Get a famous hunter — It's easy to say "meh, I'll just hunt myself or ask one of my friends" but PLEASE DON'T! You'll gain huge impact from big-name hunters. Most of them have thousands of followers, and they will all get notified once you launch. It's better for your brand, too :-) These hunters are mostly very nice and cooperative when you just ask them to hunt you. Here's a list of the top hunters you can... Source: about 2 years ago

I also found https://upvote-bell.com/. But both still lacks the overall result driven analytics. https://productwars.phantombuster.com/ focusses on today's launch. - Source: Hacker News / about 3 years ago

We’ll start with the WickedPDF gem, which is powered by the wkhtmltopdf command-line library. - Source: dev.to / 7 months ago

You have a few options when trying to create a PDF in a Rails environment. Prawn and Wicked PDF have been around for quite a while. I have been using both gems and they work fine. However, they have a few limitations that can make it difficult to handle more complex PDFs. I recently discovered Grover, which can remediate some of this inflexibility in creating PDFs. - Source: dev.to / over 2 years ago

A couple of popular gems to convert HTML to PDF in Rails are PDFKit and WickedPDF. They both use a command line utility called wkhtmltopdf under the hood; which uses WebKit to render a PDF from HTML. - Source: dev.to / almost 3 years ago