms in shared drives or when the administrator has turned on Data Loss Prevention.
- Limited design and automation. Customization is limited to colors, images and fonts, branching works by jumping between sections, and connecting non-Google tools usually means add-ons or Apps Script.
What to compare in an alternative
- Question types. Check the ones you use today, such as file uploads, scales, grids and quizzes, and any you are missing, such as payments, signatures, rankings or matrices.
- Logic. Section jumps like Google’s, or real conditional logic, piping and calculations.
- Where results go. Built-in charts, CSV or spreadsheet export, or a spreadsheet that updates itself the way a linked Google Sheet does.
- Who can answer. Public links, accounts on your own system, groups, or invitation lists, and whether respondents need an account to upload files.
- Running it. An app on a server you already have, or a separate stack with its own database.
Which one to choose
If your organization already runs Nextcloud, Nextcloud Forms is the most direct replacement. It is just as simple, exports in Google’s CSV layout, and can keep a spreadsheet in your Files in sync, but it has no branching. For general business forms with logic, payments and integrations, look at OpnForm or, for one-question-at-a-time forms, HeyForm. For surveys that need complex logic, invitations, quotas or statistical exports, LimeSurvey is the long-standing choice, and SurveyKing adds auto-graded exams in a single container. Formbricks fits feedback surveys inside your own website or app. For research or field work on mobile devices, often offline, choose KoboToolbox or ODK Central.
Google Forms is a product of Google. OpenSourcePicks is not affiliated with Google or with the projects listed. More tools in Forms & Surveys.