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Viserio Cooldowns
Free raid cooldown planner
Plan your raid's healing and defensive cooldowns. Browse top-ranked Warcraft Logs cooldown usage, build your plan on a visual timeline, export it to your in-game addon, then compare your logs against the plan after the raid. Covers the current raid tier, actively maintained with frequent updates.
Hover a feature to see what it does
News & Changelog

6/4/2026•
Releasev5.0.0: Reusable Cooldown templates and the Cooldown Library
Two new ways to build a cooldown plan for Midnight Season 1: import a ready-made one from the new Cooldown Library, or save your own as a reusable template that fits whatever roster you field. Plus a rebuilt Warcraft Logs hub and a clearer Planning Hub.
6/18/2026•
UpdateCreate a CD Plan or Template straight from a setup, plus fixes to template conversion, spec swaps, and shared reset links.
6/17/2026•
FeatureYou can now import a Sporefall (Rotmire) droptimizers.
6/17/2026•
UpdateOur boss guides are revisited around what to plan your cooldowns on and how our assignments work, not re-teaching the whole fight. Rotmire in Sporefall is the first. Plus Rotmire loot in every wishlist and a per-boss in or out call for your roster.
6/16/2026•
BugfixHeroic Sporefall stops complaining about a 25-player roster, adding a character that's already on your roster no longer gets blocked, droptimizers show for the groups that were missing them, and the calendar step when joining a new group is clearer.