GNAVI is an open source visual software development environment that is composed of three major portions: GWindows GUI framework, GNATCOM ActiveX/COM framework, and GWenerator code generator. The inspiration for GNAVI is Delphi and Visual Basic, where the Pascal-family Ada programming language is utilized as a syntactically-similar substitute for Delphi's Object Pascal. GNAVI is licensed under version 2 of the GNU General Public License (GPLv2).