Suggestions for selectpage

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

Package cropmark-pu: Cropmark macros for Plain TeX
Package cropmarks-pt: Philip Taylor’s cropmarks macros
Package bxpapersize: Synchronize output paper size with layout paper size
Package pagesel: Select pages of a document for output
Package selectp: Select pages to be output
Package cropmark: Crop marks on \shipout
Package gentombow: Generate Japanese-style crop marks
Package lua-widow-control: Automatically remove widows and orphans from any document
Package floatnohead: Suppress page headings on float-only pages
Package border: Draw a black border around a Plain TeX page
Package biihead: Underlined page headings
Package cropmrks: Add crop marks to a Plain TeX document
Package headerfooter: Define the layouts of page headers and footers
Package rcs-pln: RCS data in Plain TeX documents
Package ruler: A typographic ruler for TeX
Package olsak-misc: Collection of plain TeX macros written by Petr Olšák
Package arabic: Read a lower-case roman number
Package backgrnd: Mark text with grey background or change bar
Package dow: Calculate day of week from a numeric date
Package emtrees: Draw labelled trees, using emTeX \specials
Package fakebold: A simple macro for faking bold fonts
Package hep-gen: Generic macros for quantum physics
Package longdiv: Long division arithmetic problems
Package letterspacing: Letter spacing
Package outerhbox: Collect horizontal material for contributing to a paragraph
Package ragged: Generic ragged left and ragged right options
Package swrule: Lines thicker in the middle than at the ends
Package undertilde-gen: A simple macro for placing a tilde under a character
Package verbatim-gen: Generic macros for setting text verbatim
Package wiggly: Draw wiggly lines under text
Package calendarweek: Calculate the week number of a date