Open-source alternatives to Cssfx

English-note is a structured English grammar course and learning resource designed to teach sentence structure and parts of speech. It serves as a language learning guide for students to understand the fundamental rules of the English language. The project is implemented as a markdown-based educational site that utilizes static site generation to convert pre-defined text files into optimized HTML pages. It features a responsive layout that adjusts to different screen sizes and devices. The resource supports self-paced language study and English language acquisition through a collection of le

Ditto is a Windows clipboard manager and extension that functions as a local history database. It records a sequence of copied text and images to prevent data loss when the clipboard is overwritten. The tool allows for the retrieval and re-insertion of previously copied items and text snippets into active application windows. It monitors the operating system for clipboard change events to automatically capture and store new data. The system utilizes a local database for persistence and indexing, enabling the storage of formatted text and binary image data across sessions.

clipboard.js is a lightweight JavaScript library and browser API wrapper designed to manage text transfers to the system clipboard. It functions as a DOM event clipboard manager that enables the copying and cutting of text from web page elements. The library provides mechanisms for dynamic text transfer, allowing text to be resolved from static HTML elements, specific data attributes, or programmatically defined strings at runtime. It includes an event-driven callback system to trigger user interface feedback or custom actions upon the success or failure of a clipboard operation. The tool im

ZeroClipboard is a JavaScript interface and integration library designed to copy text to the system clipboard. It functions as a bridge between JavaScript and a hidden Adobe Flash movie runtime to achieve system-level clipboard access. The project specifically bypasses legacy browser security restrictions that prevent direct clipboard writes. It enables clipboard functionality for older web browsers that lack modern JavaScript clipboard APIs by routing text operations through an invisible Flash object. The library provides the necessary tools to develop web page utilities where visitors can

This project is a curated collection of galleries and component libraries that demonstrate pure CSS visual effects, 3D transforms, animation patterns, and layout solutions. It serves as a visual catalog of interactive UI elements and graphics built exclusively with HTML and CSS. The collection distinguishes itself by implementing complex interactivity, such as state management and animation triggers, using only CSS pseudo-classes and keyframes without any JavaScript. It also features a system for generative art and algorithmic patterns, as well as spatial 3D constructions using perspective an

This project is a collection of reference guides and reusable patterns for implementing CSS layouts, typography, and visual effects. It serves as a library of style snippets and implementation guides for structuring web pages and creating common user interface patterns. The repository provides specialized galleries for visual effects and UI component patterns. These include techniques for creating glassmorphism, complex geometric shapes, and interactive elements such as accordions, tooltips, and animated tab indicators. The project covers a broad range of frontend capabilities, including res

This project is a frontend visualization library and gallery of interactive web examples. It provides a collection of implementations that demonstrate advanced visual effects through the use of stylesheets, canvas drawing surfaces, and three-dimensional graphics libraries. The collection specifically features implementations for visualizing artificial intelligence outputs and complex data patterns. It includes specialized galleries for three-dimensional scenes and spatial objects, as well as a showreel of stylistic motion effects and interface designs. The library covers a broad range of ren

Piknik is an encrypted clipboard relay and multiplexer that coordinates the sharing of text, binary data, and shell content across multiple network hosts. It utilizes a centralized relay architecture to manage secure client connections, providing an end-to-end encrypted system for synchronizing session state and data streams. The project distinguishes itself through the use of multi-stage key derivation and API key access control to secure remote shell access. It employs end-to-end encryption and digital signatures to protect relayed content, ensuring that data is encrypted at the source befo

Clipboard is a cross-platform command-line clipboard manager that extends the traditional copy-paste workflow with named clipboards, history tracking, and file-aware operations. It treats the clipboard as a first-class data store that can hold files, directories, text, and piped data across multiple independent clipboards, each with its own contents and metadata. The project distinguishes itself by supporting both cut and copy operations that preserve file semantics, clipboard history with the ability to restore older entries, and the capacity to annotate clipboards with personal notes. It in

Input Leap is a software KVM switch and multi-machine input controller that allows a single keyboard and mouse to control several physical workstations over a local network. It functions as a network input emulator, sending keyboard and mouse signals to remote operating systems to manage a multi-machine workspace as if it were a single system with multiple monitors. The project also serves as a cross-platform clipboard synchronizer, enabling the sharing of copied text and data between different operating systems so that content can be pasted across all connected machines.

usehooks-ts is a comprehensive collection of reusable TypeScript-based hooks designed for managing state, DOM events, and browser API interactions within React applications. It provides a typed library of functions to handle common frontend patterns and side effects. The project distinguishes itself by offering specialized hooks for browser integration, including tools for interacting with the system clipboard, managing local and session storage persistence, and loading external scripts. It also includes utilities for responsive UI development, such as tracking media queries, window dimension

Stimulus-components is a collection of reusable frontend controllers and modular interface components designed to add interactive behaviors to server-rendered templates. It provides a lightweight library of DOM manipulation modules that integrate cleanly with existing HTML markup without heavy JavaScript frameworks or complex compilation steps. The library covers a broad range of domain-specific frontend capabilities, including dynamic form automation, system-level clipboard operations, and data visualization integrations. Form management utilities support automatic submission on input change

This project is an advanced CSS learning curriculum consisting of starter files and final projects. It provides a collection of real-world implementations and a project gallery designed for mastering modern layout and styling techniques. The curriculum focuses on a modular approach to stylesheets using Sass variables and architecture. It emphasizes the block-element-modifier naming convention to create maintainable and reusable CSS. The material covers several core capability areas, including responsive web design using CSS Grid, Flexbox, and media queries. It also includes the development o

QMUI_iOS is an iOS development framework that extends standard UIKit components and provides a unified theme configuration system for faster app development. It functions as a collection of ready-made tools for device information, dynamic type, keyboard management, and status bar handling, while also offering a configuration system that adjusts an app's entire visual style—colors, navigation bars, inputs, and lists—from a single table. The framework differentiates itself by reading the device model locally to apply compatibility measures without uploading device information, and by providing

lf is a terminal-based file manager and TUI file explorer that provides keyboard-driven navigation for browsing and organizing files and directories. It operates as a shell-integrated tool that synchronizes the current working directory with the calling shell and supports vi-style keybindings for filesystem operations. The project distinguishes itself through its ability to render images directly in the terminal via the SIXEL graphics protocol and its shell-driven execution model, which allows users to extend functionality using external shell scripts and commands. It also implements a server

This project is a comprehensive library of reusable React hooks designed to simplify browser API integration, state management, and component lifecycle tracking. It provides a declarative interface for managing complex browser interactions, allowing developers to encapsulate imperative logic into modular, composable functions that integrate directly with the component lifecycle. The library distinguishes itself by offering specialized utilities for asynchronous data orchestration, including built-in caching, retry logic, and loading state management. It also features advanced performance opti

Taskbook is a command-line task manager and local plain-text organizer that provides a terminal user interface for managing to-do lists, project boards, and notes. It functions as a CLI Kanban board, allowing users to group actionable items and informational snippets into categorized boards. The tool emphasizes local data organization by storing information in local files with customizable storage paths. It supports a Kanban-style workflow where tasks are organized into boards and tracked through pending, in-progress, and complete states. The system includes capabilities for prioritizing tas

lnav is a terminal-based log viewer and analyzer designed for aggregating, filtering, and analyzing multiple log files in a single chronological view. It functions as a console application that can replace the system pager, providing syntax highlighting and document navigation for system or application logs. The project distinguishes itself by mapping unstructured log data to virtual SQLite tables, enabling the use of SQL and PRQL for structured data analysis, aggregations, and relational queries. It further differentiates its capability set through native integration for retrieving and taili

react-use is a collection of reusable state and effect hooks for managing common logic in React applications. It serves as a comprehensive library for implementing state management patterns and wrapping various browser APIs into consistent hook interfaces. The project provides a specialized toolkit for DOM interaction and browser API integration, allowing components to track element dimensions, manage cookies, and monitor hardware sensors. It includes a suite of animation and timing utilities for physics-based numeric interpolation and frame-synced state updates. Beyond basic state managemen

gpui-component is a native desktop UI kit and component library built for the GPUI framework. It provides a collection of reusable user interface elements, a desktop layout engine for organizing application space, and a specialized data visualization library for rendering quantitative information. The project is distinguished by its high-performance rendering systems, including a virtualized data grid and list system designed to handle large datasets with low memory overhead. It also features a comprehensive data visualization toolkit for rendering charts, axes, and coordinate scales using li

Superdesign is an AI-powered design platform that generates UI mockups, wireframes, and multi-page user flows from natural language prompts within a collaborative canvas environment. It functions as a design-to-code exporter, producing production-ready HTML, ZIP archives, or Shopify Liquid templates for direct implementation, and includes an OpenAPI specification importer that automatically generates API documentation and client code from schema definitions. The platform distinguishes itself through a branch-based design exploration system that creates independent design variations from a sin

This project is a markdown knowledge base used to maintain a curated collection of concise technical notes and write-ups across various programming languages and tools. It serves as a searchable personal reference library for documenting technical discoveries and software development patterns. The system implements a learning in public workflow, transforming markdown-based content storage into a static site. It utilizes directory-based routing to map folder structures to URL paths and employs schema-driven type generation to ensure data consistency across the knowledge base. The codebase cov

This repository is a comprehensive collection of reference implementations and sample libraries for the Universal Windows Platform. It provides practical examples of how to use Windows Runtime APIs to build cross-device applications, including detailed guidance on XAML-based declarative user interfaces and DirectX-integrated rendering. The project distinguishes itself by providing a wide array of hardware integration suites, covering low-level communication with USB, Serial, I2C, SPI, and GPIO peripherals. It includes specialized implementations for mixed reality holographic rendering, advanc

Ark is a headless UI component library that delivers accessible, cross-framework primitives with behavior governed by finite state machines. It provides unstyled components that encapsulate logic and accessibility — including full keyboard navigation, focus management, and WAI-ARIA support — while leaving visual styling entirely to the consumer. Components expose scoped data attributes for CSS targeting and use state machines to produce predictable, testable interactive behavior across every state transition. The library distinguishes itself through a state propagation model that distributes

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

Native Windows GUI is a lightweight graphical user interface toolkit and application framework designed for building native desktop software in the Rust programming language. It directly wraps the underlying operating system windowing application programming interface to construct interface elements without intermediate frameworks, utilizing standard operating system controls and programming interfaces. The framework supports cross-compilation toolchains that enable developers to compile native Windows target applications and binaries directly from non-Windows environments like Linux. It incl

LidAngleSensor is a tool and sensor interface that retrieves the physical opening angle of a laptop screen by querying the internal Human Interface Device. It translates raw hardware sensor reports into a numerical representation of the lid's position. The project functions as a lid-triggered audio player and a screen region capture tool. It can monitor hardware sensor state changes to play specific sound effects when a laptop lid opens or closes and isolate a defined coordinate area of the display buffer to copy a specific screen region to the clipboard. The system handles hardware event au