Open-source alternatives to Ddcctl

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

m-cli is a suite of command line utilities designed for macOS system administration, hardware management, networking, and security permissions. It provides a terminal-based interface to configure system preferences and manage hardware components. The project allows for the direct control of physical system components, such as fan speeds, battery states, and display brightness. It also provides utilities for network administration, including the management of Wi-Fi connections, DNS settings, VPNs, and firewall rules. The tool covers a broad range of administrative capabilities, including powe

BetterDisplay is a comprehensive display management utility and virtual display engine designed to provide granular control over monitor configurations. It functions as a low-level hardware controller that interacts directly with graphics drivers and system APIs to override manufacturer limitations, enabling users to manage resolution, scaling, brightness, and color profiles across complex multi-monitor setups. The project distinguishes itself through its ability to generate synthetic virtual displays and inject custom framebuffers into the graphics pipeline, allowing for arbitrary resolution

Twinkle Tray is a Windows display manager and DDC/CI monitor control utility designed to manage hardware settings across internal and external displays. It functions as a system tray application that allows for the adjustment of brightness, contrast, and volume on multiple monitors. The project provides multi-display brightness normalization to balance backlight levels across different hardware profiles for a consistent visual experience. It also includes an automatic brightness scheduler that modifies luminosity based on the time of day or system idle states. Beyond the user interface, the

Monitorian is a Windows utility for adjusting the brightness and contrast of internal and external monitors, primarily through the DDC/CI protocol. It allows users to change these settings for multiple monitors individually or in unison, and provides the ability to rename monitors by editing their displayed names directly. The application extends basic display control with automation and scheduling capabilities. Users can bind brightness adjustments to hot keys, schedule changes to occur at specific times or under certain conditions, and control brightness using touchpad gestures on precision

Lunar is an adaptive monitor brightness controller and DDC/CI display manager. It allows for the control of hardware brightness, contrast, and volume on external monitors using native communication protocols. When direct hardware control is unavailable, it functions as a software gamma dimmer to simulate brightness reduction. The project synchronizes external monitor brightness with laptop light sensors, wireless lux meters, or astronomical sun position calculations. It also manages hardware monitor presets, enabling the automation of display configurations and input switching through custom

cxxopts is a header-only C++ command line parser used to define required options, default values, and positional arguments for console applications. It functions as a lightweight utility for parsing command line arguments into typed values using short and long flags and automatically generating formatted help messages and documentation. The library provides capabilities for argument specification, allowing the definition of option descriptions, types, and boolean flags. It supports multi-value option collection into containers, default value management for omitted options, and the mapping of

This is a library for building command-line interfaces in Swift. It converts command-line arguments into type-safe Swift properties using a declarative approach, ensuring that inputs match expected data types to prevent runtime errors. The framework supports the creation of complex command hierarchies through nested subcommands. It automatically generates formatted usage documentation and error messages by deriving information from the defined metadata and types. The system utilizes property wrappers to attach parsing logic to types and employs reflection to extract metadata from property na

CLI11 is a header-only C++ library for parsing command line arguments and managing configuration files. It maps shell input to typed variables and supports the creation of complex command hierarchies. The library is distinguished by its support for nested subcommands with infinite depth and prefix matching. It integrates configuration management by allowing application settings to be loaded from TOML or INI files, with the ability to fall back to environment variables. The project provides a comprehensive set of tools for argument parsing, including flags and positional arguments, alongside

This library is a .NET command line parser for C# and F# that implements POSIX getopt conventions to map shell arguments into strongly typed objects. It provides a framework for building console applications that process Unix-style flags and options. The project features a routing system that directs program execution based on action-oriented verbs, supporting sub-commands and default actions. It includes an automatic help generator that produces localized usage instructions and formatted help screens based on the defined command options. The toolset covers argument parsing with strongly typ

Meow is a Node.js command line argument parser that converts raw input strings into structured objects. It functions as a tool for processing flags and positional arguments according to POSIX and shell conventions. The library provides a system for enforcing required arguments and verifying data types for command line inputs. It also serves as a helper for managing version strings, help menus, and subcommand routing within terminal applications. The project covers the broader surface of command line interface development, including input validation and the direction of execution paths via ke

picocli is a command line interface development framework and argument parser for JVM-based applications. It maps command line options and positional parameters to strongly typed Java methods and fields using a declarative, annotation-based model. The framework provides specific support for native image compilation, producing the reflection and resource configuration files necessary to build standalone binaries with reduced startup overhead. It further distinguishes itself with a dedicated system for generating shell autocompletion scripts and an ANSI terminal stylizer for applying colors and

Thor is a Ruby toolkit for building command line interfaces and task runners. It maps user flags and parameters to executable methods, functioning as both a command line argument parser and a framework for creating self-documenting terminal tools. The framework automatically generates usage banners and help menus based on defined method signatures. It organizes related commands within classes to create isolated namespaces and injects user-defined flags directly into method logic. Beyond interface generation, the project includes capabilities for build task automation and the sequential execu

Cake is a cross-platform build automation system and scripting framework that allows users to define software build pipelines using C# scripts. It functions as a CI/CD pipeline orchestrator and build runner, providing a strongly-typed domain-specific language to simplify the orchestration of compilation, testing, and packaging processes across Windows, Linux, and macOS. The system ensures reproducible build environments by pinning the versions of build tools, modules, and dependencies. It distinguishes itself by enabling a C# scripting workflow with full IDE support, including autocomplete, s

This project is a comprehensive educational resource consisting of a Bash programming tutorial, scripting reference, and Linux command line manual. It provides instructional materials for writing scripts, automating system tasks, and mastering terminal navigation and Unix system administration. The guides cover a wide range of shell environment customization, including prompt styling and the use of aliases. It also provides a shell environment guide for managing configuration files and initializing user environments. The materials detail a broad set of capabilities including control flow log

Brigadier is a command-line parser and dispatcher that maps text-based inputs to executable functions using a hierarchical tree of arguments. It provides a system for defining nested command structures and typed arguments to route user input to specific handlers. The library includes a command syntax generator that automatically produces human-readable usage strings and documentation based on defined command nodes. It transforms raw strings into structured data to identify valid command sequences and pinpoint syntax errors. The framework covers command tree routing, input syntax validation,

Cargo is the official build system and package manager for the Rust programming language. It provides a unified command-line interface that orchestrates the entire development lifecycle, including compiling source code, managing complex dependency graphs, running tests, and distributing packages through a centralized registry. By utilizing declarative manifest files, it ensures that builds remain reproducible and consistent across different environments. The tool distinguishes itself through its deep integration with the Rust compiler and its sophisticated approach to project management. It f

Yo is a Node.js CLI framework and project template orchestrator used to automate the creation of standardized software projects. It functions as an interactive project generator and scaffolding runner that produces customized source code and manifests based on user input and predefined templates. The system utilizes a plugin-based architecture to discover and execute external setup tools. It distinguishes itself through a memory-first file system that resolves conflicts before committing changes to disk and a priority-queue task orchestration model to ensure the correct execution order of com

This project is a Java command dispatch framework that maps user input to application logic using annotation-based processing. It provides a unified interface for registering and executing commands, allowing developers to define command syntax, parameter requirements, and execution logic through standard method annotations. The framework distinguishes itself through its cross-platform command handler, which abstracts platform-specific input and registration systems into a single codebase. This allows for consistent command processing across diverse environments, including server proxies, chat

This project is a bash scripting tutorial, shell automation library, and Linux system administration guide. It serves as a collection of practical examples and case studies designed for learning the Linux command line and shell programming. The repository provides a reference for Unix text processing and the creation of modular script libraries. It includes patterns for automating repetitive server tasks, such as software installation, network security configuration, and database task automation. The project covers a broad range of capabilities, including system monitoring and health auditin

TBomb is a command-line utility for Linux and Android devices, specifically designed for multithreaded bulk messaging and call bombing. It functions as an API-based messaging tool that integrates multiple third-party service interfaces to dispatch high volumes of automated text messages and phone calls to target numbers. The tool utilizes simultaneous request execution to increase the speed and volume of delivered communications. It allows for the integration of new messaging or calling service providers through external configuration files, enabling updates to service endpoints without modif

SwiftTips is a curated collection of guides, libraries, and design patterns focused on Swift language mastery, application architecture, and API design. It provides a technical resource for implementing advanced coding techniques and architectural best practices. The project emphasizes creating type-safe and conversational interfaces through strategic protocol composition and generics. It offers specialized patterns for building modular UI systems and managing complex view hierarchies, alongside comprehensive strategies for unit testing and dependency injection. The resource covers a broad s

This project is a Chinese translation of a comprehensive guide to the Go programming language. It serves as a localized educational resource and technical manual designed to provide guidance on language syntax, design, and software development. The resource covers a broad range of Go language education, including the implementation of programming patterns and system design. It includes translated lessons and examples that focus on core language features such as concurrency and the use of interfaces. The content spans various capability areas, including language fundamentals, data modeling, r

klib is a comprehensive C standard library extension and data structure toolkit. It provides a set of fundamental tools for memory management, data organization, and general-purpose utility functions for standalone C applications. The project features specialized capabilities for bioinformatics sequence analysis, including the parsing of FASTA, FASTQ, and Newick formats and the implementation of Smith-Waterman sequence alignment and Hidden Markov Models. It also includes a mathematical computation library for numerical routines and expression evaluation, as well as a lightweight HTTP and FTP

SteamDesktopAuthenticator is a desktop multi-factor authentication client for Steam accounts. It serves as a desktop application that generates Steam Guard security codes, providing a way to manage account authentication on a computer instead of using a physical mobile device. The software functions as a Steam account manager, allowing users to handle multiple accounts and their security credentials from a single interface. It includes mechanisms for exporting and importing authentication data to maintain account access across different desktop computers. The application includes systems for

Boom is a Go-based HTTP load generator and stress testing tool. It functions as a modern alternative to the ApacheBench utility, designed to send high volumes of requests to web servers to measure performance and stability. The tool focuses on identifying the breaking point of web services and APIs by simulating heavy traffic loads. It is used for benchmarking how many requests per second a server can handle before experiencing increased response times or errors. Its capabilities cover web server stress testing and API performance analysis to identify stability issues and hardware bottleneck

Janet is a Lisp-based dynamic programming language featuring a register-based bytecode virtual machine and an embeddable scripting engine. It functions as a fiber-based concurrency runtime and includes a parsing engine based on Parsing Expression Grammars. The project is distinguished by its ability to be integrated into C or C++ applications via a minimal header interface. It utilizes a Lisp-style macro system for compile-time code transformation and employs prototype-based table inheritance for object-oriented behavior. The runtime covers a broad set of capabilities, including asynchronous