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Anvil PDF Generation API alternatives

Anvil PDF Generation API creates PDFs on demand from HTML and CSS or Markdown, with JSON data for merges. Developers can set page dimensions and margins, add headers, footers, page numbers, custom TTF fonts, dynamic-length content, reusable templates, and fillable fields. It offers SDKs for C#/.NET, JavaScript, Python, and TypeScript, plus Zapier workflow automation. Cloud deployment, API access, SOC 2 and HIPAA compliance, and free unlimited test mode support production workflows, while metered generation costs $0.10 per use after starter credits.

  1. 1

    PDF24 Compare PDF

    Free plan AndroidiPhoneLinux+3

    Comparing PDF versions privately in a browser — PDF24 compares document revisions with marked changes and multiple views, rather than generating PDFs from source content.

    Free plan Visit site
  2. 2

    Carbone

    Free plan Open source APILinuxMac+3

    JSON-driven multi-format document generation — Carbone merges JSON into templates for PDF, DOCX, XLSX, PPTX, and other formats, with cloud or self-hosted deployment.

    9.2 Free plan Visit site
  3. 3

    ReportLab

    Free plan APILinuxMac+3

    Python PDF libraries and data graphics — ReportLab provides a Python toolkit, commercial XML templates, and hosted DocEngine with validation, access controls, and audit trails.

    7.0 Free plan Visit site
  4. 4

    WeasyPrint

    Free plan APILinuxMac+2

    Open-source HTML-to-PDF rendering — WeasyPrint is free, open source, and self-hostable, with Python and command-line rendering plus PDF/A, PDF/UA, and PDF/X options.

    6.9 Free plan Visit site
  5. 5

    APITemplate.io

    by APITemplate.io
    Free plan Web

    Visual templates and connected PDF workflows — APITemplate.io combines visual WYSIWYG and HTML/CSS editors with JSON/Jinja2 templates, URL conversion, webhooks, and many integrations.

    7.2 Free plan · paid from $19/mo (annual) Visit site
  6. 6

    Bullzip PDF Printer

    Free plan Windows

    Windows application printing and PDF output — Bullzip acts as a Windows printer and outputs PDFs or image formats, with command-line, .NET, COM APIs, and desktop security options.

    7.2 Free plan · paid from $29 Visit site
  7. 7

    CraftMyPDF

    by CraftMyPDF
    Free plan APIWeb

    No-code reusable PDF templates and bulk data — CraftMyPDF offers a drag-and-drop browser editor, reusable document management, bulk datasets, forms, and REST generation for dynamic PDFs and images.

    7.3 Free plan · paid from $29/mo Visit site
  8. 8

    CUPS-PDF

    Free plan LinuxMacSelf-hosted
    7.4 Free plan Visit site
  9. 9

    Adobe PDF Services API

    by Adobe
    Free plan Web
    7.2 Free plan Visit site
  10. 10

    DocRaptor

    by Artifex Software Inc.
    Free plan APIWeb
    7.2 Free plan · paid from $15/mo Visit site
  11. 11

    DocuGenerate

    Free plan APIWeb
    7.1 Free plan · paid from $19/mo Visit site
  12. 12

    Foxit Document Generation API

    Free plan APIWeb
    7.1 Free plan · paid from $1,750/yr Visit site
  13. 13

    jsPDF

    Free plan APILinuxWeb
    7.1 Free plan Visit site
  14. 14

    HTMLPDF.dev

    Free plan APIWeb
    7.0 Free plan · paid from $19/mo Visit site
  15. 15

    Prince

    Free plan APILinuxMac+2
    7.0 Free plan · paid from $495 Visit site
  16. 16

    Gotenberg

    Free plan APILinuxSelf-hosted
    6.9 Open source Visit site
  17. 17

    HTML2PDF

    Free plan Self-hosted
    6.9 Free plan Visit site
  18. 18

    MakePDF

    Free plan Web
    6.8 Free plan · paid from $9.99 Visit site
  19. 19

    PDFCreator

    Free plan Self-hostedWindows
    6.8 Free plan · 30-day trial Visit site
  20. 20

    pdf-lib

    Free plan Self-hostedWeb
    6.8 Open source Visit site
  21. 21

    PDF Mage

    Free plan ExtensionWeb
    6.8 Free plan Visit site
  22. 22

    Adobe Document Generation API

    Free plan Web
    6.7 Free plan Visit site
  23. 23

    PDF995

    Free plan Windows
    6.7 Free plan · paid from $9.95 Visit site
  24. 24

    PDFMonkey

    by PDFMonkey
    Free plan APIWeb
    6.7 Free plan · paid from €5/mo · 30-day trial Visit site
  25. 25

    PDFShift

    by SASU PDFShift
    Free plan Web
    6.6 Free plan · paid from $24/mo Visit site

Alternatives matter when Anvil's cloud-only delivery, API focus, or pricing structure does not fit. The Free plan requires a credit card or upgrade for API keys, paid plans start at $99 per month, and custom fonts must be TTF rather than OTF or WOFF. Compare whether you need local processing, self-hosting, visual template editing, Python rendering, broader output formats, Windows printing, or a lower entry price. Check also for form tools, bulk generation, conversion options, security controls, and integrations that match your workflow instead of assuming every product replaces Anvil's HTML and Markdown pipeline.

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