BoneFish is the ultimate Roblox enhancement suite — FPS unlocker, FastFlags manager, multi-instance launcher, theme engine, and a thriving mod community ecosystem.
Everything you need to enhance, customize, and optimize your Roblox experience in one powerful app.
Run multiple Roblox accounts simultaneously with smart window management and per-instance settings.
Break past Roblox's 60 FPS cap for buttery-smooth gameplay. Real-time FPS counter included.
Customize every pixel with built-in dark/light themes, custom bootstrapper styles, and community themes.
Full graphical editor for Roblox FastFlags. Enable FPS unlock, performance tweaks, and hidden features.
Import community mods with one click. Custom cursors, fonts, sounds, UI themes, and more.
Never lose progress with smart reconnection. Auto-join back to servers when disconnected.
Quickly switch between Roblox accounts with cookie-based management. No more logging in repeatedly.
Customizable crosshair overlay for any game. Multiple styles, colors, and opacity settings.
One-click Roblox cache cleaning. Free up gigabytes of disk space and fix common issues.
Thousands of community-created mods. Custom cursors, HD fonts, immersive sound packs, and more.
Download the latest version for Windows. Portable, no bloatware, open source.
Open source on GitHub · Built with WPF UI · Installation Guide · All Releases
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