Suggestions for linkedthm

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

Package create-theorem: Initializing and configuring theorem-like environments, with multilingual support
Package phfthm: Goodies for theorems and proofs
Package inkpaper: A mathematical paper template
Package nccthm: Another theorem environment
Package statementsp: Theorem and proposition boxes with preview and recall functions
Package reptheorem: Repetition of theorem environments
Package hyper: Hypertext cross referencing
Package autobreak: Simple line breaking of long formulae
Package thmtools: Extensions to theorem environments
Package thmlist: A LaTeX package for adding theorem environments quickly
Package thrmappendix: Theorems, lemmas, etc., in appendix
Package newproof: Make commands to define proofs
Package csthm: Customized theorem environments for computer science documents
Package coolthms: Reference items in a theorem environment
Package thmbox: Decorate theorem statements
Package shadethm: Theorem environments that are shaded
Package ntheorem: Enhanced theorem environment
Package propositions: Typeset and cross-reference named and numbered propositions
Package rmthm: Use a roman font for theorem statements
Package spalign: Typeset matrices and arrays with spaces and semicolons as delimiters
Package keytheorems: An l3keys interface to amsthm
Package proofgraph: Dependency graphs of the results of a mathematical article
Package aurl: Extends the hyperref package with a mechanism for hyperlinked URLs abbreviated with prefixes
Package gmiflink: Simplify usage of \hypertarget and \hyperlink
Package hrefhide: Suppress hyper links when printing
Package morehype: Hypertext tools for use with LaTeX
Package coloredtheorem: A colourful boxed theorem environment
Package theoremref: References with automatic theorem names
Package theorem: Manipulate theorem environments
Package amsthm: Typesetting theorems (AMS style)
Package bookmark: A new bookmark (outline) organization for hyperref