file-type
Detect the file type of a file, stream, or data
node-poppler
Asynchronous node.js wrapper for the Poppler PDF rendering library
ghostscript4js
Bindings for the Ghostscript C API to the Node.JS world.
@stdlib/constants-float64-eps
Difference between one and the smallest value greater than one that can be represented as a double-precision floating-point number.