English
shelfware
From shelf + -ware.
Today it means
noun A piece of software that has never been used at all since its creation.
Sources
Sources: Wiktionary, “shelfware”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / shelfware