Suggestions for theoremref

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

Package coolthms: Reference items in a theorem environment
Package propositions: Typeset and cross-reference named and numbered propositions
Package autobreak: Simple line breaking of long formulae
Package thmtools: Extensions to theorem environments
Package footnoterange: References to ranges of footnotes
Package titleref: A \titleref command to cross-reference section titles
Package autonum: Automatic equation references
Package newproof: Make commands to define proofs
Package thmbox: Decorate theorem statements
Package shadethm: Theorem environments that are shaded
Package ntheorem: Enhanced theorem environment
Package proofgraph: Dependency graphs of the results of a mathematical article
Package theorem: Manipulate theorem environments
Package refcheck: Check references (in figures, table, equations, etc)
Package deleq: Flexible numbering of equations
Package crossreftools: Expandable extraction of cleveref data
Package fancyref: A LaTeX package for fancy cross-referencing
Package refcount: Counter operations with label references
Package undolabl: Override existing labels
Package xr-hyper: Inter-document hyper-references
Package zref: A new reference scheme for LaTeX
Package zref-check: Flexible cross-references with contextual checks based on zref
Package zref-clever: Clever LaTeX cross-references based on zref
Package zref-vario: Extended LaTeX page cross-references with varioref and zref-clever
Package cleveref: Intelligent cross-referencing
Package fncylab: Alter the format of \label references
Package refstyle: Advanced formatting of cross references
Package sublabel: Sub-number counters
Package totpages: Count pages in a document, and report last page number
Package labelschanged: Identify labels which cause endless may have changed warnings
Package prettyref: Make label references self-identify