For anyone interested, the North End plan documents have been updated on the City's Shape Your City website, that includes the concepts for catalyst projects as well.
https://shapeyourcitysaintjohn.ca/42888/widgets/181896/documents/160805
Here are a few of note for anyone that wants to skip the full PDF - although I recommend looking at it for the suggested zoning recommendations and intensification areas.
Landsdowne In-fill and new central park/plaza:
Wellesley & Somerset neighbourhood:
Main Street Redevelopment:
Main Street development height options: