Suggestions for undolabl

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

• autonum: Automatic equation references
• crossreference: Crossreferences within documents
• deleq: Flexible numbering of equations
• fancyref: A LaTeX package for fancy cross-referencing
• issuulinks: Produce external links instead of internal ones
• modref: Customisation of cross-references in LaTeX
• numberedblock: Print a block of code, with unique index number
• pageslts: Variants of last page labels
• philex: Cross references for named and numbered environments
• saferef: Safer references through strong typing of references
• titleref: A "\titleref" command to cross-reference section titles
• typedref: Eliminate errors by enforcing the types of labels
• totpages: Count pages in a document, and report last page number
• prettyref: Make label references "self-identify"
• termlist: Label any kind of term with a continuous counter
• fancylabel: Complex labelling with LaTeX
• refenums: Define named items and provide back-references with that name
• chemsec: Automated creation of numeric entity labels
• inlinelabel: Assign equation numbers to inline equations
• footnoterange: References to ranges of footnotes
• bibleref: Format bible citations
• crossreftools: Expandable extraction of cleveref data
• cleveref: Intelligent cross-referencing
• fncylab: Alter the format of \label references
• refcount: Counter operations with label references
• zref: A new reference scheme for LaTeX
• hereapplies: A LaTeX package for referencing groups of pages that share something in common
• wtref: Extend LaTeX’s cross-reference system
• nameref: Make reference to section names, etc
• refstyle: Advanced formatting of cross references
• crefthe: Cross referencing with proper definite articles and declensions