karoo

Karoo companion app for Japanese electronic shifting groupsets. Display gear/battery information and control Karoo ride screen.

List with extensions for hammerhead karoo cycling computers

Wind direction data field extension for Karoo

Karoo extension that shows a colored power bar at the edge of the screen

Karoo extension that displays alerts based on custom triggers

This extension for Karoo allows to use rolling fields and custom fields with double types in the same field (HR,Power,etc). Bell sound for Karoo

Barberfishes keep Hammerheads sharp, in the ocean and on your bike. Native-feeling data field enhancements for the Hammerhead Karoo.

Elevation datafield with climbs and POIs, minimap and offline POI lookup for Hammerhead Karoo cycling computers

Smart rear radar extension for Hammerhead Karoo. Provides sound, vibration, and visual alerts when vehicles approach from behind. Configurable distance thresholds, smart cooldowns, automatic night mode, and speed gate filtering. Works with any ANT+ radar. Free, offline, open-source.

Karoo datafield with media controls for Spotify

Tilehunting extension for karoo devices (connects to Statshunters)

An opinionated map style for the Hammerhead Karoo, designed for mountain biking.

Karoo GPS modern style

Smart climbing assistant for Hammerhead Karoo that helps riders make better decisions on climbs through real-time pacing, W′ balance analysis, power targets, and tactical terrain insights.

Real-time pedaling efficiency extension for Hammerhead Karoo 2/3. Displays Balance, Torque Effectiveness, and Pedal Smoothness metrics from ANT+ Cycling Dynamics power meter pedals.

A Hammerhead Karoo extension to add a configurable W' (W Prime) data field

A Hammerhead Karoo extension to display speed with a colored background and icons

AI cycling coach for Hammerhead Karoo — real-time coaching alerts powered by rules + Gemini AI

Free FTP testing extension for Hammerhead Karoo cycling computers. No subscriptions, no accounts, works completely offline.

KSafe: free open-source Karoo safety + ride wellness extension. Reactive layer alerts your contacts on crash, missed check-in, speed drop, HR flatline or sustained high HR. Preventive layer tracks carbs and hydration with FIT export to Strava / Intervals.icu. Includes manual SOS, custom messages, and webhook actions.