Grace's Guide to British Industrial History "Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 123,515 pages of information and 190,960 images on early companies, their products and the people who designed and built them." with history
Gramps "Gramps is a free software project and community. We strive to produce a genealogy program that is both intuitive for hobbyists and feature-complete for professional genealogists." with genealogy
Granton:Hub Volunteer-run charitable organisation based in Madelvic House. Source of Madelvic Motor Carriage Company Ltd facsimile catalogue. with edinburghelectric-vehicles
Harmonizer "JGuitar's harmonizer allows you to easily identify chords and scales that will sound good when played together. The harmonizer comes in two flavors. In the chord to scale flavor, you input chords and the harmonizer will tell you what scales will sound good when played with them. In the scale to chord flavor, you input scales and the harmonizer will tell you what chords will sound good when played over them." with music