Here's a Doraemon encyclopedia listing every gadget that appeared

Stand By Me Doraemon and 80 Years of Gadgets - This Week in Anime - Anime News Network

Doraemon - Wikipedia

Doraemon bilingual edition and interior of gadget encyclopedia : r/MangaCollectors

Doraemon - Wikipedia

Gadgets of Doraemon - Doraemon Türkiye

Stand by Me Doraemon, Doraemon Wiki

Stand By Me Doraemon and 80 Years of Gadgets - This Week in Anime - Anime News Network

Useful Doraemon gadgets from the future! - Blog with Hobbymart

Doraemon Encyclopedia, Doraemon Wiki

Chapter 001:All the Way From a Future World

Category:Gadgets, Doraemon Wiki

DORAEMON & SAILOR MOON: TAKESHI GODA THE MASTERCHEF / EAT BY LOOKING - EAT BY LOOKING - CHAPTER 2 - Wattpad