Open-source alternatives to InputSourcePro

Karabiner is a system-level keyboard remapper and input modifier for macOS. It functions as a kernel-level interceptor that modifies raw hardware events before they reach the operating system, utilizing a virtual hardware device to inject synthesized keyboard and mouse actions. The project distinguishes itself as a context-aware input manager, applying modification rules dynamically based on the active application, connected hardware, or current input source. It serves as a keyboard macro engine capable of automating multi-key shortcuts and conditional behaviors. Its broader capabilities inc

jid is an interactive JSON query tool and data explorer for the terminal. It provides a keyboard-driven interface to navigate, evaluate, and extract information from nested JSON structures using dot-notation paths and real-time autocomplete. The tool integrates JMESPath to support complex data filtering and transformation. It distinguishes itself through a type-aware assistance system that provides context-aware function hints and argument templates based on the data type of the selected JSON node. The capability surface includes a terminal user interface with syntax highlighting, predictive

This repository contains the HTML specification, which defines the core standards for web page structuring, content organization, and document rendering. It establishes the fundamental algorithms for state-machine-based tokenization, tree construction for the document object model, and origin-based security isolation. The specification provides a framework for defining custom elements with independent lifecycles and registries. It also details the requirements for cross-document communication, session history management, and the synchronization of interface properties with content attributes.

⌨️ Open-source keyboard layout text converter for macOS — fix text typed in wrong layout. Double-Shift hotkey, 5 layouts, greedy line detection, menu bar app.

A macOS input source switcher with user-defined shortcuts.

Make macOS Globe key great again!

Keycastr is a system-level utility for macOS that captures and displays keyboard and mouse interactions as visual overlays on the desktop. By registering global event taps within the operating system, it monitors input actions in real time and renders them through transparent, non-interactive windows that float above other active applications. The application distinguishes itself through a plugin-based architecture that allows for the integration of custom modules to define how input events are rendered. Users can manage the lifecycle and positioning of these visual elements through a native

This project is a comprehensive guide for configuring macOS for software engineering. It provides instructions for setting up a development environment, optimizing system settings, and enhancing the terminal experience to increase productivity. The guide focuses on several core areas of system customization, including the automation of software installation via Homebrew and the configuration of the Zsh shell with plugins, themes, and productivity aliases. It details a strategy for managing dotfiles using symbolic links to synchronize configuration files across multiple machines. Additional c

hotkeys-js is a JavaScript keyboard shortcut library and event manager used to map key combinations to callback functions within web applications. It serves as an input shortcut orchestrator that captures and filters keyboard events to execute custom actions. The library distinguishes itself through shortcut scope management, allowing shortcuts to be organized into named groups. These scopes can be toggled to prevent command conflicts across different application states. The system covers keyboard shortcut binding and unbinding, real-time key state querying, and input event filtering to prev

Lite is a scriptable plain text editor and programmable editing environment written in Lua. It provides a minimalist interface for opening, modifying, and saving plain text documents. The editor is designed for extensibility, allowing users to define custom commands and behaviors through external Lua script modules. It supports a plugin system where new features are integrated by placing modules in designated directories for automatic loading at startup. The project covers a range of customization capabilities, including personalized keyboard shortcut mapping and visual theme overrides for c

Tridactyl is a Vim-like Firefox extension that provides a comprehensive keyboard-driven interface for browsing, tab management, and page interaction. It replaces traditional mouse-based navigation with Vim-style keybindings, an ex-mode command line, and a hint overlay system for selecting and interacting with page elements. The extension is built around a core infrastructure that includes a modal command parser, a keybinding configuration system, and a content-script command bridge for executing commands in page context. The extension distinguishes itself through its deep integration with Fir

libinput-gestures is a Linux input event daemon and touchpad gesture mapper that translates libinput events into shell commands or keyboard shortcuts. It functions as a background process that monitors raw input signals to automate workflows and execute system actions based on a user-defined configuration file. The tool allows for the mapping of multi-finger swipes and hold gestures to specific terminal commands or desktop workspace navigation. It differentiates between actions by filtering for finger counts, swipe directions, and the duration of hold gestures. The system integrates with sys

keyd is a kernel-level daemon for Linux that intercepts and remaps physical keyboard inputs to create custom layouts and shortcuts. It functions as a system-level input service and layout manager, capable of modifying input signals before they reach the operating system. The service supports application-aware mapping, which dynamically changes keyboard behavior based on the active window. It also provides device-specific mapping, allowing unique configurations to be assigned to different physical keyboards using their hardware identifiers. The tool includes capabilities for managing multiple

This project is a browser extension that integrates large language model responses directly into search engine result pages. It functions as an AI search result integrator, embedding a customized interface within the browser to display generated answers alongside standard search results. The extension includes a markdown content renderer that converts raw AI text into formatted HTML, featuring syntax highlighting for code blocks and structured lists. Users can adjust the interface through customization settings for visual themes, language preferences, and the specific conditions that trigger

Solaar is a device management tool and configuration suite for Logitech wireless peripherals on Linux. It serves as an input peripheral monitor that tracks battery levels and connection link quality via a system tray application, while providing a receiver manager for pairing and unpairing wireless devices with proprietary USB receivers. The project features an input device automation engine that maps hardware events and mouse gestures to simulated keyboard inputs or system commands. This allows for the creation of custom rules that trigger actions based on device notifications or specific wi

LinearMouse is a macOS system utility that overrides default pointer acceleration and scrolling behaviors for mice and trackpads. It provides tools to remove cursor acceleration for linear movement and decouple scroll directions for individual devices. The project features an input device profiler that allows for unique cursor and scroll configurations based on the connected hardware. It also includes an input remapper to assign mouse buttons and scroll gestures to keyboard shortcuts and system media controls. The utility covers pointer precision adjustment, scroll behavior customization, an

Keymaster is a keyboard shortcut library for web applications that provides utilities for intercepting keyboard events and mapping key combinations to handler functions. It includes a keyboard event manager and a key state tracker to monitor and query which keys or modifiers are currently held down. The library features a scoped input handler that allows shortcuts to be grouped into named contexts. This enables the application to switch between different sets of available actions depending on the active area of the interface. The system includes input filtering to prevent global shortcuts fr

Reach Router is a client-side routing library for React applications that maps URL patterns to components without full page reloads. It defines navigation rules and component rendering through declarative route configuration, using nested React component trees instead of separate configuration files. The library supports parent-child route hierarchies so shared UI elements persist across page transitions, and provides a declarative Navigate component that triggers URL changes and view updates when rendered. It extracts dynamic segments from URL patterns and passes them as props to matched rou

Kando is a cross-platform desktop pie menu launcher that runs on Windows, macOS, and Linux, including Wayland compositors. It opens a radial menu on a hotkey and lets users select applications, files, or shortcuts by moving the cursor toward a slice, and can also be controlled from the command line to open specific menus or trigger shortcuts. The project distinguishes itself through a gesture-based selection system that interprets pointer movement direction and distance rather than requiring precise clicking, and an input device abstraction layer that normalizes input from mouse, stylus, touc

jsnes is a JavaScript-based NES emulator that runs classic NES games in the browser or in Node.js. It provides cycle-accurate CPU emulation, frame-buffer-based video rendering, and sample-buffer audio synthesis, along with a ROM cartridge mapper abstraction for broad game compatibility. The emulator exposes a programmable core with a simple API for controlling emulation state, capturing screenshots, and managing save data. It supports keyboard control remapping at runtime, with settings persisted to localStorage, and offers state serialization for save and restore operations. Battery-backed S

This project is a Vim configuration framework and development environment that transforms the basic text editor into a full-featured integrated development environment. It provides a curated set of settings and a comprehensive plugin suite to support professional software development workflows. The environment includes specialized tools for polyglot code execution and project navigation, allowing users to run source files in multiple languages via single keystrokes and locate files using fuzzy searching. It also integrates version control workflows, enabling the management of Git operations a

Vimium-C is a keyboard-driven browser extension that provides a vim-like navigation tool for web browsers. It functions as a customizable key mapper and accessibility tool, allowing users to interact with web content and manage browser tabs and windows without a mouse. The project distinguishes itself through advanced key mapping capabilities, including the ability to define contextual shortcuts based on the website host and remap keyboard layouts. It implements mode-specific mappings to prevent command conflicts and allows for specific keyboard mappings to function within text input boxes.

This project is a collection of Unix dotfiles and a custom desktop environment configuration for Linux. It provides a standardized set of configuration files to ensure consistent shell and application behavior, centering on a tiling window manager setup and a personalized user interface. The environment features a desktop dashboard with modular widgets and sidebars that display system performance, weather, and media controls. It includes a comprehensive keyboard shortcut map using global and mode-specific keybindings to launch applications and control system actions. The configuration covers

This is a Chrome browser extension that serves as an HTML5 video speed controller and media playback speed manager. It is designed to adjust the playback rate of video and audio elements across any website and provide a utility for navigating media timelines. The tool features a dedicated interface for mapping custom keyboard shortcuts to control playback and timeline navigation. It allows for the creation of domain-specific playback rules to set default speeds or disable the controller on specific websites, and it includes a mechanism to persist selected speeds when native players attempt to

Kmonad is a cross-platform keyboard remapper and advanced key mapping engine that intercepts physical keyboard inputs and transforms them into customized virtual output events. It functions as a programmable input wrapper and multi-layer keyboard manager, allowing users to redefine physical keys and route hardware inputs to virtual devices across different operating systems. The system distinguishes itself through a multi-layer management architecture that enables the definition of dynamic keyboard layers and overlays to change keyboard functions based on the current context. It implements co

This is an Android context menu library and UI component toolkit used to create animated, context-sensitive overlay menus that render above the existing view hierarchy. It functions as a navigation framework for implementing interactive menu components and transitions, allowing users to access secondary actions without leaving the primary screen. The library utilizes a fragment-based menu manager to handle the existence and state of menu components by injecting dedicated fragments into the activity window. It provides a set of customizable view-group compositions and a property-based animatio

Vim-galore is a comprehensive technical reference and curated guide for mastering the Vim text editor. It serves as a central resource for users seeking to understand the philosophy, command structure, and advanced customization capabilities required to operate professional-grade modal text editors effectively. The project distinguishes itself by providing a deep dive into efficient editing workflows, plugin management, and automation strategies within a terminal-based environment. It covers the full spectrum of editor mastery, from fundamental modal navigation and text manipulation to comple