Awesome GitHub RepositoriesBoot & Startup Management

PowerToys is a collection of background-resident system utilities designed to extend native operating system functionality and streamline desktop workflows. It operates as a modular toolkit, utilizing a central plugin-based host architecture that allows users to dynamically enable or disable specific features for system configuration and automation. By leveraging native system hooking, the suite intercepts global input and window events to provide advanced control over the computing environment. The project distinguishes itself through its focus on cross-device input orchestration and spatial

Ventoy is a cross-platform boot manager that enables users to launch multiple operating system installers and live environments from a single portable storage device. By intercepting the BIOS or UEFI startup sequence, it provides a unified menu that allows for the direct execution of disk image files without requiring file extraction or manual reformatting of the drive. The tool distinguishes itself through a modular, plugin-driven architecture that maps raw image files directly into system memory as block devices. Users can navigate local directories to select bootable files and utilize a we

Magisk is an Android rooting framework designed to manage system-level modifications and grant administrative access to mobile devices. It functions by patching boot and recovery images to inject custom code into the operating system initialization sequence, allowing for system-wide control while maintaining compatibility with the underlying hardware. The project distinguishes itself through a systemless modification layer that overlays a virtual file system on top of read-only partitions, enabling changes without altering core system files. It includes a policy daemon to manage security cont

This project is a comprehensive technical knowledge base designed to support developers in mastering systems programming and preparing for technical assessments. It provides a structured collection of fundamental computer science concepts, mapping high-level language constructs to low-level hardware memory layouts, runtime object lifecycles, and system-level operations. The repository distinguishes itself through a hierarchical approach that bridges the gap between theoretical principles and practical implementation. It offers detailed guidance on C++ language mechanisms, standard library usa

Etcher is a disk image writer and operating system flashing tool used to create bootable USB drives and SD cards. It transfers binary system images to physical external media, enabling computers or microcontrollers to boot from the prepared storage. The application includes system drive protection to prevent the accidental erasure of internal hard drives by filtering available storage devices based on metadata. It also performs data verification by comparing written bytes against the source image to ensure no corruption occurred during the flashing process.

This project is a technical reference and educational guide focused on the internal architecture of the Linux kernel. It serves as a low-level systems programming resource and documentation for operating system internals, detailing the implementation of core mechanisms within the kernel source code. The materials provide a detailed study of the Linux kernel, tracing behavior through actual C source and assembly. It specifically covers the progression from the bootloader and decompression to the final kernel entry point, alongside the management of hardware interrupts and symmetric multiproces

This project is an educational curriculum designed to teach the fundamentals of operating system development and low-level systems programming. It provides a structured sequence of lessons and code samples that guide users through building a functional kernel and bootloader from scratch, enabling a practical understanding of how software interacts directly with computer hardware. The repository distinguishes itself by focusing on the core mechanics of bare-metal execution. It covers the implementation of essential system components, including assembly-based bootloaders that transition process

OpenWrt is a modular Linux distribution designed for resource-constrained networking hardware. It functions as a comprehensive network routing platform, providing a complete build environment that allows users to generate custom firmware images for a wide variety of embedded processor architectures. By utilizing a standardized cross-compilation toolchain and a package-based ecosystem, it enables the creation of tailored operating systems for specific hardware deployments. The project distinguishes itself through a hardware abstraction layer that normalizes interactions across diverse chipsets

Node-RED is a visual, low-code automation framework designed for building event-driven data processing workflows. It provides a browser-based programming environment where users connect hardware devices, APIs, and online services by wiring together functional nodes in a directed graph. This visual approach allows for the creation of complex logic paths without the need for traditional source code. The platform is distinguished by its pluggable node architecture and portable flow serialization. Logic is represented as JSON-based data structures, enabling flows to be easily versioned, shared, a

你管这破玩意叫操作系统源码 — 像小说一样品读 Linux 0.11 核心代码

Excelize is a library for reading and writing spreadsheet files in the Office Open XML format. It provides a comprehensive suite of tools for programmatically creating, modifying, and analyzing workbooks, worksheets, and cell data, ensuring compatibility across various office software suites through structured XML serialization. The library distinguishes itself with a built-in formula calculation engine that evaluates complex mathematical and logical expressions directly against workbook data. It also features a memory-mapped streaming architecture, which allows for the efficient processing o

Tiny11builder is an automation utility designed to create customized, bootable Windows installation media. It functions by modifying offline installation images to remove pre-installed applications and non-essential system components, resulting in a reduced storage footprint and a more resource-efficient operating system deployment. The tool operates by mounting Windows installation images to a temporary directory, where it performs manifest-based package stripping and registry hive injections. These automated processes allow for the removal of specific system components and the disabling of

This utility provides a centralized administrative framework for managing and optimizing Windows environments. It functions by executing system-level primitives, including registry modifications, service management, and file system operations, to enforce performance, privacy, and security policies. The project distinguishes itself through its template-driven automation, which allows users to apply predefined configuration profiles to ensure consistent system states across machines. It integrates low-level adjustments—such as memory balancing, startup control, and hardware parameter tuning—wit

ReactOS is an open-source operating system designed to be binary compatible with Windows applications and drivers. It consists of a low-level system kernel that manages hardware resources and a binary compatibility layer that enables the execution of software designed for the Windows binary interface. The project implements a cross-platform build system and toolchain for compiling and deploying bootable operating system images across different hardware architectures. This includes the use of cross-compilation toolchains and a hardware-abstraction layer to support various processor and motherb

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

This project is a freestanding kernel written in Rust that boots on x86 hardware without a standard library. It serves as a low-level system implementation focusing on the creation of a bare metal operating system. The system implements a bootable disk image toolchain that transforms source code into binaries compatible with a bootloader. It features a custom memory allocator for dynamic memory management and an x86 kernel implementation that includes paging, interrupt handling, and VGA text mode. The project covers several core capability areas, including low-level memory management through

Redox is a POSIX-compliant, microkernel-based operating system written entirely in Rust. By utilizing a memory-safe language for the kernel and all system components, the project eliminates common vulnerabilities such as buffer overflows and use-after-free errors. Its architecture relies on a minimal kernel that manages only essential hardware and process isolation, delegating all other system services to unprivileged user-space processes. The system distinguishes itself through a modular design where hardware drivers and system services run as independent user-space daemons, allowing them to

systemd is a comprehensive system and service manager for Linux that orchestrates the entire operating system lifecycle. It functions as the primary init system, managing the transition from firmware to a fully initialized user space while providing a unified framework for service orchestration, hardware management, and resource control. The project distinguishes itself through its declarative, unit-based configuration model and dynamic dependency resolution, which allow for efficient, on-demand service activation and socket-based process management. It integrates deep system observability th

KernelSU is a kernel-based root management framework for Android that provides administrative access to applications by operating directly within the operating system kernel. By integrating management logic into the kernel source, it enables system-wide permission control through syscall interception and function patching. This approach allows for the enforcement of fine-grained mandatory access control, assigning custom security domains to root processes to restrict their capabilities and prevent unauthorized actions. The project distinguishes itself through a systemless modification archite

Jackett is a self-hosted background service that functions as a BitTorrent tracker aggregator and proxy. It enables automated media management applications to query multiple torrent indexers simultaneously by translating standardized search requests into site-specific formats and consolidating the resulting data into a single, unified feed. The service distinguishes itself through an adapter-based architecture that handles the complexities of disparate tracker interfaces and security protocols. It integrates with external proxy services to bypass anti-bot challenges and maintain persistent ac