Open-source alternatives to AnyBar

A tool used to make user-friendly wine wrapped ports of Windows software for macOS.

eul is a native macOS system monitor and desktop application built with SwiftUI. It serves as a status bar utility for tracking real-time CPU, memory, network, and battery usage. The application includes a dedicated Bluetooth device battery tracker to monitor the charge levels of connected peripherals. It is developed as a multilingual utility with a localized user interface to support multiple languages. The software covers system resource monitoring and peripheral battery tracking, integrating these metrics directly into the macOS menu bar.

A macOS app for convenient access to the system color panel

boring.notch is a macOS notch interface extension that provides a customizable software overlay for the hardware notch area. It functions as a productivity widget hub and a custom system HUD overlay, allowing users to replace standard system heads-up displays for volume and brightness with custom visual indicators. The project includes an interface gesture controller to map touch and mouse interactions to specific system actions and application controls. It also features a temporary file shelf that serves as a workspace for staging files intended for quick transfer via wireless sharing protoc

Add a global delay to Command-Q to stop accidental app quits.

Bitbar is a host application and script runner for macOS that displays the output of shell scripts and programs directly in the system menu bar. It functions as a status monitor, turning dynamic data from periodic script execution into persistent visual widgets. The tool enables the integration of custom scripts to monitor system health, external API updates, and other real-time data without requiring a terminal. It also supports the installation and management of community-created plugins to extend its monitoring capabilities.

This is a macOS menubar application that provides a desktop client for ChatGPT, designed for quick, always-available access. It lives in the system menubar and can be triggered with a global keyboard shortcut from any application, bringing the ChatGPT chat window to the foreground without disrupting your workflow. The app runs as a persistent background menubar application with a native icon that supports dark mode and accessibility tinting. It uses a single frameless Electron window that shows or hides without reloading the page, and remembers its screen position and size across launches. A

This is a framework for building desktop applications that reside in the system tray using Electron. It functions as a system tray integration library and window manager, providing the necessary components to handle native tray icons, tooltips, and the associated window lifecycles for menubar applications. The framework coordinates native system tray interactions with web-based user interfaces. It maps application commands to the operating system's native menu system and orchestrates the visibility and positioning of child windows relative to tray icon click events. The project covers native

gnet is a high-performance event-driven networking framework for Go, designed for building scalable TCP, UDP, and Unix socket servers. It functions as a non-blocking socket manager and multi-reactor network engine that handles thousands of simultaneous connections with low memory overhead. The framework distinguishes itself by using a multi-reactor architecture that distributes I/O across multiple event loops pinned to operating system threads to minimize context switching. It employs edge-triggered polling to reduce system call frequency and utilizes elastic ring-buffers to minimize allocati

TCP-IP-NetworkNote is a comprehensive technical reference and guide for implementing network communication using TCP and UDP sockets in C and C++. It provides a detailed manual for using the POSIX socket API and covers the implementation of network protocols, synchronous and asynchronous I/O patterns, and concurrent programming models. The project is distinguished by its focus on cross-platform networking, offering a detailed comparison of socket implementation details and adaptation utilities between Linux and Windows Winsock environments. It specifically addresses the differences in header

This project is a GNOME Shell extension that provides a unified taskbar by combining the application dash and system tray into a single panel. It functions as a JavaScript shell plugin that modifies the desktop layout to support traditional taskbar workflows within the GNOME environment. The extension includes a window management system that allows users to isolate running applications by workspace or monitor, control window grouping, and view live previews of open windows via hover events. Users can define specific click behaviors for application icons and launch favorite applications using

libhv is a high-performance C/C++ network library and event-driven I/O framework used to build TCP, UDP, SSL, HTTP, WebSocket, and MQTT clients and servers. It provides a non-blocking event loop for managing network sockets, timers, and system signals across multiple threads. The project is distinguished by its integrated support for specialized network roles, including a full HTTP web server with RESTful routing and middleware, an MQTT messaging client for IoT communication, and the ability to implement SOCKS5 and HTTP proxies. It also features a reliable UDP implementation to ensure ordered

Mailcatcher is a local email development proxy and SMTP server mock designed to intercept outgoing emails during development. It acts as a network bridge that catches outbound mail on a specified port and displays it in a web-based inspector instead of delivering messages to real recipients. The tool provides a web-based email viewer for reviewing HTML, plain text, and raw source content, along with an interface for inspecting headers and downloading attachments. It utilizes a RESTful JSON API to serve captured mail as structured data to the browser interface. The system includes a TCP socke

This project is a technical reference and a collection of internal analysis notes focused on the Go language runtime and compiler. It provides a detailed breakdown of the language internals, covering memory management, garbage collection, and the execution model of the scheduler. The material distinguishes itself by providing deep dives into low-level system details, including a reference for Go assembly instructions, register usage, and system call interfacing. It specifically analyzes the internal implementation of concurrency primitives, such as the goroutine scheduling mechanism, channel

Websocat is a specialized set of command-line tools for WebSocket communication, acting as a client, server, and stream processor. It provides a terminal-based interface for connecting to WebSocket servers, hosting secure WebSocket servers, and bridging data between WebSockets and other network transports. The project distinguishes itself by functioning as a bidirectional network relay, allowing the routing of data between WebSocket streams, TCP sockets, UNIX sockets, and standard system input and output. It includes specialized implementations for SOCKS5 and HTTP proxying, as well as a strea

Clash Nyanpasu is a network proxy client and graphical user interface for managing Clash network cores. It functions as a proxy manager and traffic monitoring dashboard, allowing users to route system traffic and handle proxying through a visual interface. The project distinguishes itself by providing a TUN mode proxy manager for controlling system-wide network tunneling. It features a core-agnostic API layer that standardizes communication between the interface and various interchangeable network core implementations. The application covers proxy configuration management, including profile

Laragon is a portable web server suite and WAMP stack manager that provides a self-contained local development environment. It enables the bootstrapping of web applications through the orchestration of web servers, databases, and language runtimes on a single machine. The project is distinguished by its registry-free portable mode, allowing the entire development stack to be moved between drives or computers without re-installation. It features automated virtual host mapping and SSL certificate generation for local domains, as well as a local tunneling gateway to expose projects via public UR

ClashMac is a macOS network proxy manager and graphical user interface client for the Clash core. It serves as a system tool for controlling network traffic routing, managing proxy nodes, and organizing network subscriptions. The project distinguishes itself through an interactive network traffic visualizer that renders real-time data flows and multi-hop proxy connection paths on a global map. It also includes a command line network controller that provides machine-readable data for custom scripting and network automation. The software covers broad capability areas including rule-based traff

vlmcsd is a C-based licensing server emulator designed to mimic the Key Management Service protocol. It enables local software authorization by simulating a remote activation server, allowing software to be activated on a device or network without connecting to external servers. The emulator is cross-platform and compatible with Linux, Windows, macOS, iOS, and Android. It operates as a TCP/IP socket listener that intercepts activation requests and generates the corresponding response tokens required for software authorization. The system handles activation through binary payload parsing and

tarpc is a remote procedure call framework for Rust that generates server traits and client stubs for network communication. It provides an asynchronous service interface that allows remote functions to be called as if they were local asynchronous tasks. The framework utilizes a serialized transport layer to move request and response data via TCP sockets, Unix domain sockets, or in-process channels. It includes a request lifecycle interceptor for injecting custom logic to handle authorization, throttling, and load balancing, as well as a distributed request telemetry system that attaches dead

Erigon is an Ethereum execution client and blockchain archive node designed to maintain full or archive copies of the blockchain. It functions as a Proof-of-Stake validator, an Ethereum RPC server, and a network validator operation tool, providing the core infrastructure to validate blocks and secure the chain. The project distinguishes itself through high-performance storage and data distribution, utilizing a flat key-value state storage system instead of a Merkle Patricia Trie to increase read and write speeds. It employs BitTorrent-based data distribution for immutable historical blockchai

This project is a React-based administrative template and UI kit designed for building dashboards. It provides a comprehensive collection of pre-styled layouts, an accessible component library, and a Sass-based UI framework for creating administrative interfaces. The template is specifically structured as an AI-optimized project, utilizing coding patterns and organization designed to help AI assistants generate consistent, production-ready React code. It features a flexible styling system using Sass variables and CSS custom properties to support customizable light and dark themes. The kit co

YASB is a customizable status bar framework and desktop shell component for Windows. It provides a toolkit for building personalized information bars using a modular class-based widget architecture and CSS-based styling. The framework distinguishes itself through deep integration with Windows tiling window managers, allowing users to display active workspaces, tiling layouts, and window focus states. It also features automated visual consistency by generating system color schemes based on the current desktop wallpaper. The project covers a wide range of capabilities, including real-time syst

docker-py is a Python library and SDK that serves as a programmatic client for the Docker Engine API. It provides a programmatic interface for controlling containers, images, and clusters, allowing for the automation of containerized applications and engine resources. The library enables remote Docker administration through various transport methods, including Unix domain sockets, TCP ports, and encrypted SSH tunnels. It handles real-time data links by using WebSockets to stream input and output from active containers. The project covers container lifecycle control, image management for buil

Evio is a high-performance networking library for Go that provides a non-blocking socket framework. It utilizes an event loop to process TCP, UDP, and Unix domain socket traffic through a low-level asynchronous protocol interface. The project functions as a multi-core network load balancer, distributing connections across multiple CPU cores using round-robin or least-connections strategies. It supports socket reuse, allowing multiple sockets on a single host to bind to the same port. The library covers a broad range of socket management and packet processing capabilities, including multi-pro

mdui is a framework-agnostic UI library and design system based on Material Design 3 standards. It provides a comprehensive set of reusable interface elements implemented as native Web Components, ensuring compatibility across different JavaScript frameworks. The library features a sophisticated theming system that supports light and dark modes, as well as the ability to generate dynamic color palettes from seed colors or image sources. It distinguishes itself with a high level of flexibility in visual customization, using CSS custom properties to control design tokens such as typography, cor