set meta tags in existing pdf
135070
Adding metadata to PDF via PHP
110120
How do I add a meta tag in inside the  tag?
157003
pdfpages, addtolist and list of tables
31750
How to allow certain html tags?
67210
Can you have hyperlinks to locations in different PDFs?
56548
How can I crop included PDF documents?
144180
meta description/tag not working
136534
CodeIgniter: A Class/Library to help get meta tags from a web page?
19793
Geotagged HTML Pop in PDF
10026
How to define Meta tags on Views?
126109
Validate pdf with and without pdfx
127825
Page layout assignments with XML metadata API
150218
How to "find and replace" in a PDF on OS X?
133538
How include MetaPost from ConTeXt to LaTeX?
20759
Using custom HTML Tags
60781
How do I programmatically set the docstring?
6318
Recommended way to embed PDF in HTML?