Find your pace.

Every lap tells a story. Pacefinder captures it all — live telemetry streamed to your dashboard, session history automatically logged, and AI coaching that learns your driving style.
UDP telemetry for Forza Motorsport & Horizon. Runs on Mac, Windows, or Linux. Open source. No cloud required.

✓ Open Source

✓ MIT License

✓ No Ads

Primary Support

Forza Motorsport 2024

5,300UDP packets/sec

Forza Horizon 5 supported · ACC & iRacing coming Q3 2026

Race. It captures everything.

Point your game's Data Out at the machine running Pacefinder. That's the entire setup.

Install

Run a single Python file on any computer on your network. Mac, Windows, Linux.

Race

Pacefinder detects your session automatically and starts recording the moment you hit the track.

Analyse

Open a browser on any device. Lap times, throttle traces, tyre temps, AI coaching.

Built for drivers who want to go faster.

Every feature in Pacefinder is designed to answer one question: where are you losing time? Whether you're hunting your personal best or coaching others, you'll find the data that matters.

LIVE

Live Dashboard

Speed, throttle, brake, rear slip — streamed to your phone or tablet at 10Hz. Prop it next to the wheel.

LOG

Session History

Every session saved. Browse by circuit. See where you're improving and where you're not.

LOCAL

Your data

Everything stays local. SQLite on your machine. Raw UDP packets on your drive. No cloud.

OSS

Open Source

MIT licensed. Read it, run it, fork it.

Spotter

AI Coaching

Spotter analyses your session against your own historical baseline at that circuit. Bring your own Anthropic API key.

Get started in two minutes.

Latest release: v0.7.5. Pick the channel that matches the machine you'd like Pacefinder to run on — the dashboard ends up at http://localhost:8000 either way.

macOS — TestFlight beta

Native Mac app, installed and auto-updated via Apple's TestFlight. Open to anyone — no invite needed.

Join the TestFlight beta

Install the TestFlightapp from the Mac App Store first if you don't have it, then open this link and tap Install.

Linux & Raspberry Pi

Single-file AppImage. chmod +x and run.

Linux x86_64 (Intel/AMD) ↓Linux aarch64 (Pi 4 / Pi 5) ↓

Docker (any OS)

Multi-arch image (amd64 + arm64) on GitHub Container Registry.

docker run --rm \
  -p 5300:5300/udp -p 8000:8000 \
  -v "$(pwd)/data:/data" \
  ghcr.io/estetika101/pacefinder:0.7.5

New to Docker? Install & setup guide →