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Installation Guide · Documentation · Discord

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A CFW based of MinUI with a rebuild emulation engine and tons of added features for the TrimUI Brick and Smart Pro.

For other devices we recommend checking out MinUI

License

This project is licensed under PolyForm Noncommercial 1.0.0. Personal, educational, and non-commercial use is freely permitted. Commercial use is not. See LICENSE and NOTICE for full details.

Note: This project was previously licensed under GPL 3.0. As of August 15, 2026, the license has changed to PolyForm Noncommercial 1.0.0. The full transition history and rationale is documented in issue #765.

Changes and additions

• Fixed both screen tearing and sync stutter problems of MinUI by rebuilding the emulator engine core
• Game switcher menu (Onion OS style) by @frysee
• High audio quality, due to advanced resampling engine using libsamplerate (with quality/performance setting per emulator)
• Much lower latency (average 20ms, 1 frame of 60fps)
• Shaders!
• Fully OpenGL/GPU based for faster performance!
• native WiFi support
• Game art/media support
• Game time tracker!
• Cheats support
• Integrated WiFi
• Bluetooth Audio
• Overlays support!
• Dynamic cpu speed scaling (keeps your device cool and extends battery life, but gives the performance right when needed)
• Fully GPU OpenGL based for faster performance
• Custom bootlogos contributed by @SolvalouArt
• Color and font settings to customize the NextUI interface
• Menu animations
• LED control, change colors, effects, brightness
• LED indicators, low battery, stand by, charging (brightness can be set seperately)
• Haptic feedback in the menu by @ExonakiDev
• Ambient LED mode, the LEDS act like Ambient light TV's for extra immersion, configurable per emulator
• Display controls (color temperature, brightness, contrast, saturation, exposure)
• Support for automatic NTP time synchronization with timezones and realtime clock (RTC)
• Deep Sleep mode, gives instant ON and avoids the overheat bug on the Brick by @zhaofengli
• Battery Monitoring including history graph and time left prediction
• Scrolling animated titles for longer game names
• Updated and optimized build emulation cores
• Rumble strength fixed and is now variable as used by the games
• FBNeo Arcade screen rotation
• PAL Mode
• Next font supports CJK for JP/CN etc rom names
• Lot of other smaller fixes and optimizations

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Currently supported devices:

• Trimui Brick
• Trimui Smart Pro
• Trimui Smart Pro S

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Installing

Follow our installation guide.

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How to use

While in menu:

• Hold start and press volume up or volume down to adjust brighness
• Hold select and press volume up or volume down to adjust color temperature
• Short press select to open the game switcher

While in game:

• Menu opens in game options menu, adjusting controls, scaling and what not
• Hold menu and select at same time to open up the game switcher

Deep sleep:

When the device is left idle it will enter light sleep. Light sleep turns the screen off and pulses the leds 5 times.

After two minutes the device will go into deep sleep. The leds will turn completely off.

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What about X feature?

NextUI supports a variety of optional extras called Paks that are maintained by community members.

Our wiki has a list of all available Paks that can be downloaded from our Pak Store straight on your device.

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Credits

• josegonzalez for minui-keyboard
• knulli-cfw/Mikhailzrick for fan-control-daemon
• Kenney for Input Prompts

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Play Retro's review of NextUI

Retro Handhelds' coverage of NextUI

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For all other info visit our website: nextui.loveretro.games