Suggestions for Unravel

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

Package printlen: Print lengths using specified units
Package cmdtrack: Check used commands
Package regstats: Information about register use
Package showdim: Variants on printing dimensions
Package show2e: Variants of \show for LaTeX2ε
Package pdfsync: Provide links between source and PDF
Package srcltx: Jump between DVI and TeX files
Package chkfloat: Warn whenever a float is placed to far away
Package magicnum: Access TeX systems’ magic numbers
Package mwe: Packages and image files for MWEs
Package syntonly: Run a document through LaTeX for syntax checking
Package showhyphenation: Marking of hyphenation points
Package forloop: Iteration in LaTeX
Package listlbls: Creates a list of all labels used throughout a document
Package refcheck: Check references (in figures, table, equations, etc)
Package xprintlen: Print TeX lengths in a variety of units
Package eolgrab: Catch arguments delimited by end of line
Package savesym: Redefine symbols where names conflict
Package flags: Setting and clearing of flags in bit fields
Package twoopt: Definitions with two optional arguments
Package authoraftertitle: Make author, etc., available after \maketitle
Package aliascnt: Alias counters
Package catchfile: Catch an external file into a macro
Package chngcntr: Change the resetting of counters
Package duckuments: Create duckified dummy content
Package elocalloc: Local allocation macros for LaTeX 2015
Package etex-pkg: ε-TeX support package
Package etexcmds: Avoid name clashes with ε-TeX commands
Package footnotehyper: A hyperref aware footnote environment
Package fix2col: Fix miscellaneous two column mode features
Package gettitlestring: Clean up title references