⚠️ Disclaimer: This is a fork of Bloxstrap. I am not affiliated with the original Bloxstrap team or Roblox Corporation. Using custom launchers and FastFlags may violate Roblox Terms of Service. Use at your own risk.
Fishstrap is a powerful, feature-packed fork of Bloxstrap — the ultimate custom Roblox bootstrapper. It gives you full control over your Roblox experience with advanced FastFlags editing, multi-instance support, custom integrations, and much more.
- Advanced FastFlags Editor — Unlock hidden settings and optimize performance
- Multi-Instance Support — Run multiple Roblox clients simultaneously
- Custom Launcher — Better control than the official Roblox launcher
- Lightweight & Fast — Minimal overhead with maximum features
- Full FastFlags configuration with unhidden options
- Easy Roblox version management
- Custom integrations and Discord Rich Presence
- Optimized for performance and low ping
- Clean, modern user interface
- Download the latest version using the button above.
- Extract the archive and run
Fishstrap.exeas Administrator. - Configure FastFlags — Enable performance tweaks or custom settings.
- Launch Roblox — Use Fishstrap to start the game with your preferred options.
Pro Tip: Use the built-in FastFlags editor to boost FPS and reduce latency.
- Windows 10 / 11 (64-bit)
- Administrator privileges recommended
Important Notice:
This is a modified Roblox bootstrapper. Some Roblox updates or anti-cheat systems may flag custom launchers.
Recommendations:
- Download only from this official GitHub repository.
- Scan files on VirusTotal.
- Use responsibly.
Contributions are welcome! Help improve FastFlags presets, UI, or add new features.