pdf.cr 
PDF for Crystal
Installation
Add this to your application's shard.yml:
dependencies:
pdf:
github: marceloboeira/pdf.cr
Contributing
- Fork it (https://github.com/marceloboeira/pdf.cr/fork)
- Create your feature branch (git checkout -b my-new-feature)
- Commit your changes (git commit -am 'Add some feature')
- Push to the branch (git push origin my-new-feature)
- Create a new Pull Request
