What's the problem with the encounter building guidelines? I mean, they're obviously (very) loose estimates, but do they really give results that are that inaccurate?
Spoiler: Current Games
Current Live Game: Defenders of Stormfast, "A Brave New World of Adventure" Obsidian Portal Current PbP Game: 5th Edition low-level game ICOOCTrackerMap Current PbP Game: I6 - Ravenloft ICOOC
I often post from mobile, so feel free to correct any typos.