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Open source polls and events

Software for organising polls and events. This page ranks 21 open-source polls projects by a health score recomputed every night from repository data; nothing else affects the order. Formbricks leads at 96/100 with 683 commits in the last 90 days and 13k stars, followed by HeyForm (96) and Fider (95). 15 of the 21 score 70 or above, 15 publish a Docker image, and the median health is 88. AGPL-3.0 is the most common licence, carried by 11 of them. Between them they stand in for Eventbrite, Calendly, Typeform, Doodle and Google Forms and 4 more proprietary products. The score weighs commits in the last 90 days, release recency, stars, archive status and Docker support; a low number means low measurable activity, not low quality, so a finished, stable tool can legitimately sit lower down.

updated Oct 2026 21 tools ★ 46k stars 15 with Docker median 88

Best for…

  • Most starred

    Formbricks

    13,190 stars on GitHub, the largest community in the category.

  • Most active

    LimeSurvey

    930 commits in the last 90 days, the fastest-moving codebase here.

  • Most permissive

    Fider

    MIT licence with health 95/100: the strongest option if you need to embed or fork commercially.

Ranked by health

Table view

How the poll tools compare

Formbricks and HeyForm tie at 96/100. Formbricks also has the largest following, at 13k stars.

The most recent release is OpnForm v2.8.1, published yesterday. docassemble, LimeSurvey, Meetable and 1 more publish no tagged releases, which costs up to 25 of the 100 points. Christmas Community scores under 40, so check recent activity before adopting it. By stack, Nodejs (8), PHP (5) and Python (3) are the most common. Fider, EventSchedule, Revel and 2 more are permissively licensed; Formbricks, HeyForm, Rallly and 13 more are copyleft. Framadate is not hosted on a forge Repoly can read, so it has no measured score yet.

Polls and Events: common questions

What is the best open source poll tool?

By Repoly's GitHub health score, Formbricks at 96/100 (683 commits in 90 days, 6.1.2 from 3 days ago). HeyForm is next at 96. The score measures maintenance, not features, so shortlist the top few and try them.

Which poll tools are the most actively developed?

LimeSurvey (930 commits in 90 days), Rallly (753 commits in 90 days) and EventSchedule (722 commits in 90 days). Commit activity is 35 of the 100 health points, the largest single term.

Which poll tools can I run in Docker?

15 of 21 publish a Docker image or Compose file, led by Formbricks, HeyForm, Fider, Rallly, OpnForm and 10 more.

Which poll tools have a permissive licence?

5 of 21: Fider (MIT), EventSchedule (AAL), Revel (MIT), docassemble (MIT), Meetable (MIT). 16 are copyleft.

Which paid products can open source poll tools replace?

Eventbrite (EventSchedule ranks highest here), Calendly (Rallly ranks highest here), Typeform (Formbricks ranks highest here), Doodle (Rallly ranks highest here) and Google Forms (Formbricks ranks highest here), plus 4 more listed on the comparison pages.