Suggestions for GFDL

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

Package biblatex-license: Add license data to the bibliography
Package doclicense: Support for putting documents under a license
Package metastr: Store and compose strings
Package bits: Sub-document environments in LaTeX
Package blkcntrl: Block-element hooks in LaTeX
Package counterz: Additional tools for counters
Package dynbrackets: Commands to simplify the syntax of dynamic math brackets
Package diagnose: A diagnostic tool for a TeX installation
Package iffont: Conditionally load fonts with fontspec
Package messagebubbles: Display message bubbles as a conversation
Package phfparen: Parenthetic math expressions made simpler and less redundant
Package rainbowbrackets: Automatic coloring of nested parentheses
Package statistik: Store statistics of a document
Package varsfromjobname: Extract variables from the name of the LaTeX file
Package chapterfolder: Package for working with complicated folder structures
Package dateiliste: Extensions of the \listfiles concept
Package getfiledate: Find the date of last modification of a file
Package newfile: User level management of LaTeX input and output
Package fileinfo: Enhanced display of LaTeX File Information
Package progress: Creates an overview of a document’s state
Package upmethodology: Writing specifications such as for UP-based methodologies
Package texchanges: LaTeX-native track changes for human and AI-assisted review
Package enparen: Consistent nested brackets
Package removefr: Remove from counter-reset lists
Package stampinclude: Inclusion based on .aux file date stamps
Package scrlfile: Installation control for KOMA-Script packages
Package addfont: Easier use of fonts without LaTeX support
Package attrib: Attribution of block quotations in LaTeX
Package aliascnt: Alias counters
Package assoccnt: Associate counters, making them step when a master steps
Package bracealign: Align braces under and over math expressions