This book constitutes the refereed post-conference proceedings of the Third International Conference on Internet of Everything, IoECon 2024, which took place in Guimarães, Portugal, in September 26–27, 2024. 

The 10 full papers were carefully reviewed and selected from 28 submissions. The papers cover the following topics: Machine-to-Machine (M2M); People-to-Machine (P2M) or Machine-to-People (M2P).