mupdf
A lightweight PDF, XPS, and E-book viewer. tldr-pages
On several platforms
Several platforms
Open a PDF on the first page
mupdf path/to/fileIdentifyOpen a PDF on page 3
mupdf path/to/file 3IdentifyOpen a password secured PDF
mupdf -p password path/to/fileIdentifyOpen a PDF with an initial zoom level, specified as DPI, of 72
mupdf -r 72 path/to/fileIdentifyOpen a PDF with inverted color
mupdf -I path/to/fileIdentifyOpen a PDF tinted red #FF0000 (hexadecimal color syntax RRGGBB)
mupdf -C FF0000IdentifyOpen a PDF with a level of anti-aliasing (0 = off)
mupdf -A 0..8Identify