Awesome GitHub RepositoriesJavaScript Execution Bridges

WebViewJavascriptBridge is a communication layer for sending bidirectional messages between native Objective-C code and JavaScript within iOS and macOS web views. It serves as an interoperability toolkit for synchronizing data and executing callbacks between native Apple platform applications and their embedded web content. The project provides a messaging interface that exposes native functions to the web environment and triggers JavaScript handlers from native application code. It enables the registration of named handlers in native code that can be invoked by JavaScript to request device a

chromedp is a browser automation framework and driver that controls web browsers via the Chrome DevTools Protocol. It functions as a headless browser automation tool and web browser controller, enabling the programmatic management of browser sessions, targets, and network responses through a remote debugging interface. The project provides specialized capabilities for Chrome DevTools Protocol automation, including headless browser testing, web scraping and data extraction, and mobile device emulation. It also supports browser-based visual regression by capturing precise screenshots of web pag

VasSonic is a hybrid mobile app framework for Android and iOS designed to optimize the loading speed of web views. It functions as a web view performance optimizer and a mobile web resource cache, utilizing an HTML differential update engine to minimize remote network fetches and reduce first-screen load times. The framework distinguishes itself by splitting HTML into static templates and dynamic data, calculating differences between server state and cached content to send only modified fragments. It employs a native-to-JavaScript bridge to sync these server-side data updates directly into th

Capybara is a browser automation testing library and framework for web application acceptance testing. It provides a high-level API for automating browser navigation and element interaction to validate user-facing features. The project features a cross-browser driver interface that allows switching between headless and full browser environments without modifying the underlying test code. This abstraction enables the simulation of complex web workflows across different browser drivers and environments. The suite covers user interaction simulation, including form filling, click events, and bro

CefSharp is a .NET binding for the Chromium Embedded Framework that allows developers to embed a full web browser into desktop applications. It provides an embedded browser control for rendering HTML, CSS, and JavaScript content within a native host window. The project features a bidirectional JavaScript bridge interface that enables the execution of scripts and the exposure of native host classes and methods to the browser environment. It also includes a headless browser automation tool for executing web tasks and capturing page screenshots without a graphical user interface. The library co

Carlo is a Node.js web rendering framework and desktop application bundler. It functions as a server-side browser controller and headless automation bridge that uses a local browser instance as the primary user interface for Node.js applications. The project distinguishes itself by providing a bidirectional bridge for cross-environment JavaScript integration, allowing server-side functions to be exposed to the browser window object and enabling the execution of page-context code from the server. It includes capabilities for packaging applications into standalone desktop executables, complete

Hippy is a cross-platform mobile framework that enables building applications for iOS, Android, and Web from a single codebase using web development technologies. It functions as a dynamic app framework, supporting runtime code updates and dynamic content delivery across platforms, and connects JavaScript application logic with native platform APIs through a JavaScript bridge. The framework distinguishes itself through its bridge-based native rendering approach, which serializes UI updates over a JSON message bus to a native host that maintains the real view hierarchy. It employs a component-

Lorca is a framework for building cross-platform desktop applications using Go for the backend logic and HTML5 for the user interface. It functions as a wrapper that renders a web browser as the application window while executing core logic in a native process. The project provides a communication bridge that binds native Go functions to the browser environment and allows the backend to execute JavaScript directly within the browser window. It includes capabilities for packaging binaries with custom icons and branding for multiple operating systems. The framework covers window management, su

miniblink49 is a stripped-down Blink browser kernel and embedded web UI framework used to integrate HTML user interfaces into native C++ applications. It functions as a C++ JavaScript interop bridge that maps high-level script calls to low-level native logic and provides a resource-optimized headless browser engine for processing web content without a graphical interface. The project enables custom browser environment control by bypassing cross-origin security policies to allow requests across different domains. It further allows for the interception of network resources to replace remote ass

This project is a modal editing integration that embeds a full Neovim instance into Visual Studio Code. It functions as a modal text editor, providing native motions and keybindings for navigation and text manipulation through a buffer synchronization bridge. The integration features a Lua scripting interface for automating editor behavior and a coordination layer that maps Neovim motions to native Language Server Protocol actions for code navigation. It ensures consistency between the two environments using a shared clipboard provider and synchronized cursor and selection states. The system

CasperJS is a scripting utility and testing framework for automating web scenarios via headless browsers. It enables the execution of navigation steps and form inputs to automate complex user scenarios, extract web data, and validate the state of remote pages. The project provides specific tooling for PhantomJS and SlimerJS, allowing users to write programmable sequences for web navigation and data extraction. It includes capabilities for capturing visual snapshots of full pages or specific elements to perform user interface regression testing. The framework covers broad automation areas inc

richeditor-android is a reusable Android UI component that provides a WYSIWYG rich text editor. It functions as an HTML content editor that uses a WebView to render and manipulate text, allowing users to compose formatted documents. The editor enables the integration of multimedia, such as images, audio files, and YouTube videos, directly into the text area. It supports custom visual configuration through CSS styling and provides a read-only mode for displaying formatted content without allowing modifications. The toolset covers rich text formatting for styles like bold, italic, and underlin

PakePlus-iOS is a web-to-native app generator that packages any website or web application into native installers for iOS, Android, and desktop platforms. It wraps web content inside a platform‑specific WebView and provides a cross‑platform build pipeline that compiles installers without requiring a local development environment. Core capabilities include URL obfuscation to hide the source website from scraping, a JavaScript injection engine that embeds custom scripts at build time, and a configuration customizer for branding, window properties, and keyboard shortcuts. The tool differentiates

Wry ist eine Rust-Bibliothek zum Einbetten und Steuern nativer System-Webviews innerhalb von Desktop-Anwendungen über verschiedene Betriebssysteme hinweg. Sie fungiert als nativer Webview-Wrapper und plattformübergreifender Renderer, der die Standard-Browser-Engine des Host-Betriebssystems nutzt, um Webinhalte anzuzeigen. Das Projekt bietet eine Kommunikationsschicht, um JavaScript innerhalb einer Webview auszuführen und serialisierte Ergebnisse zurück an Rust zu senden. Es ermöglicht die Implementierung benutzerdefinierter Protokolle, um URL-Schemata auf interne Handler abzubilden, was das Laden lokaler Assets und das Abfangen von Netzwerkanfragen ohne Server ermöglicht. Die Bibliothek deckt natives Fenster-Management und UI-Rendering ab, einschließlich der Möglichkeit, untergeordnete Webviews zu verschachteln und Darstellungseinstellungen anzupassen. Sie enthält Funktionen für das Abfangen von Navigationen, Cookie- und Sitzungsverwaltung sowie die Aktivierung nativer Browser-Entwicklertools für das Debugging. Wry legt native Fenster-Handles offen und bietet ein Foreign Function Interface (FFI) für plattformspezifische Erweiterungen.

Übersicht is a desktop widget engine for macOS that renders JavaScript-based widgets as live content directly on the desktop background. Widgets are authored using JSX syntax with inline CSS styling, enabling a React-like component model and automatic code reload without manual refreshing. The engine provides built-in bridges for executing arbitrary shell commands asynchronously, accessing device geographic location with street-level detail, and routing outbound HTTP requests through a local proxy to bypass cross-origin restrictions when fetching external data. Distinctively, widgets can be a

TabFS ist ein Browser-Automatisierungstool und ein virtuelles Dateisystem, das Browser-Tabs und Seitenelemente auf Dateien abbildet. Es bietet eine FUSE-basierte Brücke, die es externen Skripten und Tools ermöglicht, über Standard-Dateisystemoperationen mit der JavaScript-Laufzeitumgebung eines Browsers zu interagieren. Das System ermöglicht die Ausführung von JavaScript-Ausdrücken und die Manipulation von DOM-Elementen durch das Lesen und Schreiben synthetischer Dateien. Benutzer können den Tab-Zustand steuern, neue Tabs erstellen und Metadaten wie URLs und Titel mithilfe eines Dateimanagers oder einer Shell inspizieren. Das Projekt deckt Funktionen für die Browser-Automatisierung ab, einschließlich des Zugriffs auf Seiteneingabefelder und der Extraktion von Seitenressourcen. Es unterstützt zudem die Entwicklung von Browser-Erweiterungen, indem es ermöglicht, Erweiterungen über Shell-Skripte neu zu laden.

Makie.jl is a high-performance Julia data visualization library and hardware-accelerated plotting engine used to create interactive 2D and 3D visualizations. It functions as a reactive visualization framework where plots update automatically via observables and compute graphs, and as a vector graphics generator for high-resolution academic output. The system is distinguished by its backend-agnostic rendering pipeline, which supports OpenGL, WebGL, and ray-traced scenes. It employs a grammar-of-graphics approach to map variables to aesthetic attributes and utilizes a hierarchical scene graph t

react-native-godot is a communication layer and embedding system that integrates the Godot game engine into cross-platform mobile applications. It allows Godot game scenes and logic to be rendered as interactive visual components within a mobile user interface. The project provides a threaded logic bridge that executes engine functions on dedicated background threads using worklets. This ensures that game engine operations do not block the main application user interface. The system covers engine lifecycle management, including the ability to start, stop, and pause instances to load differen