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Slido alternatives · Presentations

Open-source alternatives to Slido

Slido is not described as open source on its own site. 4 of the 51 other presentation tools in this directory are open source, according to their own sites.

Slido has a free plan. Paid plans start at Free; Engage $12.50 per month, billed $150 annually. All of them are free or have a free plan.

4 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

How each one differs from Slido

  1. LibreOffice Impress

    Free, open-source presentation app for Windows, macOS and Linux

    • LibreOffice Impress is free. Slido starts at Free; Engage $12.50 per month, billed $150 annually.
    • Only LibreOffice Impress lists Windows, macOS and Linux apps.
    • Only Slido lists a web app.
    • LibreOffice Impress is open source, according to its own site.
    LibreOffice Impress pricing and details

  2. Slidev

    Markdown slides for developers, built on Vue and Vite

    • Slidev is free. Slido starts at Free; Engage $12.50 per month, billed $150 annually.
    • Slidev is open source, according to its own site.
    • Slidev also covers Markdown.
    • Slido also covers surveys.
    Slidev pricing and details

  3. Marp

    Markdown presentation ecosystem with PDF and PowerPoint export

    • Marp is free. Slido starts at Free; Engage $12.50 per month, billed $150 annually.
    • Marp is open source, according to its own site.
    • Marp also covers Markdown.
    • Slido also covers surveys.
    Marp pricing and details

  4. reveal.js

    Open source HTML framework for building slide decks

    • reveal.js is free. Slido starts at Free; Engage $12.50 per month, billed $150 annually.
    • reveal.js is open source, according to its own site.
    • reveal.js also covers Markdown.
    • Slido also covers surveys.
    reveal.js pricing and details

Common questions

Is there an open-source alternative to Slido?

Yes. LibreOffice Impress, Slidev, Marp and reveal.js are open source, according to their own sites.

Is Slido open source?

Slido is not described as open source on its own site. The listing was checked on Nov 12, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 12, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Slido: the alternatives its listing names first, then the tools that share the most features with it.