Hunspell is a spell checker and morphological analyser designed for languages with rich morphology and complex word compounding and character encoding, originally designed for the Hungarian language.

While MySpell uses a single-byte character encoding, Hunspell can use Unicode UTF-8-encoded dictionaries.

His recent job as a lead programmer is related to also free software, especially to LibreOffice.

He contributes for OpenOffice.org/LibreOffice, as a code contributor since 2002 (spell checking, hyphenation etc.).

He also contributes and makes patches for Hunspell spell checker with Unicode, compound word and agglutinative language support; Unicode and non-standard hyphenation; thesaurus component with stemming and suffixation; Lightproof grammar checker; Graphite versions of Linux Libertine and Biolinum fonts with extended typographical capabilities.