Claper

Self-hosted platform for interactive presentations with live polls, Q&A, and reactions.

Webfree

Claper is an open-source, self-hosted platform that adds live audience interaction, polls, Q&A, and reactions to presentations. Speakers and event organizers use it to turn a one-way deck into a two-way session where the audience participates in real time from their own device.

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Full match profile

Behind the summary, Matchbox keeps a richer profile of Claper - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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