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CyclingRaceLab

A multi-tenant platform for cyclists and coaches that turns .fit/.gpx activities into training metrics, coach-to-athlete plans and live BLE telemetry.

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Problem#

Most training platforms lock athlete data into proprietary ecosystems and focus on post-activity analysis. Coaches and athletes have limited control over raw performance data, custom analytics, and real-time monitoring during structured workouts.

What it does#

CyclingRaceLab is a self-hostable endurance training platform designed for athletes, coaches and sports-tech enthusiasts who want full ownership of their performance data.

Learn more: https://cyclingracelab.com

Key capabilities:

  • Imports and analyzes .fit and .gpx activities.
  • Computes training metrics including NP, IF, TSS, ATL, CTL and training load trends.
  • Manages coach-to-athlete training plans and workout execution.
  • Streams live BLE telemetry through WebSockets for real-time monitoring.
  • Supports multi-tenant deployments for teams, coaches and training organizations.
  • Provides an open architecture that can be extended with custom analytics and integrations.
  • Stores historical performance data in a time-series database optimized for longitudinal analysis.

Stack#

PartTechnology
API and training metricsPython, FastAPI, TimescaleDB
Live telemetry engineGo
FrontendNext.js, TypeScript
Messaging and cacheRedis
Edge routingTraefik
DeploymentDocker, Docker Compose

Why it exists#

CyclingRaceLab was created to explore a different approach to performance analysis: athlete-owned data, real-time telemetry, and a modern cloud-native architecture that can evolve without vendor lock-in.

Website: https://cyclingracelab.com

This is an independent project. A detailed architecture overview and technical notes will be published separately.