Guides
Set up, stream and design. For per-game setup, see your game’s page.
Setup
- BeamNG.drive OutGauge setup: IP 127.0.0.1, port 4444Turn on OutGauge in BeamNG.drive and read it with Horizon Labs: the Options path, IP 127.0.0.1 and port 4444, the fields it has and lacks, and fixes.
- Euro Truck Simulator 2 and American Truck Simulator HUD overlayPut a live HUD over Euro Truck Simulator 2 or American Truck Simulator: add the free community telemetry plugin to bin\win_x64\plugins, then load a profile.
- F1 25 telemetry with the 2026 Season Pack: the UDP format that matchesF1 25 UDP telemetry settings: switch it on, use port 20777, then match the UDP Format to your HUD. The 2026 Season Pack sends a new format, 2026.
- Forza Horizon 6 Data Out: the right IP, port and settingsTurn on Forza Horizon 6 Data Out: where the setting is, which IP and port to use (127.0.0.1, 20055), Xbox setup, ports to avoid and a firewall checklist.
- Show your drift angle on screen in Forza Horizon 6Forza Horizon 6 does not send a drift angle. Horizon Labs derives it from Data Out velocity and shows it live; here is how to display or bind it.
- Gran Turismo 7 and GT Sport telemetry on a Windows PCGet Gran Turismo 7 or GT Sport telemetry on a Windows PC: enter the PlayStation’s IP in Horizon Labs, ports 33740 and 33340, OBS workflow and fixes.
- An iRacing HUD overlay without SimHubRun an iRacing telemetry HUD with Horizon Labs alone: nothing to enable, the fields it reads, the OBS browser source, and when other tools fit better.
- Le Mans Ultimate HUD overlay: turn on plugins and goSet up a live telemetry HUD for Le Mans Ultimate: turn on Enable Plugins in the game, restart once, pick the game in Horizon Labs, and fix the common snags.
- A racing telemetry HUD on a tablet, phone or second monitorShow the Horizon Labs HUD on a second monitor or in a browser on another device: what LAN mode does, the address to open, and what to check first.
Streaming
- Add a live telemetry HUD to OBS, Streamlabs, Meld or TikTok LIVEShow your Horizon Labs racing HUD on stream: add the overlay as a browser source in OBS Studio, Streamlabs, Meld Studio or TikTok LIVE Studio.
- Show the HUD on a second Windows PC (LAN mode)Run your game on one PC and display the Horizon Labs telemetry HUD on another Windows PC on the same network with LAN mode.
- Assetto Corsa Competizione telemetry overlay in OBSPut a live Assetto Corsa Competizione telemetry HUD on stream: no in-game setup, one browser source in OBS, and fixes if the game is not detected.
- DiRT Rally 2.0 overlay for OBS: switch on UDP and add the browser sourceShow a live HUD over DiRT Rally 2.0 on stream: switch UDP on in hardware_settings_config.xml, then add the Horizon Labs overlay to OBS as a browser source.
- SimHub overlay not showing in OBS: fixes, and a browser-source alternativeA SimHub overlay that shows on screen but not in OBS usually comes down to the capture type or display mode. Fixes first, then a browser-source option.
- Add a racing HUD to TikTok LIVE Studio, with a vertical 9:16 layoutAdd the Horizon Labs overlay URL to TikTok LIVE Studio as a Link source, set a portrait canvas, and lay out a racing HUD that reads on a phone.
Best of
- The best Forza Horizon 6 HUD and telemetry overlays in 2026Horizon Labs, Wisp, Kanjo, 4Sim Telemetry, SimHub, Apex Copilot, GameGlass and more: price, platform and standout feature of each Forza Horizon 6 HUD.
- The best sim racing overlays for streaming in 2026SimHub, RaceLab, iOverlay, DashPanel, iRacing Live Streamer, Horizon Labs and input displays compared for streaming: price, games, editor, OBS support.
Tuning
- Forza Horizon tuning with Tune Architect: five enginesTune Architect builds Forza Horizon setups five ways: Quick Setup, AI Tuning, Bench, Live and Track tuning. Which one to use and how many laps each needs.
- Forza Horizon 6 drag tune: launch, gearing and slidersHow to tune a drag car in Forza Horizon 6: the parts that matter, which way to move gearing, tyres, springs and differential, and the telemetry to check.
- Forza Horizon 6 drift tune: parts, sliders and what to changeHow to tune a drift car in Forza Horizon 6: the parts that matter, which way to move each slider and why, common mistakes, and which telemetry to watch.
- Forza Horizon 6 grip tune: a road racing setup that turns and brakesHow to tune a grip car for road racing in Forza Horizon 6: the parts that matter, which way to move each slider and why, common mistakes, and telemetry.
- Forza Horizon 6 tuning without driving a single lapBuild a full Forza Horizon 6 tune with zero laps: how Tune Architect’s Quick Setup and AI Tuning work, what they ask for, and how to refine the result.
Design
- Build your first custom racing HUD with the Horizon Labs DesignerFrom template to overlay in five steps: pick a HUD in the store, edit it, preview live telemetry, bind layers to telemetry fields and send it to Horizon Labs.
- Build a GT3-style HUD in the Horizon Labs DesignerStart from the GT3 Display example in the Horizon Labs Designer, bind gear, RPM shift lights, speed and tyres, add spring motion and send it to the overlay.
Reference
- How racing games send telemetry: UDP, OutGauge and shared memoryWhy a telemetry HUD needs no mods: the three ways racing games publish live data (UDP, OutGauge, shared memory) and which games use each.
- Forza Horizon 6 telemetry: every field Data Out sendsWhat Forza Horizon 6 Data Out sends in each 324-byte packet, grouped by engine, inputs, motion, tyres and race, plus which fields Horizon Labs reads.
- Is telemetry software bannable? Forza, F1 25, iRacing and ACCTelemetry outputs in Forza, F1 25, iRacing and ACC are official game features. What a telemetry HUD does and does not do, and why each game’s terms still apply.
- Lap delta explained: the live gap to a reference lapLap delta is your live time gap to a reference lap, usually your best. How it comes from lap distance and time, how to read it, and how Horizon Labs shows it.
- Racing telemetry glossary: the terms behind a live HUDPlain definitions of racing telemetry terms: UDP, ports, shared memory, OutGauge, slip angle, tyre load, G-force, lap delta, DRS, ERS, ABS, TC and more.
Horizon Labs 2.0 · Designer included
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