BKOOL Bikes Are No Longer Locked In: Full Compatibility with QZ

For years, many BKOOL bike owners faced a frustrating reality: excellent hardware, but limited software freedom. In recent times, BKOOL users were pushed toward a very narrow ecosystem, with ROUVY becoming one of the main remaining supported options after the BKOOL platform transition. ROUVY itself confirmed the migration path for BKOOL subscribers and hardware users. […]

I Fixed Echelon Compatibility in QZ. By Stealing Their Own Unlock.

A few months ago I wrote about how Echelon firmware updates were breaking compatibility with QZ. Devices were still connecting, Bluetooth looked fine, but no real data was coming through anymore. Power, cadence, speed everything that matters was gone. This wasn’t random. Something had clearly changed in the initialization phase. So I started digging. The […]

When GitHub Charges You a Few Cents… and You Start Wondering

I first noticed something strange when I received an invoice from GitHub. My public open-source repository was listed as being billed under “metered” usage. If you know GitHub’s pricing, you’ll know they have “metered” services — pay-as-you-go features like extra storage or GitHub Actions minutes. Public repositories shouldn’t normally incur these charges, so something was […]

How I Built QZ—and How Echelon Is Now Breaking It

Bike locked

By Roberto Viola, creator of QZ On September 10, 2020, I began building QZ (qdomyos-zwift), an app born from a simple idea: open up closed fitness hardware and make it work with the platforms people actually love—Zwift, Peloton, Kinomap, and more. Back then, Echelon devices—bikes, treadmills, rowers—were locked to their own proprietary app. You bought […]

Zwift Ride with Mywhoosh, Indievelo, Rouvy and much more!

Cycling enthusiasts and fitness enthusiasts alike have been drawn to the Zwift Ride bike for its innovative features, immersive virtual training, and seamless integration with the popular Zwift app. However, if you’re someone who likes to explore new fitness apps and training platforms, you might have found the bike’s compatibility limiting. Zwift Ride is often […]

Garmin with Indievelo or Mywhoosh

Are you frustrated because IndieVelo and MyWhoosh don’t send your workouts to Garmin, leaving you without crucial Training Effect data? There’s a simple solution: the QZ app. http://qzfitness.com The Problem with IndieVelo and MyWhoosh IndieVelo and MyWhoosh are fantastic platforms for virtual training. However, they lack direct integration with Garmin devices. This means your workouts […]