Top pick · highest health
Claper
The ultimate tool to interact with your audience (alternative to Slido, AhaSlides and Mentimeter).
DockerElixir
Polls and Events
Open source alternatives to Slido
We track 4 open-source Slido alternatives, of which 2 currently score 70 or above on Repoly's GitHub health scale and 3 ship a Docker image. Claper leads on health at 92/100 with 86 commits in the last 90 days; across all 4 projects you are choosing between CECILL-B, GPL-3.0, MIT.
updated Oct 2026 4 alternatives best health 92 ★ 1.8k combined 112 commits / 90d 3 with Docker
Top picks to replace Slido
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Healthiest
Health 92/100: 86 commits in 90 days, latest release v3.2.0, Docker image available.
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Permissive licence
MIT, so you can fork or embed it without publishing changes; health 75/100.
Showing 4 of 4 tools
All 4 Slido alternatives, ranked by health
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OpenSlides
Presentation and assembly system for managing and projecting agenda, motions and elections of an assembly.
Docker -
Bitpoll
Conduct polls about dates, times or general questions.
DockerPython -
Framadate
Online service for planning an appointment or make a decision quickly and easily: Make a poll, Define dates or subjects to choose, Send the poll link to your friends or colleagues, Discuss and make a decision.
PHP
Slido alternatives compared
Claper edges OpenSlides 92 to 75, and most of the difference is commit activity: 86 commits in 90 days against 16 commits in 90 days. Claper also has the largest following, at 822 stars.
The most recent release is Claper v3.2.0, published 3 days ago. None of the measured options scores under 40. By stack, Elixir (1), PHP (1) and Python (1) are the most common. OpenSlides is permissively licensed; Claper, Bitpoll and Framadate are copyleft. Framadate is not hosted on a forge Repoly can read, so it has no measured score yet.
3 of these 4 also appear among the Doodle alternatives; Claper is specific to Slido.
| Tool | Health | Stars | Licence | Last commit | Docker |
|---|---|---|---|---|---|
| Claper Steady at 92 since 11 Sep | 92 | 822 | GPL-3.0 | yesterday | Yes |
| OpenSlides Down 1 point since 11 Sep | 75 | 661 | MIT | 10 days ago | Yes |
| Bitpoll Down 1 point since 11 Sep, no release for 5 months | 67 | 318 | GPL-3.0 | 1 month ago | Yes |
| Framadate | 10 | 0 | CECILL-B | unknown | No |
Slido alternatives: common questions
What is the most maintained open source alternative to Slido?
Claper scores highest at 92/100, with 86 commits in the last 90 days, 822 stars on GitHub and its latest release (v3.2.0) published 3 days ago. It is also the most active by raw commit count.
Which Slido alternatives use a permissive licence?
1 of 4 are permissively licensed (MIT, Apache, BSD or similar): OpenSlides (MIT). 3 use copyleft licences such as GPL or AGPL, which require you to publish changes if you distribute a modified version.
Which Slido alternatives run in Docker?
3 of 4 publish a Docker image or Compose file: Claper, OpenSlides, Bitpoll. Docker support contributes 10 of the 100 available health points, because it is the clearest signal that self-hosting is a supported path rather than an afterthought.
Is Claper or OpenSlides the better Slido alternative?
On measured health Claper leads, 92 to 75. Claper has 86 commits in 90 days, 822 stars and v3.2.0 from 3 days ago; OpenSlides has 16 commits in 90 days, 661 stars and 4.3.6 from 10 days ago. Pick OpenSlides if licensing matters: it is MIT, while Claper is GPL-3.0.
Are the Slido alternatives still maintained?
2 of the 3 measured options score 70 or above. Every measured option had commits in the last 90 days. None scores under 40.
What languages are the Slido alternatives written in?
Elixir: Claper. PHP: Framadate. Python: Bitpoll. The stack matters if you plan to extend or patch the tool yourself.
