Suggestions for pdfpages

The following packages have something in common with the package pdfpages. The packages are ordered in decreasing similarity.

Package graphbox: Extend graphicx to improve placement of graphics
Package pdfoverlay: A LaTeX style for overlaying text on a PDF
Package incgraph: Sophisticated graphics inclusion in a PDF document
Package attachfile2: Attach files into PDF
Package attachfile: Attach arbitrary files to a PDF document
Package pdfmarginpar: Generate marginpar-equivalent PDF annotations
Package repltext: Control how text gets copied from a PDF file
Package hypgotoe: Links to embedded files
Package epsf: Simple macros for EPS inclusion
Package epsfig: Include Encapsulated PostScript in LaTeX documents
Package graphics: Standard LaTeX graphics
Package graphicx: Enhanced support for graphics
Package xsavebox: Saveboxes for repeating content without code replication, based on PDF Form XObjects
Package storebox: Storing information for reuse
Package ocgx2: Drop-in replacement for ocgx and ocg-p
Package pst-pdf: Make PDF versions of graphics by processing between runs
Package graphicxpsd: Adobe Photoshop Data format (PSD) support for graphicx package
Package nccpic: Extend the graphicx package for more formats
Package swfigure: Insert large images that do not fit into a single page
Package inlinegraphicx: Insert inline images, with automatic size/positioning
Package graphicxbox: Insert a graphical image as a background
Package grfpaste: Include fragments of a dvi file
Package graphicx-psmin: Reduce size of PostScript files by not repeating images
Package graphfig: Simpler graphic, subfigure and float
Package rviewport: Relative Viewport for Graphics Inclusion
Package graphicxsp: An extension of the graphicx package
Package domaincoloring: Draw colored represenations of complex functions
Package bargraph-js: Create bar graphs using form fields and JavaScript
Package eepic: Extensions to epic and the LaTeX drawing tools
Package feynmp-auto: Automatic processing of feynmp graphics
Package lpic: Put LaTeX material over included graphics