Suggestions for iftex

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

• ifvtex: Detects use of VTeX and its facilities
• ifluatex: Provides the \ifluatex switch
• ifxetex: Am I running under XeTeX?
• ifetex: Provides \ifetex switch
• ifpdf: Provides the \ifpdf conditional
• ifxptex: Detect pTeX and its derivatives
• ifptex: Check if the engine is pTeX or one of its derivatives
• tex-locale: Localisation support for TeX and LaTeX documents
• ifdraft: Detect “draft” and “final” class options
• ifplatform: Conditionals to test which platform is being used
• iflang: Expandable checks for the current language
• ltxcmds: Some LaTeX kernel commands for general use
• namedef: TeX definitions with named parameters
• pdftexcmds: LuaTeX support for pdfTeX utility functions
• hologo: A collection of logos with bookmark support
• youngtab: Typeset Young-Tableaux
• chemfig: Draw molecules with easy syntax
• luatexja: Typeset Japanese with Lua(La)TeX
• polexpr: A parser for polynomial expressions
• witharrows: “Aligned” math environments with arrows for comments
• plainpkg: A minimal method for making generic packages
• localloc: Macros for localizing TeX register allocations
• collargs: Collect arguments of any command
• tokmap: Iterate over a token list expandably, without dropping spaces or braced groups
• etoolbox-generic: A loader for etoolbox.sty in non-LaTeX formats
• multido: A loop facility for Generic TeX
• multiexpand: Variations on the primitive command \expandafter
• fltpoint: Simple floating point arithmetic
• calcfrac: Calculates the value of an expression containing fractions
• addtoluatexpath: Add paths to Lua packages and input TeX files
• langcode: Simple language-dependent settings based on language codes