Open-source alternatives to Gao Sun Eul

WhatCable is a macOS system utility for hardware monitoring and USB-C cable diagnostics. It functions as a marker chip reader, data link inspector, and power delivery analyzer to identify the technical specifications and hardware capabilities of connected cables. The tool extracts vendor IDs and specification flags from internal e-marker chips to verify cable authenticity and identify data transfer speeds and current ratings. It distinguishes itself by providing Thunderbolt topology inspection to visualize high-speed links and comparing active display modes against link capacity to diagnose r

HackingWithSwift is a curated library of coding patterns and an iOS development study guide. It provides a collection of Swift programming examples and practical exercises designed for learning how to build mobile applications on Apple platforms. The project serves as a reference for SwiftUI, offering modular examples of declarative user interfaces. It covers the study of the Swift language through real-world implementation samples, ranging from general mobile UI design to the logic required for iOS game development. The repository includes examples of architectural patterns and capabilities

htop is a terminal-based system resource monitor and interactive process viewer. It functions as a text-user interface dashboard for overseeing hardware temperatures, load averages, and battery status while providing a comprehensive tool for monitoring and managing system processes. The application distinguishes itself through detailed process lifecycle management, allowing users to kill processes, adjust priorities via renicing, and assign CPU affinity to specific cores. It provides high-level visibility into system behavior through process hierarchy visualization and the ability to inspect

MovieSwiftUI is a movie discovery application built with SwiftUI that integrates with the MovieDB API to retrieve and display movie information, ratings, and metadata. It functions as a cross-platform Apple application, providing a consistent user experience across iOS and macOS from a single codebase. The project implements a reactive data flow using Combine to synchronize global application state with the user interface. It employs a unidirectional data flow and a centralized store to maintain a single source of truth across different screens and components. The application utilizes declar

DevToysMac is a native macOS developer utility suite designed to encode, decode, and transform common data formats. It serves as a centralized tool suite for formatting and converting developer data into human-readable or machine-compatible strings. The application provides a set of tools for developer data manipulation, including JSON validation and formatting, Base64 encoding and decoding, and URL encoding and decoding. It also includes a text manipulation toolkit for cleaning up configuration files and developer logs through common string operations. The software is built as a SwiftUI des

MeetingBar is a macOS menu bar application that turns your calendar into a one‑click meeting hub. It syncs with your calendar accounts via EventKit, displays your current or next meeting title and countdown directly in the menu bar, and lets you join or create video meetings without opening your calendar app. The app lives as a status‑item popover and can launch automatically at login, register system‑wide keyboard shortcuts, and send local notifications or full‑screen reminders before meetings. What sets MeetingBar apart is its broad support for over fifty video‑conferencing platforms. It de

Itsycal is a macOS calendar integration that provides a compact calendar interface and event view pinned to the system menu bar. It allows users to view dates and keep a timeline visible at all times without opening a full application. The project enables quick event management, allowing users to create and delete calendar appointments directly from the menu bar interface. It synchronizes with the system calendar to display and manage scheduled events.

KeepingYouAwake is a macOS menu bar utility that prevents a Mac from automatically entering sleep mode. It offers both manual and timed control, allowing users to keep their system awake with a single click from the menu bar or for a user-defined duration that automatically reverts upon expiry. The utility distinguishes itself through battery-aware operation, automatically disabling sleep prevention when the battery level drops below a configurable threshold to conserve power. This combines with a lightweight menu bar interface that provides instant activation and deactivation of sleep preven

Cork is a native macOS desktop application that provides a graphical interface for the Homebrew package manager. It serves as a GUI for searching, installing, and updating software packages and functions as a service controller for managing background system services. The application includes a dedicated menu bar utility for triggering package updates and management tasks directly from the macOS status menu. It also features a system for assigning custom tags to packages to group and organize software installations. The software covers package lifecycle management, including dependency analy

gifski-app is a native macOS desktop application used to convert video files into high-quality animated GIFs. It functions as both a standalone tool and a macOS system extension, allowing for the transformation of media files into animations with configurable dimensions, frame rates, and looping options. The application includes a specialized bounce animation generator that creates yo-yo effect images, which play forward and then backward in a continuous loop. Integration with the macOS ecosystem enables conversion directly from the system share menu within other applications. The software a

RDM is a system utility for macOS designed to unlock and apply unsupported screen resolutions. It functions as a display resolution manager that enables users to set their screens to high-density resolutions not natively available in standard system settings. The tool specifically manages Retina display scaling by enabling high-density pixel modes. This ensures the user interface remains sharp while increasing the usable workspace through the use of custom resolution overrides. These capabilities are provided via a menu bar interface that interacts with low-level system frameworks to modify

PureMac is a native macOS system cleaner and disk space optimizer. Built as a SwiftUI desktop application, it functions as an application uninstaller and system maintenance utility designed to reclaim disk space by removing system junk, caches, and orphaned files. The project differentiates itself through a comprehensive uninstallation process that uses heuristic-based file matching to locate hidden preferences and logs. It also includes specialized developer environment cleanup to target temporary artifacts generated by tools such as Xcode and Homebrew. The software provides broader capabil

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

AnyBar is a network-controlled status display for the macOS menu bar. It functions as a background utility that renders a colored dot or custom icon to represent the state of external processes or scripts. The application is updated remotely via TCP sockets, allowing the visual state, color, and imagery of the indicator to be changed through network commands. It supports custom status icons by resolving text commands to specific image files stored in a local directory. The utility allows for multi-instance deployment, where independent status indicators can run simultaneously by assigning ea

The missing Applications Menu for macOS

Casibase is an open-source platform that orchestrates multi-turn conversations with large language models and manages retrieval-augmented knowledge bases from a single interface. It provides a unified system for connecting to over 30 AI model providers, ingesting documents into vector embeddings for semantic search, and running autonomous agent loops that can drive a browser, search the web, execute commands, and integrate with external tools. The platform distinguishes itself by combining AI conversation management with infrastructure and application orchestration capabilities. It includes a

Talos is a minimal, immutable Linux distribution designed specifically for deploying and managing Kubernetes clusters. It functions as an API-driven infrastructure manager that replaces traditional shell access with a declarative gRPC interface to control operating system state and configuration. The system is distinguished by its use of a read-only root filesystem and a security-hardened kernel, which removes standard GNU utilities to reduce the attack surface. It ensures environment consistency by distributing the operating system as versioned, signed images and utilizes TPM-backed verified

Zed is a terminal-based code editor built in Rust that provides a full-featured editing experience with familiar keybindings, mouse support, and multiple cursors. It runs entirely in the terminal while offering capabilities typically found in graphical editors, including split panes, a command palette, and integrated language server protocol support for real-time diagnostics, completions, go-to-definition, and code actions across multiple languages. The editor distinguishes itself through a plugin system that runs sandboxed TypeScript plugins in a QuickJS runtime, with an asynchronous bridge

This project is a reference guide and technical resource for building user interfaces with the SwiftUI framework. It provides a comprehensive collection of code examples, documentation, and a component library of reusable view implementations and layout patterns. The resource includes a compatibility map that links modern declarative views to their equivalent imperative counterparts in the UIKit framework. This documentation assists with the migration from UIKit to SwiftUI by providing guidance on wrapping legacy view controllers and view subclasses within a declarative hierarchy. The guide

TinyConstraints is a declarative UI layout engine and constraint-based positioning framework designed to simplify the definition of view constraints, spatial relationships, and element dimensions. It functions as an auto layout wrapper library that allows for the positioning of elements through relational anchors and priority-based sizing rules. The system enables adaptive interface design by supporting custom view stacking in horizontal or vertical sequences and the use of offsets for precise edge alignment and centering. It further supports dynamic interface animations by updating layout co

This project is a declarative UI pattern library and reference implementation for structuring layouts, navigation flows, and data collections across Apple platforms. It provides a collection of practical implementation patterns and component examples for building user interfaces using the SwiftUI framework. The library serves as a cross-platform reference for rendering visual content on iOS and macOS. It includes a view implementation guide that covers managing navigation, handling user inputs, and embedding web content. The codebase covers broad capability areas including layout management

Onboard is an iOS onboarding framework designed for creating guided welcome screen sequences and tutorial flows. It provides a page transition engine to manage navigation and animations between sequential screens containing images, text, and action buttons. The framework includes a SwiftUI UI library with customizable layout components and styles. It features a system for animating content and managing the navigation flow, which allows for the implementation of smooth transitions and fade effects between instructional screens. The project covers background management with support for static

BulletinBoard is a SwiftUI component library and interface framework for iOS. It provides a set of reusable elements designed to render interactive, accessible information cards at the bottom of a screen to guide users through onboarding and configuration tasks. The framework functions as an onboarding UI kit, offering pre-defined card templates and the ability to create custom layout structures. These components are built with integrated accessibility support to ensure that interface updates and interaction states are announced to screen readers and assistive controllers. The library covers

WPF is a .NET desktop UI framework and application framework designed for creating graphical user interfaces specifically for the Windows operating system. It functions as a XAML-based UI toolkit that uses an XML-based language to define interfaces and separate design from application logic. The framework includes a vector graphics rendering engine that produces resolution-independent visuals. This system allows graphics to scale without loss of quality on high-density monitors. The project covers broad capability areas including modern UI styling, rich media content hosting, and desktop int

CoreStore is a type-safe Swift interface and persistence wrapper for managing local data storage and object graphs using the Core Data framework. It functions as an atomic persistence manager that executes data updates within transactional blocks to ensure changes are either fully saved or rolled back to prevent state corruption. The project provides a dedicated framework for performing sequential schema migrations through defined version chains and a type-safe object mapping system for importing external JSON data into persistent entities using Swift protocols. It includes a data binding la

Shuttle is a macOS menu bar application that serves as an SSH shortcut menu and terminal command orchestrator. It allows users to launch remote server connections and execute shell scripts through a persistent status bar interface. The utility parses system SSH configuration files to create a navigable menu of remote servers. It organizes these hosts into hierarchical nested menus using path-based identifiers to group servers and environments. The application manages terminal automation by dispatching shell commands to a preferred terminal emulator. It supports custom command definitions wit

Pow is a suite of specialized toolkits for SwiftUI that provides structured implementations for animations, particle systems, and multi-sensory user feedback. It includes a visual feedback framework, an animation library, and a dedicated particle system. The project provides a rendering context for particle effects that avoids clipping by parent view boundaries. It also includes a haptic and audio feedback kit designed to trigger physical vibrations and sound effects in response to state changes within a user interface. The library covers a range of interface enhancements, including 3D rotat