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10 top picks · 1 audience ranking

Best open source survey and event tools

The best open source survey and event tool is Formbricks, with 13,065 GitHub stars, the AGPL-3.0 license and a Docker image; Rallly and HeyForm are strong alternatives. This page also breaks the picks down by team size and use: Formbricks leads for startups and small business. The overall ranking weighs GitHub stars, commits in the last year, Docker images, open-source licenses and recent commits across the 22 apps in the polls, surveys & events category of the appsgit catalog.

Updated · data from GitHub, refreshed nightly

Top picks

  1. Rank 1:

    Formbricks

    formbricks/formbricks

    Experience Management Suite built on the largest open source survey stack worldwide. Gracefully gather feedback at every step of the customer journey to know what your customers need.

    Polls, Surveys & EventsTypeScriptDocker

    Formbricks has 13,065 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 1,403 commits in the last year; it replaces Typeform and Google Forms.

  2. Rank 2:

    Rallly

    lukevella/rallly

    Create polls to vote on dates and times (alternative to Doodle).

    Booking & SchedulingTypeScriptDocker

    Rallly has 5,285 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 1,513 commits in the last year; it replaces Calendly.

  3. Rank 3:

    HeyForm

    heyform/heyform

    Form builder that allows anyone to create engaging conversational forms for surveys, questionnaires, quizzes, and polls.

    Polls, Surveys & EventsTypeScriptDocker

    HeyForm has 8,997 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 117 commits in the last year; it replaces Typeform and Google Forms.

1 of 2 · 10 picks

Top picks

10 of the 22 apps in the polls, surveys & events category, ranked on GitHub stars, commits in the last year, Docker images, open-source licenses and recent commits.

  1. 1

    Formbricks

    Experience Management Suite built on the largest open source survey stack worldwide. Gracefully gather feedback at every step of the customer journey to know what your customers need.

    Formbricks has 13,065 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 1,403 commits in the last year; it replaces Typeform and Google Forms.

  2. 2

    Rallly

    Create polls to vote on dates and times (alternative to Doodle).

    Rallly has 5,285 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 1,513 commits in the last year; it replaces Calendly.

  3. 3

    HeyForm

    Form builder that allows anyone to create engaging conversational forms for surveys, questionnaires, quizzes, and polls.

    HeyForm has 8,997 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 117 commits in the last year; it replaces Typeform and Google Forms.

  4. 4

    Fider

    Open platform to collect and prioritize feedback (alternative to UserVoice).

    Fider has 4,558 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 467 commits in the last year.

  5. 5

    OpnForm

    Beautiful form builder.

    OpnForm has 3,783 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 292 commits in the last year; it replaces Typeform and Google Forms.

  6. 6

    LimeSurvey

    Feature-rich web-based polling software. Supports extensive survey logic.

    LimeSurvey has 3,744 GitHub stars, uses the GPL-2.0 license and had 1,385 commits in the last year; it replaces Typeform and Google Forms.

  7. 7

    Bracket

    Flexible tournament system to build a tournament setup, add teams, schedule matches, keep track of scores and present ranking live to the public.

    Bracket has 1,741 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 419 commits in the last year.

  8. 8

    indico

    Feature-rich event management system, made @ CERN, the place where the Web was born.

    indico has 2,115 GitHub stars, uses the MIT license and had 442 commits in the last year; it replaces Eventbrite.

  9. 9

    docassemble

    System for guided interviews and document assembly, based on Python, YAML, and Markdown.

    docassemble has 989 GitHub stars, uses the MIT license, ships a Docker image and had 253 commits in the last year.

  10. 10

    pretalx

    Web-based event management, including running a Call for Papers, reviewing submissions, and scheduling talks. Exports and imports for various related tools.

    pretalx has 947 GitHub stars, uses the Apache-2.0 license and had 1,465 commits in the last year; it replaces Eventbrite.

2 of 2 · 5 picks

Best for startups and small business

Ranked for startups and small business (the same order for each) on GitHub stars, commits in the last year, Docker images, open-source licenses, project websites, recent commits and deploy guides.

  1. 1

    Formbricks

    Experience Management Suite built on the largest open source survey stack worldwide. Gracefully gather feedback at every step of the customer journey to know what your customers need.

    Formbricks has 13,065 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 1,403 commits in the last year; it replaces Typeform and Google Forms. For startups it also scores on a Docker image, an open-source license, a project website and a commit in the last 90 days.

  2. 2

    Rallly

    Create polls to vote on dates and times (alternative to Doodle).

    Rallly has 5,285 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 1,513 commits in the last year; it replaces Calendly. For startups it also scores on a Docker image, an open-source license, a project website and a commit in the last 90 days.

  3. 3

    HeyForm

    Form builder that allows anyone to create engaging conversational forms for surveys, questionnaires, quizzes, and polls.

    HeyForm has 8,997 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 117 commits in the last year; it replaces Typeform and Google Forms. For startups it also scores on a Docker image, an open-source license, a project website and a commit in the last 90 days.

  4. 4

    Fider

    Open platform to collect and prioritize feedback (alternative to UserVoice).

    Fider has 4,558 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 467 commits in the last year. For startups it also scores on a Docker image, an open-source license, a project website and a commit in the last 90 days.

  5. 5

    OpnForm

    Beautiful form builder.

    OpnForm has 3,783 GitHub stars, uses the AGPL-3.0 license, ships a Docker image and had 292 commits in the last year; it replaces Typeform and Google Forms. For startups it also scores on a Docker image, an open-source license, a project website and a commit in the last 90 days.

FAQ

Questions and answers

Still curious? Email info@appsgit.com.

What is the best open source survey and event tool?

The best open source survey and event tool is Formbricks, with 13,065 GitHub stars, the AGPL-3.0 license and a Docker image; Rallly and HeyForm are strong alternatives. This page also breaks the picks down by team size and use: Formbricks leads for startups and small business. The overall ranking weighs GitHub stars, commits in the last year, Docker images, open-source licenses and recent commits across the 22 apps in the polls, surveys & events category of the appsgit catalog.

Is Formbricks free?

Yes. Formbricks is open-source software released under the AGPL-3.0 license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.

Which open source survey and event tool is best for a startup?

Formbricks ranks first for startups, with 13,065 GitHub stars, the AGPL-3.0 license and a Docker image; Rallly and HeyForm follow. The startups ranking adds points for Docker images, permissive licenses, project websites and recent commits on top of stars and activity.

Which open source survey and event tool is best for a small business?

Formbricks ranks first for small business, with 13,065 GitHub stars, the AGPL-3.0 license and a Docker image; Rallly and HeyForm follow. The small business ranking adds points for Docker images, open-source licenses, project websites, recent commits and deploy guides on top of stars and activity.

Can I self-host these survey and event tools with Docker?

Yes, 7 of the 10 picks. Formbricks, Rallly and HeyForm publish Docker images, so you can run them on a VPS or home server with Docker Compose. The others install from their own packages or source; follow each project's install guide.

Are all of these survey and event tools open source?

All 10 apps on this list are open source. You can self-host and modify each one under its license.

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