Fast answer: Resmon is FiveM’s client-side resource monitor. Open the F8 console and run resmon true to inspect resource cost on the client. Use it to find expensive scripts, maps, HUDs, and UI resources before guessing what causes low FPS. Last updated: June 25, 2026 Open Resmon Join your server. Press F8. Run: resmon true … Continue reading How to Use Resmon in FiveM