hUniverse
A library of cardiology calculators and teaching tools.
by Ruey HuAdded to the directory Oct 28, 2026For education, not clinical use

About hUniverse
From Ruey Hu and the Computational Cardiology Team. Examples include ASCVD risk with risk enhancers and treatment effects, and a helper for choosing an ischemic test. Each tool shows its formulas and guideline sources.
What it does
- ASCVD risk with risk enhancers and treatment effects
- Stress test selection helper
- Formulas and guideline sources shown
- Many other cardiology calculators
Related tools

ClinCalc
by Sean Kane
Dosing, pharmacokinetic and risk calculators from a clinical pharmacist.
Pharmacy+5Free, no sign-up

CardioLADs
by Jay Gohri and 2 others
Daily summaries of new cardiology trials and guidelines, sorted by subspecialty.
CardiologyFree, no sign-up

ECG Toolkit
by Willy Frick
Four browser tools for ECG calipers, laddergrams, QTc and comparing tracings.
Electrophysiology+1Free, no sign-upUses AI