Open-source alternatives to Itlwm

This project is an educational resource providing a comprehensive development tutorial for writing and loading eBPF programs using C, Go, and Rust within the Linux kernel. It serves as a technical guide for developing custom logic to execute directly in the kernel. The materials cover specialized domains including kernel observability and tracing, security implementation for intrusion detection, and high-performance network engineering for packet filtering and load balancing. It also includes dedicated manuals for Linux kernel tracing and the use of kprobes, uprobes, and tracepoints. The pro

Katran is an eBPF-based Layer 4 load balancer designed for high-performance network packet forwarding directly within the Linux kernel. It utilizes an XDP network packet processor to bypass the standard kernel network stack, minimizing latency and maximizing throughput for incoming traffic. The system implements weighted consistent hashing to distribute network loads and maintain session persistence across backend servers. It further optimizes the return path through a direct server return gateway, which allows backends to respond directly to clients and removes the load balancer from the out

This project provides educational resources and technical guides for microcontroller firmware development. It focuses on writing low-level C code that runs directly on hardware without an underlying operating system, covering the fundamentals of hardware registers, memory mapping, and system clocks. The guides detail the creation of hardware abstraction layers to wrap raw memory-mapped registers into structured interfaces and provide walkthroughs for integrating TCP/IP stacks and HTTP servers into bare-metal environments. It also outlines the implementation of embedded systems build pipelines

This project is a Windows Precision Touchpad driver and Apple Trackpad HID driver. It functions as an input device gesture driver that converts raw touch data from Apple trackpads and MacBooks into native multi-touch gestures and precise pointer movement. The driver implements the precision touchpad protocol to enable native Windows gesture and pointer controls for Apple hardware. This allows the operating system to recognize Apple trackpads as precision touchpads, replacing basic mouse functionality with native multi-finger swipes and precise scrolling. The implementation covers kernel-mode

Slate is a keyboard-driven window manager and tiling system for macOS. It functions as a JavaScript-configurable automation tool and workflow orchestrator, allowing users to resize and position application windows through custom keystroke bindings and predefined spatial configurations. The project distinguishes itself by using a scripting API to define complex window manipulation logic, system event callbacks, and custom input mappings. This allows for the creation of sequenced action chains and the execution of external shell commands tied to specific keyboard shortcuts. Its capabilities in

Aya is a Rust-native framework for writing, compiling, and loading eBPF programs into the Linux kernel. It provides a complete development environment that eliminates the need for a C toolchain or libbpf, allowing developers to work entirely within the Rust ecosystem. The framework manages the full lifecycle of eBPF programs, including async runtime integration, CO-RE BTF resolution for kernel version portability, ELF-based program loading, and safe kernel memory access. The framework distinguishes itself through its pure Rust compilation pipeline, which compiles Rust source code directly int

This repository is a collection of reference source code and implementation examples for developing drivers using the Windows Driver Kit. It provides hardware device driver samples and development templates for building kernel-mode software that enables communication between the Windows operating system and hardware devices. The library includes examples for creating universal Windows drivers, which utilize a shared set of interfaces to operate across multiple versions of the operating system. It also contains specialized implementation samples for various hardware categories, including netwo

Mjolnir is a macOS automation framework and extensible scripting engine. It provides a system for creating custom productivity workflows, managing application states, and controlling the macOS desktop interface programmatically. The project functions as a global hotkey manager that binds keyboard shortcuts to trigger automated scripts across the operating system. It includes a macOS application controller to inspect active windows and manage system-wide user interface interactions. The environment supports extensibility through a pluggable package management system, allowing for the installa

This project provides an open-source VPN client that creates an unrestricted tunnel to bypass internet censorship without fees, registration, speed caps, or data limits. It offers free, unlimited VPN tunneling with no sign‑up required, enabling access to blocked websites and unrestricted browsing. The application uses the WireGuard protocol for encrypted traffic routing, backed by kernel‑level packet forwarding to minimize overhead. It includes automatic server discovery that selects the most responsive server based on real‑time latency, a connection keepalive mechanism to detect and restore

Darwinkit is a Cgo interop layer and library of native bindings that allows Go applications to call Apple frameworks and system APIs. It functions as a bridge between the Go runtime and native C-compatible symbols to facilitate macOS system programming and native application development. The project includes an Objective-C binding generator that scans system symbol databases to produce Go source code and constants. This tool enables the inspection of framework symbols and the management of binding modules to maintain current interfaces with native frameworks. The library provides a memory ma

This project is a framework for building native macOS desktop applications. It serves as a desktop port of a cross-platform mobile framework, providing a development environment and a native UI library to create software using native system frameworks and a component-based architecture. The framework enables the development of native macOS applications by integrating a JavaScript-based workflow with macOS system-level frameworks. It facilitates cross-platform UI development by allowing logic and design patterns to be shared across different operating systems while maintaining native desktop i

IINA is a high-performance media player for macOS built on the mpv engine. It serves as a video player with broad codec support and a web media streamer that uses plugins to stream and download online video content for local playback. The application features a customizable multimedia interface with flexible themes and layouts tailored for the macOS desktop. It integrates a JavaScript scripting engine and a plugin system to extend player functionality and parse media URLs from the web. Core capabilities include multimedia playback with support for subtitles and playlists, as well as a pictur

The Commander X16 Emulator is a retro computer emulator that runs assembly and BASIC software designed for the Commander X16 8-bit computer architecture on modern host operating systems. It replicates vintage hardware systems to support software testing, vintage computer preservation, and retro game development in a contemporary environment. The software emulates physical 65C02 processor instructions and memory maps within a software-defined address space, utilizing a cycle-accurate timing model to synchronise CPU execution cycles with peripheral devices. It maps hardware registers and input

LiteX is an FPGA SoC development suite and SoC builder framework used to programmatically design system-on-chips. It provides a hardware description toolchain that uses a scriptable framework to define hardware layouts and automate the generation of hardware description language code. The project distinguishes itself by orchestrating multiple vendor and open-source toolchains to synthesize digital logic and generate deployable bitstreams. It supports multi-language logic integration, allowing disparate hardware description languages to be combined into a single project. The framework covers

uPic is a native macOS application designed for uploading images and files to cloud hosting services and private backends. It functions as a cloud image hosting tool and a custom API upload client that generates formatted links for shared content. The project distinguishes itself by allowing users to configure private backend endpoints with specific HTTP methods, headers, and server URLs. It converts uploaded file addresses into Markdown or HTML snippets, which are then written back to the system clipboard via customizable URL templates. The application integrates with macOS system framework

Dozer is a macOS desktop utility and menu bar manager designed to reduce visual clutter by controlling the visibility of status icons in the macOS menu bar. It functions as an icon toggle that allows users to hide unnecessary system icons from view. The application uses trigger icons to manage the visibility state of the menu bar, enabling users to selectively show or hide status indicators to customize the macOS interface and organize their desktop workspace. The tool implements these capabilities by interacting with native macOS accessibility frameworks and system hooks to query and modify

PakePlus-Android is a tool that converts any public webpage or static frontend project into a native desktop or mobile application. It wraps web content inside a configurable WebView shell, enabling the creation of cross-platform apps for Windows, Mac, Linux, Android, and iOS from a single source. The project distinguishes itself by automating the entire packaging and compilation pipeline through GitHub Actions, requiring no local development environment or dependencies. Users configure the app name, icon, window behavior, and platform-specific settings through a guided interface or configura

Firefox is a cross-platform web browser engine designed to render web content, execute JavaScript, and manage secure browsing sessions. It utilizes a multi-process isolation architecture that distributes browser tasks across independent operating system processes to ensure stability and prevent site-specific failures from impacting the entire application. The engine incorporates a sandboxed execution environment to restrict web content and untrusted scripts to isolated memory compartments, enforcing security policies that prevent unauthorized access to system resources. The project distinguis

Easydict is a macOS dictionary and translator application that integrates system dictionaries, external translation services, and Large Language Models such as OpenAI and Gemini. It functions as an OCR text extractor and a text-to-speech reader, allowing users to look up words and translate text directly on the desktop. The application features a local OCR engine that captures screen areas to recognize and translate text that cannot be highlighted or copied. It utilizes a provider-agnostic translation pipeline and adapter-based service integration to standardize responses from various cloud a