v0.3.8 · open source

FitPulse
Heart rate zone training log

FitPulse is a personal training log focused on heart rate zone methodology — tracking effort, recovery, and adaptation over time without a subscription service.

Get started GitHub FitPulse hero image

Features

Everything you need, nothing you don't.

HR zone calculation (% max HR + HRR method)

Session effort distribution charts (ASCII)

Resting HR trend tracking

HRV correlation notes

Training load visualisation

Recent posts

HRV vs Resting HR: Which to Track?

Latest update from the lab.

2026-04-08

Why Zone 2 Training Changed Everything

Where it all started.

2025-09-29