Projects sharing features with Brunch

This project provides a specialized UEFI boot environment and hardware emulation layer designed to run proprietary network-attached storage operating systems on generic x86 and x64 hardware. It functions as a bootloader and recovery environment that enables these systems to initialize on devices not originally manufactured by the vendor. The system employs a hardware emulation layer that mimics specific vendor IDs and boot parameters to ensure operating system compatibility. It includes a virtual machine image generator to create bootable images in multiple formats for deployment within virtu

This is the official documentation repository for Raspberry Pi hardware and software. It covers the complete range of Raspberry Pi single-board computers, the RP-series microcontrollers, and the Raspberry Pi operating system. The documentation provides reference material for setting up devices, configuring hardware, and using the system for tasks including AI inference, camera and video capture, embedded development, and remote access. The documentation covers the full boot chain from the GPU firmware and EEPROM bootloader through to kernel loading, with detailed guidance on boot configuratio

Bazzite is an immutable, atomic-image-based operating system designed for gaming performance and handheld hardware. It utilizes a read-only root filesystem and versioned images to provide atomic updates and instant system rollbacks, ensuring a stable core environment. The system is distinguished by its deep optimization for portable gaming devices, featuring dedicated handheld hardware management for CPU undervolting, fan control, and display refresh rate overclocking. It includes a specialized gaming mode that boots directly into a console-like interface with integrated input mapping and a t

OpenCore Legacy Patcher is a utility designed to enable the installation and operation of modern operating systems on legacy hardware that is no longer officially supported. By interposing a custom bootloader between the system firmware and the kernel, the project facilitates the deployment of current software releases on older devices, bypassing restrictive compatibility checks and hardware identification requirements. The project distinguishes itself through a comprehensive framework for system interposition and persistent patching. It employs dynamic kernel extension injection and runtime

Hackintool is a hardware configuration tool designed to make non-native computer hardware compatible with macOS. It functions as a suite of utilities for spoofing device identifiers and patching system components to ensure the operating system recognizes unsupported hardware. The project provides specialized tools for graphics, audio, and USB configurations. This includes a framebuffer patcher for resolving display issues on unsupported GPUs, an audio layout configurator for enabling sound via device ID spoofing, and a USB port mapping tool that identifies connected devices to generate custom

This project is a comprehensive technical manual for installing macOS on non-Apple x86 hardware using the OpenCore bootloader. It serves as a configuration guide for emulating Apple hardware and patching system firmware to achieve operating system compatibility on PCs. The documentation provides detailed instructions for SMBIOS hardware emulation, including the generation of system identifiers and model profiles. It covers the application of ACPI table patches to enable native power management and the modification of UEFI runtime services to resolve memory map and write protection issues. Th

Sensor-Watch is an open-source programmable replacement circuit board that transforms a classic digital watch into an extensible wrist-worn development computer. It functions as an embedded firmware development kit, providing the toolset needed to compile and install custom C software onto resource-constrained microcontrollers through a standard bootloader mechanism. The platform supports peripheral pin multiplexing to route analog, digital, and communication signals through a physical multi-pin expansion interface connected to the core processor. This enables the integration of custom perip

ToaruOS is an independent operating system built from the ground up without external dependencies. It features a custom x86-64 kernel that supports symmetric multiprocessing and paging, paired with a graphical windowing system and a dedicated bytecode interpreter for application logic. The system distinguishes itself by integrating an embedded Python environment for system-level development and a custom graphical interface that handles its own window composition and text rendering. It includes a compatibility layer for third-party application support and a system package manager for handling

VeraCrypt is a cross-platform disk encryption utility used to create encrypted file containers and secure entire disk partitions. It functions as a tool for full disk encryption and a manager for encrypted volumes, providing a means to protect sensitive data on local disks and removable media across multiple operating systems. The software is distinguished by its support for plausible deniability, allowing the creation of hidden volumes nested within other encrypted volumes to conceal the existence of data. It also implements hardware-based access control, requiring physical security tokens,

Atmosphere is a custom firmware for the Nintendo Switch that provides core system components for loading custom kernels, managing modified operating systems, and redirecting hardware storage. It functions as a customized operating system designed to enable deep system modification and functional extensions. The project distinguishes itself through a system module injector and an application patching engine that allow for the loading of custom binary modules and patches to add features to the console. It also includes a virtual storage manager that redirects internal hardware writes to a virtu

This project is a GPU feature compatibility layer and frame generation mod. It functions as a DLL API emulator and wrapper that intercepts proprietary Nvidia DLSS Frame Generation calls and redirects them to an alternative implementation. The software enables AMD FSR 3 frame generation in games that natively support only Nvidia DLSS Frame Generation. It translates proprietary graphics requests into an open standard, allowing frame interpolation to run on graphics cards that are otherwise incompatible with the original vendor standards. The system employs DLL proxy wrapping and dynamic librar

This project is a collection of minimal operating systems, bootloaders, and hardware drivers used to demonstrate low-level x86 system programming and hardware interfacing. It serves as a kernel development toolkit and a system programming lab designed for testing architecture concepts and hardware behavior within a system emulator. The repository provides reference implementations for creating bootable disk images and loading kernel stages. It includes guides for implementing protected mode transitions, memory paging, interrupt descriptor tables, and symmetric multiprocessing on x86 hardware.

Undecimus is an iOS jailbreak tool and firmware exploit utility designed to remove software restrictions and elevate system privileges on devices running iOS 11.0 through 12.4. It serves as a software implementation for bypassing system limits and performing unauthorized system modifications. The project functions as an installer for third-party package managers and substrates, enabling the deployment of alternative application stores. It also includes system recovery tools to diagnose errors and repair corrupted system packages following firmware modifications. The toolset covers low-level

This project is an OpenWrt firmware builder and specialized Linux router distribution designed to repurpose Amlogic S9xxx series hardware into functional routers. It provides a hardware adaptation layer consisting of kernel modifications and drivers that enable the operating system to run on Amlogic ARM SoC devices. The project features an automated firmware pipeline for scheduling, building, and distributing custom images. It includes a device recovery toolkit for bootstrapping, flashing, and restoring factory images, and supports the conversion of devices previously running different mobile

Hekate is a bootloader and system recovery tool for Nintendo Switch hardware. It functions as a multi-OS boot manager that allows the execution of binary payloads and the launching of stock firmware, custom firmware, Android, and Linux through a graphical interface. The project provides a suite of recovery and system modification tools, including the ability to create and restore full backups of internal storage. It also features a USB HID gamepad emulator that maps device controller inputs to USB signals for interacting with external computers. The software covers broad capability areas inc

This project provides custom bootloaders and firmware specifically for Xiaomi camera hardware. These modifications unlock restricted system access and enable the execution of unofficial software on the embedded devices. The software implements event-driven motion scripting, which allows the device to automatically trigger external shell scripts when the hardware sensors detect movement in the camera's field of view. It also includes tools for connecting camera feeds and controls to third-party smart home platforms and surveillance management systems. The project covers the deployment of modi

WinDiskWriter is a specialized utility for creating bootable Windows installation media from a macOS environment. It writes operating system images to USB drives while providing support for both UEFI and Legacy BIOS boot interfaces. The tool includes a file splitter to divide installation files larger than four gigabytes, ensuring compatibility with FAT32 formatted boot drives. It also provides a hardware bypass utility that modifies Windows 11 installers to remove TPM 2.0 and Secure Boot requirements. The software manages low-level disk image writing and bootloader integration. It handles s

gibMacOS is a Python-based suite of utilities used to fetch official macOS installation files and recovery components directly from Apple servers. Its primary purpose is to download system images and assemble them into bootable recovery USB drives. The tool specifically enables the creation of macOS recovery media from a Windows environment. It achieves this by using disk imaging and compression tools to flash the retrieved system components onto external USB storage. The project manages its own environment by automating the resolution and installation of required Python dependencies at runt

Linux-NetSpeed is a network performance tuner and TCP congestion control optimizer for Linux systems. It is designed to improve bandwidth utilization, reduce latency, and increase data transfer speeds and throughput. The utility specifically provides scripts to enable and tune the BBR congestion control algorithm. It achieves this by configuring Linux kernel network parameters and managing the loading of congestion control modules. The tool covers a broad range of network optimization and server performance tuning, focusing on accelerating network traffic and overcoming bottlenecks to increa

XNU is an operating system kernel designed to manage system hardware and process execution across different processor architectures. It utilizes a hybrid microkernel design that combines microkernel message passing with monolithic kernel performance by embedding critical subsystems into a single address space. The project implements a port-based asynchronous messaging system for communication between kernel tasks and userspace processes. It manages hardware interactions through a layered driver architecture and enforces system-wide security policies via a mandatory access control interface.

archinstall is a guided installer for the Arch Linux operating system. It provides a mechanism to automate the partitioning, package selection, and configuration of a system through an interactive menu interface or pre-defined configuration profiles. The tool supports both manual and automated deployment. It can function as an interactive installation guide or as an automated deployment utility that loads settings and credentials from external files to perform installations without manual intervention. The project includes capabilities for disk partition management to support single or dual

This project is an educational framework and toolkit designed for developing and testing operating system kernels. It provides a structured environment for implementing fundamental system primitives, including virtual memory management, preemptive process scheduling, and filesystem organization, using Rust and C. The framework is specifically oriented toward RISC-V and x86 architectures, serving as a laboratory for learning how to build core system software from the ground up. The project distinguishes itself by supporting both bare-metal deployment and hardware emulation, allowing developers

This project is a suite of system optimization tools for SteamOS designed to tune kernel memory parameters, manage swap space, and perform disk cleanup on handheld hardware. It provides a command-line interface for executing system tweaks and managing configurations without a graphical user interface. The toolset includes a kernel memory tuner for adjusting swappiness and page allocation, a swap space manager for creating and resizing virtual memory files, and a disk cleanup utility to remove orphaned shader caches and compatibility data. It also enables the relocation of game data and shader

xv6-riscv is a simplified Unix-like teaching operating system designed for the study of kernel design and hardware interaction. It provides a low-level RISC-V kernel implementation that serves as a bootable system image for execution and debugging within a virtual machine or emulator. The project focuses on educational instruction regarding the RISC-V architecture. It enables the study of operating system concepts through a minimal kernel that implements process management and memory handling. The system covers core kernel operations including multiprocessor resource management and the imple

This project is a dynamic tiling window manager configuration and automated desktop installer for Linux. It provides a system for organizing application windows to maximize screen real estate and productivity, specifically centered around a Hyprland desktop configuration. The environment features an adaptive visual theme that extracts dominant hues from wallpapers to automatically update the global user interface colors. It also includes specialized optimizations for virtual machine environments to ensure system stability and performance. The project covers automated desktop deployment throu

This project provides a functional package manager and a reproducible build system designed to ensure identical build inputs always produce the same outputs. It serves as the foundation for a declarative Linux distribution where the entire system state is defined in a configuration file, enabling predictable deployments and full-system rollbacks. The system uses a deterministic functional language and a lazy-evaluation expression engine to manage software dependencies and isolate build environments. It distinguishes itself through a content-addressable store that allows multiple versions of s

Onion is a custom handheld gaming operating system and retro gaming frontend designed to manage and launch emulators on portable hardware. It functions as a bootable custom firmware distribution and emulation environment manager that replaces factory software to provide an integrated gaming environment. The system distinguishes itself through a modular core-based emulation architecture, allowing for the installation of verified emulator packages, BIOS configuration, and the use of hardware-specific drivers and filters. It also supports the integration of third-party game ports via standardize