Suggestions for addfont

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

Package mathfont: Use TrueType and OpenType fonts in math mode
Package pxjodel: Help change metrics of fonts from japanese-otf
Package iffont: Conditionally load fonts with fontspec
Package cmtt: A package for handling the cmtt font better
Package tabfigures: Maintain vertical alignment of figures
Package lgreek: LaTeX macros for using Silvio Levy’s Greek fonts
Package user-persona: Typesetting User Persona sheets for UX and HCI (Human-Computer Interaction)
Package psnfssx-adobe: Packages to use a selection of Adobe Type 1 fonts
Package psnfssx-8r: Raw Type 1 fonts with LaTeX
Package mweights: Support for multiple-weight font packages
Package psnfssx-em: Support for the em family of fonts
Package synthslant: Synthetically slant text
Package stealcaps: Steal small capitals
Package hep-font: Latin modern extended by computer modern
Package tpslifonts: A LaTeX package for configuring presentation fonts
Package ebook: Helps creating an ebook by providing an ebook class
Package fontaxes: Additional font selection axes for LaTeX
Package anyfontsize: Select any font size in LaTeX
Package superiors: Attach superior figures to a font family
Package nfssext-cfr: Extensions to the LaTeX NFSS
Package gkpmac: The macros used in Concrete Mathematics
Package lucidabr: PSNFSS support for Lucida Type 1 fonts
Package fixtounicode: Utility functions for setting tounicode mappings for 7/8 bit fonts
Package hep-math-font: Extended Greek and sans-serif math
Package japanese-otf-uptex: Support for Japanese OTF files in upLaTeX
Package jlreq-deluxe: Multi-weight Japanese font support for the jlreq class
Package psnfss: Font support for common PostScript fonts
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