DocGen Guide 128 tools · prices checked 20 Oct 2026 Find my tool
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Open source

Has an open source edition. 8 tools hold it in this build. Badges are recomputed from the records on every build.

Open source

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<a href="https://docgenguide.com/tools/{tool-slug}"><img src="https://docgenguide.com/badges/open-source.svg" alt="Open source"></a>

Replace {tool-slug} with the last part of your profile address, for example carbone for docgenguide.com/tools/carbone. The link goes to your profile, where the badge is listed.

Holders

  1. 01
    Carbone Editor's pick carbone.io

    Priced in EUR: Essential EUR 29/mo (EUR 26 annual).

    Outputs PDF, DOCX, XLSX, PPTX, HTML Template Word Reads API, Airtable, Zapier/Make/n8n
    $28 EUR 26, converted
  2. 02
    docxtemplater docxtemplater.com

    JS library, MIT/GPLv3 core.

    Outputs DOCX, PPTX, XLSX Template Word Reads API
    $45 EUR 500/yr, converted
  3. 03
    Gravity PDF gravitypdf.com

    Free WordPress plugin for Gravity Forms.

    Outputs PDF Template HTML Reads built-in forms
    Free
  4. 04
    docassemble docassemble.org

    MIT guided-interview and document assembly.

    Outputs PDF, DOCX Template Word, PDF form Reads built-in forms, API
    Free
  5. 05
    Gotenberg gotenberg.dev

    MIT Docker API. HTML, Markdown and Office to PDF via Chromium and LibreOffice.

    Outputs PDF Template HTML Reads API
    Free
  6. 06
    pdfme pdfme.com

    MIT TypeScript library with WYSIWYG template designer.

    Outputs PDF Template Visual builder Reads API
    Free
  7. 07
    WeasyPrint weasyprint.org

    Open-source HTML/CSS to PDF in Python by Kozea; support by CourtBouillon.

    Outputs PDF Template HTML Reads API
    Free
  8. 08
    DocuSeal docuseal.com

    Open-source e-sign and PDF form builder.

    Outputs PDF, e-sign documents Template PDF form Reads API, built-in forms
    $20 / mo

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