WP2LaTeX – Convert WordPerfect documents to LaTeX
This is a long established, supported, converter. A patch is available to use its code as an HTML to LaTeX convertor (see documentation link, below; this code is unrelated to the purpose-built HTML2LaTeX, also on CTAN).
Free license not otherwise listed, or more than one free license applies
import files in a non-TeX (or different TeX) format
dealing with word processors
Maybe you are interested in the following packages as well.
- excel2latex: Convert Excel spreadsheets to LaTeX tables
- html2latex: Convert HTML to LaTeX
- word2latex: A translator from MS Word to LaTeX documents
- tlg2latex: Prepare LaTeX from the Thesaurus Linguae Graecae