It is a VBA Replacement for the IDE (http://www.vbetwister.com/
An Access Group in the UK posted this:
A State-of-the-art Development Environment for VBA presented by Karl Donaubauer
After 15 years without any changes and modernisations, the VBA editor is outdated and lacks a lot of features of modern editors like Visual Studio. Karl will show a great tool called vbeTwister tool that catches up at least 10 of the 15 years – prepare to be amazed!
Thanks