Claper

Self-Hosted

Open-source alternative to Slido for interactive presentations and events

Overview

Claper is an open-source interactive tool for presentations and events, enabling real-time audience engagement via polls, Q&A, quizzes, and live reactions. It lets hosts gather feedback instantly, display results dynamically, and keep attendees involved. Deployable via Docker or traditional self-hosting (PHP/PostgreSQL), Claper gives full control over data privacy—ideal for conferences, workshops, or classrooms where self-hosted solutions are preferred over SaaS tools like Slido.

Self-Hosting Resources

Find Official Image on Docker Hub View Source & Docs

Below is a reference structure for docker-compose.yml. ⚠️ Do NOT run blindly. Replace placeholders with official values.

docker-compose.template.yml TEMPLATE


version: '3'
services:
  claper:
    image: <OFFICIAL_IMAGE_NAME>:latest
    container_name: claper
    ports:
      - "8080:<APP_INTERNAL_PORT>"
    volumes:
      - ./data:/app/data
    restart: unless-stopped

Key Features

Real-time polls, Q&A, and live reactions
Dynamic result display for instant feedback
Docker Compose deployment for quick setup

Frequently Asked Questions

? Is Claper hard to install?

Claper uses Docker Compose for simplified deployment—follow the official docs for a one-command setup. Basic familiarity with Docker and server management helps, but even beginners can get it running quickly with step-by-step guides.

? Is it a good alternative to Slido?

Absolutely! Claper offers core interactive features (polls, Q&A, reactions) like Slido but with self-hosted data control. It’s perfect for users who want to avoid SaaS subscriptions and keep audience data private.

? Is Claper completely free?

Yes! Claper is licensed under MIT, so it’s free to use, modify, and self-host without any hidden costs or restrictions. You only pay for your own server if you choose to self-host.

Top Alternatives

Slido Search Google

Mentimeter Search Google

Tool Info

Pricing Open Source

Category Polls and Events

Platform Self-Hosted

Pros

⊕ Full data privacy (self-hosted control)
⊕ No subscription fees (100% open-source)
⊕ Easy integration with slide decks
⊕ Lightweight and fast performance

Cons

⊖ Requires basic Docker/server knowledge for setup
⊖ Fewer advanced features than enterprise tools like Mentimeter
⊖ Smaller user community compared to Slido