Is it possible to create an account on Celestial Realm?
http://zcguides.celestialrealm.net
I really like the tutorial on here. I notice there's a "Login," but no "register" link. The last wiki activity was 2013. I can't really improve it without being able to sign up. I do think it would make a nice video tutorial though.
Here's one example where the wording can be improved. In Part 13: Preview Mode of http://zcguides.celestialrealm.net/tutorials/main/ch02-06 we have:
However, ZQuest 2.50 has a useful feature that will allow you to see if it is working properly without having to open the quest: Preview Mode.
After you've selected File->Open and loaded a QST file you've opened the quest. I believe they meant to say "without having to test the quest"