yelm was a private client mod and build logger used by members of Memework. It was one of the earliest client mods to use regular expressions to patch Discord's code. Unlike modern client mods, it would download, patch and rehost Discord's frontend.

yelm
Active2017
Platform(s)Web
Lead developer(s)Memework
Repositoryadryd325/yelm
License(s)All Rights Reserved
Language(s)JavaScript

In 2020, its code would be made public by adryd for archival purposes.