Open-source alternatives to Vimium

h5player is an HTML5 video player extension and web media controller that adds advanced playback controls, visual filters, and media downloading capabilities to any web page using the HTML5 video tag. It functions as a customizable media hotkey manager and real-time video filter tool to enhance the standard browser viewing experience. The project is distinguished by its configuration-driven extension system, which allows for the remapping of playback shortcuts and the addition of new features through external scripts. It also provides a real-time visual filtering suite for modifying brightnes

YesPlayMusic is a cross-platform Electron desktop application that serves as a third-party client for NetEase Cloud Music. It functions as a music player for streaming and managing music, music videos, and personalized recommendations from cloud accounts. The application includes music scrobbling capabilities to record listening history and synchronize played tracks to remote profiles. It also provides a dedicated interface for accessing and playing personal music collections stored on cloud drives. The software supports global audio control through customizable keyboard shortcuts and includ

Micro is an extensible terminal text editor that supports mouse interaction and intuitive keyboard shortcuts for editing files in a command line environment. It functions as a multi-cursor editor with syntax highlighting and a plugin system for adding custom functionality and automation scripts. The editor distinguishes itself through simultaneous editing across multiple cursors and a script-based extension system. It enables the automation of repetitive editing tasks via macro recording and playback of keystroke sequences. The project covers workspace management through split-screen panes a

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

Opentui is a terminal user interface framework for building interactive command line applications. It provides a component-based system featuring a flexbox layout engine, a virtual node component tree, and a low-level 2D cell array renderer. The project is distinguished by a sophisticated keyboard binding engine that maps complex multi-stroke sequences and chords to named commands using prioritized, reactive layers. It also implements a plugin architecture that allows external modules to inject custom UI components into designated layout slots and extend input logic at runtime. Its capabilit

xpadneo is a Linux kernel driver that enables Bluetooth Low Energy connectivity and input support for wireless Xbox gamepads. It functions as a low-level driver for managing wireless controller connections and report descriptors via the Bluetooth protocol. The project includes an input mapper to override default button mappings and disable kernel dead zones, providing raw axis data for high-precision movement. It also features a haptic controller for managing rumble intensity and high-frequency trigger force feedback, alongside a gamepad mouse emulator that converts stick and button inputs in

Medium Unlimited is a browser extension and web content unblocker designed to remove membership restrictions and subscription limits from publishing platforms. It functions as a browser-based article unlocker that allows for the reading of premium content across various domains. The tool utilizes search engine integration to identify archived or mirrored versions of articles and automate redirects to full-text links. It combines these redirects with the ability to locate external publisher content when original articles are locked. The project achieves content access through document object

FeHelper is a web browser extension toolbox and frontend development toolkit integrated into Chrome, Firefox, and Edge. It serves as a data transformation utility, a web page debugging tool, and an AI-powered coding assistant. The project distinguishes itself by integrating local models and OpenAI-compatible APIs to write, refactor, and repair code directly within the browser. It also provides capabilities for generating TypeScript schemas and Zod definitions from data samples using AI. The toolkit covers a broad range of developer utilities, including network debugging for HTTP and WebSocke

Clipy is a clipboard manager and productivity utility for macOS. It functions as a text snippet manager and a tool for archiving clipboard history, allowing users to retrieve previously copied text and images. The application enables the storage of frequently used boilerplate text as snippets to avoid repetitive manual typing. These snippets and historical clipboard entries can be accessed and inserted into other applications via keyboard shortcuts.

Shipwright is a native execution engine designed to run decompiled legacy game code on modern hardware. It functions as a game engine execution layer that provides a high-performance environment for legacy logic while ensuring compatibility with current systems. The project features a pluggable graphics API wrapper that allows for switching between different rendering backends to ensure visual stability across various operating systems. It also includes a custom asset loader that imports external archive files to modify game content and add custom assets. Additional capabilities include an i

Notion Enhancer is a customization framework and desktop application modifier designed to inject JavaScript and CSS into Notion. It functions as a plugin system and theme engine that modifies the interface and core application behavior. The project enables the overriding of internal software logic and the injection of custom scripts to change default behaviors. It includes a theme engine for overriding CSS variables to apply custom visual schemes and provides support for right-to-left text direction. The framework covers a range of capabilities including workflow automation through user inpu

Neovide is a cross-platform graphical frontend for the Neovim text editor. It provides a native windowed interface that preserves terminal-based functionality and keyboard-driven workflows while introducing a hardware-accelerated display layer. By utilizing GPU-accelerated rendering, the application ensures high-performance visual output across different desktop operating systems. The project distinguishes itself through an interpolated animation engine that provides fluid, frame-by-frame transitions for cursor movement and scrolling. It features an asynchronous input event loop to maintain i

SingleFile is a browser-based utility designed to preserve the visual state and functional integrity of web pages by capturing them as self-contained HTML files. It functions by traversing the document object model to embed external assets, such as images, stylesheets, and scripts, directly into a single document for reliable offline viewing. The tool distinguishes itself through its ability to handle complex, dynamic web content by executing custom scripts and managing cross-origin resource requests during the capture process. It utilizes isolated execution environments and shadow document f

Lit is a library for building lightweight, interoperable web components. It provides a base class that leverages native browser APIs to encapsulate state, logic, and styles, allowing developers to create custom elements that function consistently across any modern web project. The framework distinguishes itself through a reactive property system that automatically triggers efficient, batched DOM updates. By utilizing tagged template literals, it defines declarative UI structures that are compiled into optimized update instructions. Its architecture emphasizes modularity through a reactive con

Semi Design is a React UI component library and design token system used to build web application frontends. It provides a collection of pre-built interface elements and a framework of visual constants to maintain consistent branding across a product. The project features a design-to-code workflow that converts visual design drafts into production-ready React code and stylesheets. It includes an internationalization framework for adapting interfaces to different languages and text layouts, as well as a web component wrapper to isolate UI elements for use in SDKs and browser plugins. The libr

This repository is a comprehensive collection of functional 2D and 3D demo projects and implementation samples for the Godot Game Engine. It serves as an interactive tutorial and reference library, providing a working codebase to demonstrate how to apply engine features in real-world scenarios. The collection focuses on practical implementation guides, covering a wide array of technical capabilities from basic engine fundamentals to advanced rendering and scripting techniques. It allows users to study the application of node-based composition, asset pipelines, and game logic through direct ex

Cimoc is a manga reader application and cross-platform ebook viewer designed for reading digital comics and image-based documents. It functions as both an online content aggregator and an offline media library, supporting the display of media from local files and remote web sources. The application integrates various web providers through a custom parser system to fetch and display online content. It includes a synchronization system to save application settings and reading progress to a remote server, maintaining consistency across different devices. Users can customize their reading experi

Erxes is a self-hosted business operating system that integrates marketing, sales, and customer support operations into a unified platform. It serves as an AI agent orchestrator, a business process automation tool, and a comprehensive suite for managing customer relationships and omnichannel experiences. The platform distinguishes itself through a self-hosted infrastructure model that ensures total ownership and privacy of organizational data. It features an AI orchestration framework that uses retrieval augmented generation to allow agents to reason over internal workspace data for automatin

Nuklear is a portable, header-only immediate mode graphical user interface library written in C. It is designed to function as a lightweight framework for creating interfaces that render directly to hardware, making it suitable for integration into custom graphics engines, embedded systems, and resource-constrained environments. The library operates by generating abstract draw commands that are converted into vertex buffers, allowing for hardware-accelerated rendering through standard graphics APIs. By utilizing an immediate mode approach, the interface state is defined and updated within the

Terminus is a multifunctional terminal emulator and connection manager designed for managing remote server shells and local hardware device connections. It functions as a customizable shell interface and a cross-platform serial client, supporting communication via SSH, Telnet, and serial ports. The application features an extensible system that allows the integration of third-party plugins, such as AI assistants and additional connectivity tools. It includes a dedicated SSH connection manager with support for jump hosts, port forwarding, and the storage of sensitive credentials within encrypt

TodoMVC is a web application specification and a JavaScript framework comparison suite. It provides a standardized set of requirements used to generate feature-complete task-tracking applications across different languages and frameworks, serving as a frontend architectural reference. The project functions as a behavioral test suite and a cross-framework benchmark. It allows for the evaluation of frontend libraries by comparing identical application implementations to analyze differences in syntax, coding patterns, and functional capabilities. The suite covers broad capability areas includin

RSSHub-Radar is a browser extension designed for the discovery and identification of RSS and RSSHub feeds on web pages. It functions as a feed detector that scans websites to locate compatible RSSHub routes and content sources. The project acts as an integration bridge, allowing users to export discovered feeds directly to third-party RSS reading platforms via a one-click subscription process. This facilitates a content aggregation workflow by simplifying how users find and collect diverse web content sources for streamlined consumption.

Hyper is a cross-platform terminal emulator built using standard web technologies. It functions as a desktop application that renders command line output through a hardware-accelerated browser engine, ensuring a consistent interface across Windows, macOS, and Linux. By utilizing an Electron-based multi-process architecture, the application separates system-level window management from the rendering of the terminal interface. The project is defined by its extensible plugin architecture, which allows developers to inject custom logic, visual themes, and interface enhancements into the core envi

Bilibili-Evolved is a browser-based environment that functions as a web content modification engine. It operates as a user interface customization suite, allowing users to personalize their browsing experience by injecting custom logic and interface modifications directly into the Bilibili platform. The project distinguishes itself through a modular component architecture that organizes independent features into isolated units, which can be toggled or configured individually. It utilizes a user-script injection mechanism and a document mutation observer pattern to dynamically alter site asset

Ice is a macOS menu bar manager designed to provide granular control over the visibility, arrangement, and spacing of system status icons. It functions as a workspace organization utility that allows users to hide unnecessary icons and rearrange active elements through a drag-and-drop interface, helping to maintain a clean and focused desktop environment. The application distinguishes itself by prioritizing keyboard-driven navigation and workflow optimization. Users can assign custom global hotkeys to trigger specific menu bar actions or toggle visibility settings, enabling interaction with b

This project is a shell plugin that provides real-time command suggestions to accelerate terminal input. By hooking into the command line editor and utilizing a strategy-based prediction engine, it generates completions derived from command history, shell completion data, or custom user-defined sources. The tool distinguishes itself by rendering suggestions as a visual ghost layer directly within the terminal buffer using ANSI-styled overlays. To maintain a responsive command-line environment, it performs all prediction calculations in the background, ensuring that heavy computation does not

Rectangle is a desktop window manager that organizes open application windows into predefined layouts and grid positions. It functions as a background utility, allowing users to manipulate window frames through keyboard shortcuts or mouse gestures to improve multitasking and workspace efficiency. The application acts as a native interface extension, providing window snapping and tiling functionality that integrates directly with the operating system. It supports multi-monitor setups, enabling the distribution and alignment of windows across various displays. By utilizing the system accessibil