If you're looking for a different alternative to PDFMonkey, Doppio is worth a look. Doppio is an API that lets you generate PDF documents and PNG screenshots of HTML without needing Puppeteer. It supports multiple technology stacks, has features like built-in debugging, infinite scalability and S3 storage for privacy, and tools for generating documents and debugging. It's a good option for developers who need a reliable, scalable solution.
Another good option is LightPDF, an AI-powered online service that offers a wide range of PDF tools for document creation, conversion and analysis. It can convert to and from many formats, edit PDFs, merge and split PDFs, annotate PDFs and optimize PDFs. LightPDF also offers professional PDF API and SDK solutions for developers who want to build PDF support into their apps, so it's good for individuals and businesses.
If you need to do more advanced research and data extraction, PDFGPT.IO could be a good choice. It's an AI-powered system that lets you ask questions of PDF documents and get immediate answers to help your projects and workflows. It's geared for study aids, personal assistants and automating repetitive tasks, and has strong security protections for handling data and complying with data protection regulations.