Suggestions for patch

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

• balancedquotes: Code balanced quotes according to document language
• compare: Compare two strings
• laps: Zero-width boxes for annotations, etc
• tokcycle: Build tools to process tokens from an input stream
• commado: Expandable iteration on comma-separated and filename lists
• arrayjobx: Array data structures for (La)TeX
• arrayjob: Array data structures for (La)TeX
• dowith: Apply a command to a list of items
• fenixpar: One-shot changes to token registers such as \everypar
• multido: A loop facility for Generic TeX
• gobble: More gobble macros for PlainTeX and LaTeX
• gates: Support for writing modular and customisable code
• multiexpand: Variations on the primitive command \expandafter
• gtl: Manipulating generalized token lists
• plainpkg: A minimal method for making generic packages
• localloc: Macros for localizing TeX register allocations
• pdftexcmds: LuaTeX support for pdfTeX utility functions
• ltxcmds: Some LaTeX kernel commands for general use
• collargs: Collect arguments of any command
• default: Provide default parameters for TeX macros
• etoolbox-generic: A loader for etoolbox.sty in non-LaTeX formats
• advice: Extend commands and environments
• bitelist: Split list, in TeX’s mouth
• midnight: A set of useful macro tools
• repeat: Repeat execution of macros
• ifxptex: Detect pTeX and its derivatives
• texapi: Macros to write format-independent packages
• lambda-lists: Lists in TeX's mouth
• catcodes: Generic handling of TeX category codes
• expkv-bundle: An expandable key=val implementation and friends
• expkv-cs: Define expandable key=val macros using expkv