Search Results for "event"
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Showing 297 open source projects for "event"
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MongoDB Atlas runs apps anywhereMongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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jsPDF
HTML5 client solution for generating PDFs
The leading HTML5 client solution for generating PDFs. Perfect for event tickets, reports, certificates, you name it! PDFs are ubiquitous across the web, with virtually every enterprise relying on them to share documents. We created jsPDF to solve a major problem with how pdf files were being generated. We decided to make it open-source to allow a community of developers to expand on it. -
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Emittery
Simple and modern async event emitter
A modern, TypeScript-based event emitter for JavaScript applications, providing an intuitive API for managing events in Node.js and browsers. -
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EventEmitter3
Because there's also a number 2. And we're faster
EventEmitter3 is a high-performance event emitter for Node.js and the browser, providing a lightweight and efficient solution for managing events and event listeners in JavaScript applications. -
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Node-RED
Low-code programming for event-driven applications
...JavaScript functions can be created within the editor using a rich text editor. A built-in library allows you to save useful functions, templates or flows for re-use. The light-weight runtime is built on Node.js, taking full advantage of its event-driven, non-blocking model. This makes it ideal to run at the edge of the network on low-cost hardware such as the Raspberry Pi as well as in the cloud. -
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DHTMLX Scheduler
GPL version of JavaScript Event Scheduler
DHTMLX Scheduler is a powerful JavaScript library for building web-based event calendars and scheduling interfaces. It allows developers to integrate drag-and-drop scheduling components into their apps, with support for multiple views and recurring events. It’s ideal for applications requiring calendar-based planning. -
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Hotkey
Trigger an action on an element with a keyboard shortcut
Trigger an action on a target element when the hotkey (key or sequence of keys) is pressed on the keyboard. This triggers a focus event on form fields or a click event on other elements. By default, hotkeys are extracted from a target element's data-hotkey attribute, but this can be overridden by passing the hotkey to the registering function (install) as a parameter. -
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Node.js
Cross-platform JavaScript runtime environment
...It is built on Chrome’s V8 engine and is designed for building fast, scalable network applications. Node.js enables developers to create servers, APIs, command-line tools, and full-stack web applications using a single programming language. Its non-blocking, event-driven architecture makes it highly efficient for handling concurrent requests. The ecosystem is supported by npm, one of the largest package managers, providing access to thousands of libraries and tools. Node.js is widely used for backend development, real-time applications, and microservices architectures. -
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AsyncAPI
Allows you to create machine-readable definitions of asynchronous APIs
AsyncAPI is an open-source initiative that seeks to improve the current state of Event-Driven Architecture (EDA). Our long-term goal is to make working with EDAs as easy as working with REST APIs. That goes from documentation to code generation, from discovery to event management, and beyond. The AsyncAPI Specification defines a standard, protocol-agnostic interface that describes message-based or event-driven APIs. -
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EventCatalog
Open source tool for documenting and exploring event-driven systems
...By bringing structure and governance to distributed systems, EventCatalog reduces confusion and helps teams make informed decisions faster. It is widely used by organizations to simplify event-driven systems and improve communication across teams. -
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uhtml
A micro HTML/SVG render
...Components can be written as regular functions and connected to reactive state through signals, computed values, effects, batching, and untracked reads. The renderer supports keyed nodes, references, fragments, event handlers, boolean attributes, direct property updates, and object spreading. It also integrates with native custom elements and simplifies accessibility and dataset management through dedicated aria and data attributes. Development builds include runtime diagnostics that help identify malformed templates while production builds remain focused on compact rendering. -
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Project Hestia
A grid-based, modular dashboard built entirely from HTML, CSS, and JS
Project Hestia is a powerful open-source backend framework and runtime that aims to simplify the development of scalable, distributed applications by providing a modular set of core services such as user authentication, permission enforcement, event streaming, and service orchestration. Built with modern application needs in mind, Hestia-Core abstracts common infrastructure concerns so developers can focus on business logic rather than boilerplate integration of third-party services. It supports microservices communication patterns, event-driven data flows, and pluggable components that make it adaptable to various workloads — from internal APIs to high-traffic public endpoints. ... -
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Inferno
React-like JavaScript library for building modern user interfaces
...One of the fastest front-end frameworks for rendering UI in the DOM, making 60 FPS on mobile possible. Isomorphic rendering on both client and server, along with fast-booting from server-side renders. Inferno doesn't have a fully synthetic event system like React does. Inferno has a partially synthetic event system, instead opting to only delegate certain events (such as `onClick`). Inferno doesn't support React Native. Inferno was only designed for the browser/server with the DOM in mind. Inferno doesn't support legacy string refs, use `createRef` or callback `ref` API. ... -
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Node.js Basics
Node.js Basics ( v24.x )
Node.js Basics is an extensive learning repository covering Node.js programming, server development, APIs, and common interview topics. Its material addresses event-driven programming, callbacks, callback hell, asynchronous behavior, commands, APIs, programming exercises, and frequently asked questions. Separate reference files collect multiple-choice questions, data-structure material, design-pattern notes, and practical Node.js examples. The repository also contains sample projects for MySQL integration and several JWT authentication approaches. ... -
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jQuery
jQuery JavaScript library
jQuery is a fast, small, and feature-rich JavaScript library. It makes things like HTML document traversal and manipulation, event handling, animation, and Ajax much simpler with an easy-to-use API that works across a multitude of browsers. With a combination of versatility and extensibility, jQuery has changed the way that millions of people write JavaScript. jQuery also supports Node, browser extensions, and other non-browser environments. To build jQuery, you need to have the latest Node.js/npm and git 1.7 or later. ... -
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fuite
A tool for finding memory leaks in web apps
Fuite is a command-line tool for detecting JavaScript memory leaks in web applications through automated Chrome testing. It launches Chromium with Puppeteer and repeatedly runs user interactions to identify objects that accumulate across iterations. The analyzer checks heap objects, event listeners, DOM nodes, arrays, maps, sets, and plain objects. Its default scenario navigates internal links and returns to the starting page, which works well for client-rendered applications. Custom scenarios can model dialogs, authentication, navigation, or other application-specific interactions. Results can be written to JSON, and optional heap snapshots support deeper analysis in Chrome DevTools. ... -
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AppIndicator
Adds KStatusNotifierItem support to the Shell
This extension integrates Ubuntu AppIndicators and KStatusNotifierItems (KDE's blessed successor of the systray) into GNOME Shell. Including support for legacy tray icons. -
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BitTorrent DHT
Simple, robust, BitTorrent DHT implementation
bittorrent-dht is a Node.js implementation of the BitTorrent Mainline Distributed Hash Table (DHT) protocol, enabling decentralized peer discovery for BitTorrent clients. This module allows users to announce and lookup peers for specific torrents without the need for trackers. It’s lightweight, fast, and well-suited for building custom torrent clients, browser-based peers, or decentralized apps. This project powers part of WebTorrent and is maintained with performance and minimalism in mind. -
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Realtime Chat Application
Build and deploy a real time chat application
...It covers the mechanics of establishing WebSocket connections, broadcasting and receiving messages, and maintaining active user rooms. The repository includes scripts and instructions to spin up both client and server quickly so you can experiment locally. It illustrates common patterns like event-driven messaging, joining/leaving rooms, and rendering live message streams in the UI. The goal is to teach production-adjacent concepts such as minimal state management, basic routing, and environment configuration without overwhelming the learner. The project has been widely referenced by learners tackling socket-based chat as an entry point to real-time web development. -
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Tonic
Easy to audit, zero-dependencies and build-tool-free
A low-profile component framework. 1 file. 1 class. ~350 lines of code. No build tools are required. Native web components. Ideal for JAM stacks. Identical on client & server. Composition oriented. Event delegation by default. Lots of examples. Building a component with Tonic starts by creating a function or a class. The class should have at least one method named render which returns a template literal of HTML. onic is a thin wrapper around web components. Web components require a name with two or more parts. So your class name should be CamelCased (starting with an uppercase letter). ... -
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xmpp.js
XMPP for JavaScript
xmpp.js is a JavaScript library for the Extensible Messaging and Presence Protocol (XMPP), facilitating real-time communication features like instant messaging and presence information. -
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deck.gl
WebGL2 powered visualization framework
deck.gl is designed to simplify high-performance, WebGL-based visualization of large data sets. Users can quickly get impressive visual results with minimal effort by composing existing layers, or leveraging deck.gl's extensible architecture to address customer needs. deck.gl maps data (usually an array of JSON objects) into a stack of visual layers - e.g. icons, polygons, texts; and look at them with views: e.g. map, first-person, orthographic. deck.gl handles a number of challenges out of... -
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linkedom
A triple-linked lists based DOM implementation
linkedom is a lightweight DOM implementation designed for server-side rendering and other environments without a browser DOM. Its triple-linked-list structure aims to keep operations linear and avoid recursion, excessive memory use, and call stack failures on very large documents. It provides DOMParser and parseHTML APIs that return documents, window-like objects, events, elements, and custom element support without polluting global scope. Developers can query content with CSS selectors,... -
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pg-boss
Queueing jobs in Postgres from Node.js like a boss
pg-boss is a job queue manager for Node.js applications that leverages PostgreSQL to handle job scheduling, processing, and persistence. -
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sharer.js
Create your own social share buttons. No jquery. Just vanilla JS
Sharer.js is a lightweight vanilla JavaScript library for creating custom social sharing controls on website elements. It works without jQuery, frameworks, or external runtime dependencies. Developers configure each control through HTML data attributes that define the service, URL, title, popup size, and other platform-specific values. The library supports more than 20 social networks, messaging services, blogging platforms, and bookmarking tools. It can open sharing popups, behave as a... -
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arrive.js
Watch for DOM elements creation and removal
arrive.js provides events to watch for DOM element creation and removal. It makes use of Mutation Observers internally.
