Suggestions for extradefs

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

• firstline: Print the first line of a paragraph in a different font
• samples: Samples of Plain TeX coding
• toc: Table of contents macros for Plain TeX
• declare: Declare register names locally
• redefine: Conditional macro, etc., definitions
• unouter: Suppress \outer flags in Plain TeX
• ifis-macros: Check if a given input string is a number or dimension for TeX
• plipsum: 'Lorem ipsum' for Plain TeX developers
• miniltx: An abstract of LaTeX facilities for use with Plain TeX
• defstring: Define macros as verbatim macros
• getoptk: Define macros with sophisticated options
• laps: Zero-width boxes for annotations, etc.
• font-change: Macros to change text and mathematics fonts in plain TeX
• bibplain: Simple macros for using BibTeX with Plain TeX
• mathtime-pln: Plain TeX macros for using MathTime and MathTime Plus
• plstmary: St. Mary’s Road font support for plain TeX
• pitex: Documentation macros
• cdcmd: Expandable conditional commands for LaTeX
• enverb: Read an environment verbatim
• forloop: Iteration in LaTeX
• lambdax: Use Lambda expression within LaTeX
• stackengine: Highly customised stacking of objects, insets, baseline changes, etc.
• stack: Tools to define and use stacks
• beamertools: A collection of programming tools for beamer
• l3packages: High-level LaTeX3 concepts
• stdclsdv: Provide sectioning information for package writers
• xkvltxp: Provision for expandable macros in package options
• xkvview: Xkeyval viewer
• clistmap: Map and iterate over LaTeX3 clists
• etl: Expandable token list operations
• functional: An intuitive functional programming interface for LaTeX2