Chordious is a free and open-source application to help you find and design fretboard diagrams for the ukulele, mandolin, guitar and other fretted stringed instruments. It was written in C#, and should run on any Windows that supports Microsoft .NET Framework 6.0.

Chordious is a great fretboard diagram generator for music lovers who want to find or create fret charts for fretted stringed instruments. It is very easy to use and has a minimalistic, intuitive user interface. It allows you to export diagrams to several popular image formats (SVG, PNG, GIF and JPG). If you don't like a particular chart, you can change almost everything related to it, such as dimensions, position, background, spacing, and borders.

If you just want to find the chord or scale for your instrument, just open the search tool, then you can choose a tool and set up a wide range of filters to find exactly what you need. You can also change the default filter configuration. After you have found the desired chords or scales, you can save them to the collection. Any number of them can be created, and you can specify where to save item.

Key Features

  • Create clean, scalable, fretboard diagrams
  • Extensive styling options
  • Find chords for all your instruments and tunings with the Chord Finder
  • Find scales for all your instruments and tunings with the Scale Finder
  • Save and maintain your collections of diagrams in the Diagram Library
  • Import your Classic Chordious ChordLine documents
  • Export your diagrams as SVG, JPG, or PNG images
  • Rich Diagram Editor
  • Automatic updates

Official Demo Video

System Requirements

  • Microsoft .NET Framework 4.6.2+

Related Links

Download URLs

License Version Download Size
Freeware Latest (mir) n/a
(Homepage 1 | Homepage 2 | GitHub)