Editors' Note: The trial version features a 15-second start-up delay. Otherwise, this is fully functional, five-fret guitar software. The paid version has 24 frets.
This fully functional guitar shareware lets you easily generate chord charts, tablature, and MIDI files. The intuitive user interface allows you to enter music by clicking on the guitar neck. Teaching mode allows you to display information while the onscreen guitar plays examples, with two example lessons included. The help file has a step-by-step tutorial. Version 2.0 has many improvements and additions.