Top 7 Open-Source Alternatives to ConvertAPI

ConvertAPI

High-Performance File Conversion API.

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HTML To PDF PDF Conversion API PDF Tools API Tools Document Automation PDF Converter AI AI Agents APIs Api Security Automation Custom Search

Summary

The top open-source alternatives to ConvertAPI are DocRaptor, Firecrawl, and Api2Pdf. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

DocRaptor Landing Page
1

DocRaptor

As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more
Pricing:
- Open Source
- Paid
- Free Trial
- $15 / Monthly (125+ Documents)
#HTML To PDF #PDF Conversion API #PDF Tools 5 social mentions
firecrawl.dev
2

Firecrawl

The web data API for AI agents
Pricing:
- Open Source
#API Tools #Data Extraction #Web Crawling 6 social mentions
Api2Pdf Landing Page
3

Api2Pdf

PDF Generation API, powered by AWS Lambda. HTML to PDF | URL to PDF | Office Doc to PDF | Merge PDFs . Supports wkhtmltopdf, Headless Chrome, and LibreOffice. No rate limits and no file size limits.
Pricing:
- Open Source
#HTML To PDF #PDF Conversion API #PDF Tools 4 social mentions
Akto Landing Page
4

Akto

Akto is an Instant, Open Source API Security product. Discover all your APIs and find vulnerabilities by running 100+built-in tests. Write custom tests and automate in Akto.
Pricing:
- Open Source
- Freemium
- Free Trial
#API Tools #Security #Developer Tools
Anvil API Suite Landing Page
5

Anvil API Suite

A flexible API for creating, filling, and signing PDFs.
Pricing:
- Open Source
#API Tools #HTML To PDF #PDF Conversion API
PDFMonkey Landing Page
6

PDFMonkey

Automate your PDF generation.
Pricing:
- Open Source
- Freemium
- Free Trial
- €15 / Monthly (3000 documents, 7 days retention, Load images, fonts, CSS & JS)
#File Management #Automation #HTML To PDF 1 social mentions
wkhtmltopdf Landing Page
7

wkhtmltopdf

wkhtmltopdf is an open source (LGPL) command line tools to render HTML into PDF and various image...
Pricing:
- Open Source
#HTML To PDF #PDF Conversion API #PDF Tools 39 social mentions