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JavaScript Libraries
JavaScript libraries are collections of pre-written JavaScript code that developers can use to simplify and accelerate web development tasks. They provide ready-made functions, utilities, and components for handling common challenges such as DOM manipulation, animations, event handling, data formatting, and AJAX requests. By using libraries, developers reduce the amount of repetitive coding needed and ensure greater cross-browser compatibility. Many JavaScript libraries focus on specific areas, such as UI design, data visualization, or state management, making them versatile tools in both front-end and back-end development. They play a vital role in modern web applications by boosting efficiency, improving code quality, and supporting rapid prototyping.
JavaScript Obfuscators Software
JavaScript obfuscators are tools that transform human-readable JavaScript code into a form that is difficult to understand, reverse-engineer, or tamper with. They typically replace variable names, functions, and control structures with complex or meaningless patterns while preserving the code’s original functionality. Some obfuscators also add layers of protection like string encryption, dead code insertion, and control flow flattening to further complicate analysis.
Package Managers
Package managers are software tools that automate the process of installing, upgrading, configuring, and removing software packages. They simplify dependency management by ensuring that required libraries and modules are downloaded and updated correctly. Many package managers connect to online repositories, allowing developers and system administrators to access large ecosystems of software quickly. By standardizing installations and updates, they reduce errors, improve consistency, and save time in both development and production environments. Package managers are widely used across programming languages, operating systems, and frameworks to streamline software distribution and maintenance.
PDF SDK
PDF SDKs (Software Development Kits) provide developers with the tools and libraries needed to integrate PDF functionality into their applications or websites. These SDKs offer features like viewing, editing, creating, converting, and annotating PDFs, allowing developers to build custom PDF solutions tailored to their needs. PDF SDKs often include APIs for manipulating text, images, and form data, as well as for handling document security, such as encryption and password protection. By using PDF SDKs, developers can add robust PDF capabilities to their software without having to build these features from scratch, saving time and resources.
Application Development Software
Application development software is a type of software used to create applications and software programs. It typically includes code editors, compilers, and debuggers that allow developers to write, compile, and debug code. It also includes libraries of pre-written code that developers can use to create more complex and powerful applications.
View more categories (5) for "javascript"
  • 1
    Vue.js

    Vue.js

    Vue.js

    Builds on top of standard HTML, CSS and JavaScript with intuitive API and world-class documentation. Truly reactive, compiler-optimized rendering system that rarely requires manual optimization. A rich, incrementally adoptable ecosystem that scales between a library and a full-featured framework. Vue is a JavaScript framework for building user interfaces. It builds on top of standard HTML, CSS and JavaScript, and provides a declarative and component-based programming model that helps you efficiently develop user interfaces, be it simple or complex. ...
  • 2
    JavaScript InfoVis Toolkit
    ...The required library code is built by the build.py file. In order to create a new visualization you need to set up the server environment to include test JavaScript files for your new visualization and also you need to add the new visualization files into the Source folder.
    Starting Price: Free
  • 3
    Backbone.js

    Backbone.js

    Backbone.js

    Backbone.js gives structure to web applications by providing models with key-value binding and custom events, collections with a rich API of enumerable functions, views with declarative event handling, and connects it all to your existing API over a RESTful JSON interface. When working on a web application that involves a lot of JavaScript, one of the first things you learn is to stop tying your data to the DOM. It's all too easy to create JavaScript applications that end up as tangled piles of jQuery selectors and callbacks, all trying frantically to keep data in sync between the HTML UI, your JavaScript logic, and the database on your server. For rich client-side applications, a more structured approach is often helpful. ...
    Starting Price: Free
  • 4
    Preact

    Preact

    Preact

    ...It builds on stable platform features, registers real event handlers and plays nicely with other libraries. Most UI frameworks are large enough to be the majority of an app's JavaScript size. Preact is different: it's small enough that your code is the largest part of your application. That means less JavaScript to download, parse and execute - leaving more time for your code, so you can build an experience you define without fighting to keep a framework under control. Preact is fast, and not just because of its size. ...
    Starting Price: Free
  • 5
    RequireJS

    RequireJS

    RequireJS

    RequireJS is a JavaScript file and module loader. It is optimized for in-browser use, but it can be used in other JavaScript environments, like Rhino and Node. Using a modular script loader like RequireJS will improve the speed and quality of your code. This setup assumes you keep all your JavaScript files in a "scripts" directory in your project. To take full advantage of the optimization tool, it is suggested that you keep all inline script out of the HTML, and only reference require.js with a requirejs call like so to load your script. ...
    Starting Price: Free
  • 6
    jQuery

    jQuery

    jQuery

    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. If you're new to jQuery. Return a collection of matched elements either found in the DOM based on passed argument(s) or created by passing an HTML string.
    Starting Price: Free
  • 7
    JsPHP

    JsPHP

    JsPHP

    ...The JsPHP website is a 100% free community resource that provides a collaborative platform and web-based Integrated Development Environment (IDE) for building an open-source JavaScript library called JsPHP that provides an implementation of the PHP API for JavaScript environments. An Integrated Development Environment (IDE) is a tool for writing computer programs, and that's what the JsPHP website is a tool for creating and testing software. In the JsPHP IDE registered users can edit the JavaScript functions in the JsPHP library and can also write code to test that those functions are working properly or to test how well those functions perform (how fast they run when they are executed on the computer). ...
    Starting Price: Free
  • 8
    Telerik DevCraft
    ...Benefit from leading support even during your free trial, extensive documentation, and community forums. Enjoy the finest and most complete software development tooling collection with .NET and JavaScript UI components for web, desktop, and mobile applications, reporting and report management solutions, automated testing, etc.
    Starting Price: $1,299 per developer
  • 9
    FusionCharts

    FusionCharts

    Idera, Inc.

    FusionCharts is a powerful and easy-to-use JavaScript charting library that helps developers to add interactive charts and data visualizations to their web and mobile applications. With 100+ chart types, including column, bar, line, area, pie, doughnut, scatter, bubble, and more, it's easy to create professional-looking charts that are engaging and informative. The library is completely cross-browser compatible and works seamlessly with a wide range of technologies, including Angular, React, Vue, and more. ...
    Starting Price: $0
  • 10
    React

    React

    React

    ...Declarative views make your code more predictable and easier to debug. Build encapsulated components that manage their own state, then compose them to make complex UIs. Since component logic is written in JavaScript instead of templates, you can easily pass rich data through your app and keep state out of the DOM. We don’t make assumptions about the rest of your technology stack, so you can develop new features in React without rewriting existing code. React components implement a render() method that takes input data and returns what to display. ...
    Starting Price: Free
  • 11
    Anime.js

    Anime.js

    Anime.js

    Anime.js is a lightweight JavaScript animation library with a simple, yet powerful API. It works with CSS properties, SVG, DOM attributes, and JavaScript Objects. Follow through animations made easy. Anime's built-in staggering system makes complex follow-through and overlapping animations simple. It can be used on both timings and properties. Animate multiple CSS transforms properties with different timings simultaneously on a single HTML element.
    Starting Price: Free
  • 12
    Velocity.js

    Velocity.js

    Velocity.js

    ...Under the hood, it mimics jQuery's queue, and thus interoperates seamlessly with jQuery's animate, fade, and delay. Since Velocity's syntax is identical to animate, your code doesn't need to change. JavaScript and jQuery are falsely conflated. JavaScript animation, which Velocity uses, is fast; it's jQuery that's slow. Although Velocity works alongside jQuery, it uses its own animation stack that delivers its performance.
    Starting Price: Free
  • 13
    Modernizr

    Modernizr

    Modernizr

    ...Modernizr makes it easy to deliver tiered experiences and make use of the latest and greatest features in browsers that support them, without leaving less fortunate users high and dry. Modernizr is a small piece of JavaScript code that automatically detects the availability of next-generation web technologies in your user's browsers. Modernizr uses feature detection to allow you to easily tailor your user's experience.
    Starting Price: Free
  • 14
    DataViewsJS

    DataViewsJS

    GrapeCity

    ...DataViewsJS was designed from the start to be a fast, full-featured, and completely customizable developer tool for efficient data display and editing to meet any of your JavaScript application’s needs. Localized resources for Chinese, Japanese, and Korean are included with DataViewsJS. Additional languages can be easily added by creating your own resource files and setting them with simple script code. Modern data presentation patterns such as those you see on social networks and other sites become easy when you use DataViewsJS interchangeable layouts.
    Starting Price: $999 per year
  • 15
    Dojo Toolkit

    Dojo Toolkit

    Dojo Toolkit

    A JavaScript toolkit that saves you time and scales with your development process. Provides everything you need to build a Web app. Language utilities, UI components, and more, all in one place, designed to work together perfectly. The Dojo Toolkit Reference Guide is designed to be an in-depth resource regarding the Dojo Toolkit. The Reference Guide is a community effort and can be contributed to by anyone who has a CLA in place with the Dojo Foundation.
    Starting Price: Free
  • 16
    Marionette

    Marionette

    Marionette

    Organize your app in terms of small Views. Marionette makes it easy to compose rich layouts out of small components. We've added tons of features from templateHelpers, to a declarative UI hash, that will keep you from ever wanting to go back. Share complex UI interactions across views. Behaviors are like mixins, without all of the pain associated with property collision. Decoupled communication between your application components with a powerful messaging system. Write classes with the same...
    Starting Price: Free
  • 17
    Parsley

    Parsley

    Parsley

    Parsley, the ultimate JavaScript form validation library. Validating frontend forms has never been so powerful and easy. Like no other form validation library, simply write in English your requirements inside your form HTML tags, Parsley will do the rest! No need to write even a single JavaScript line for simple form validation. Parsley is now smarter, it automatically detects your forms' modifications and adapts its validation accordingly.
    Starting Price: Free
  • 18
    SpreadJS

    SpreadJS

    GrapeCity

    Deliver true Excel-like spreadsheet experiences, fast - with zero dependencies on Excel. Create financial apps, dashboards, charts, pivot tables, performance benchmarks, science lab notebooks, and other similar JavaScript spreadsheet applications. JavaScript spreadsheet components are software elements that help developers add Excel-like functionality to web applications. SpreadJS is a suite of JavaScript spreadsheet controls that includes import/export, data inputs, cell customization, and an extensive calculation engine with over 500 functions. ...
    Starting Price: $1,499 per developer
  • 19
    Leaflet

    Leaflet

    Leaflet

    Leaflet is the leading open-source JavaScript library for mobile-friendly interactive maps. Weighing just about 42 KB of JS, it has all the mapping features most developers ever need. Leaflet is designed with simplicity, performance, and usability in mind. It works efficiently across all major desktop and mobile platforms, can be extended with lots of plugins, has a beautiful, easy-to-use, and well-documented API, and a simple, readable source code that is a joy to contribute to. ...
    Starting Price: Free
  • 20
    Moment.js

    Moment.js

    Moment.js

    A JavaScript date library for parsing, validating, manipulating, and formatting dates. Moment was designed to work both in the browser and in Node.js. All code should work in both of these environments, and all unit tests are run in both of these environments. Moment.js has been successfully used in millions of projects. As of September 2020, Moment gets over 12 million downloads per week!
    Starting Price: Free
  • 21
    Granim.js

    Granim.js

    Granim.js

    Create fluid and interactive gradient animations with this small javascript library. Basic gradients animation with 3 gradients in queue composed of 2 colors. Complex gradient animation with 2 gradients in queue with different positions composed of 3 colors. Gradient animation with an image and blending mode. Gradient animation with 2 colors, a background image, and a blending mode set. More parameters for options are available on the API page.
    Starting Price: Free
  • 22
    Algolia Places

    Algolia Places

    Algolia Community

    ...Visualize the results at a glance by displaying them on a real-time map. Build unique search experiences with the autocomplete.js & instantsearch.js plugins for Algolia Places. A JavaScript one-liner to turn any HTML <input> into fast & beautiful address auto-complete menus. Backed by Algolia's unique ranking algorithm, Algolia Places mixes intuitively relevant local and famous places. Native support of typing mistakes thanks to the unique way Algolia handles typos and ranks results accordingly.
    Starting Price: $0.40 per 1,000 requests
  • 23
    Choreographer-js

    Choreographer-js

    Choreographer-js

    A simple library to take care of complicated animations. You can also add custom functions that do non-CSS animations! Install and save to your package.json, and include it in your Javascript. Brew up some instant scroll animations. Animate based on scroll location, animate based on mouse X location and create multiple animations based on mouse X location. Now you can create an instance of Choreographer, and run the animations based on whatever measurement floats your boat (ex. scroll position, mouse position, timestamp, whatever). ...
    Starting Price: Free
  • 24
    Three.js

    Three.js

    Three.js

    Three.js is a JavaScript 3D library. The aim of the project is to create an easy-to-use, lightweight, cross-browser, general-purpose 3D library. The current builds only include a WebGL renderer but WebGPU (experimental), SVG and CSS3D renderers are also available in the examples. To actually be able to display anything with three.js, we need three things, scene, camera, and renderer, so that we can render the scene with the camera.
    Starting Price: Free
  • 25
    Polymer

    Polymer

    Polymer

    The Polymer library provides a set of features for creating custom elements. These features are designed to make it easier and faster to make custom elements that work like standard DOM elements. Similar to standard DOM elements, Polymer elements can be instantiated using a constructor or document creation element, configured using attributes or properties, populated with internal DOM inside each instance, responsive to property and attribute changes, styled with internal defaults or...
    Starting Price: Free
  • 26
    Popper

    Popper

    Popper

    Positioning tooltips and popovers are difficult. Popper is here to help! Given an element, such as a button, and a tooltip element describing it, Popper will automatically put the tooltip in the right place near the button. It will position any UI element that "pops out" from the flow of your document and floats near a target element. The most common example is a tooltip, but it also includes popovers, drop-downs, and more. All of these can be generically described as a "popper" element....
    Starting Price: Free
  • 27
    BullMQ

    BullMQ

    Taskforce.sh

    ​BullMQ is a Node.js library that implements a fast and robust queue system built on top of Redis, designed to address various challenges in modern microservices architectures. It is structured around four primary classes. BullMQ offers features like minimal CPU usage due to a polling-free design, distributed job execution based on Redis, support for both LIFO and FIFO jobs, job priorities, delayed and scheduled jobs according to cron specifications, automatic retries of failed jobs,...
    Starting Price: Free
  • 28
    Omniscient

    Omniscient

    Omniscient

    Do fast top-down rendering of views while thinking functional programming. Allow your views to be predictable, naturally separated, and composable, but still performant. Omniscient is to React as memoize is to the Fibonacci function. Functional programming for UIs. Memoization for stateless React components. Top-down rendering of components (unidirectional data flow). Favors immutable data (with Immutable.js). Encourages small, composable components, and shared functionality through mixins....
    Starting Price: Free
  • 29
    NativeScript

    NativeScript

    NativeScript

    Improve OSS repository management using multiple monorepo setups. Improved onboarding: tutorials for all flavors, linked from the home page. Improved Dialog handling with core-provided abstract APIs. Core: split out architectural level packages for advanced use-cases and scalability. This page will walk through installing everything you need to build your first NativeScript app. Setting up the Android development environment can be daunting if you are new to Android development, however...
    Starting Price: Free
  • 30
    PixiJS

    PixiJS

    PixiJS

    PixiJS' strength is speed. When it comes to 2D rendering, PixiJS is the fastest there is. Friendly, feature-rich API lets PixiJS take care of the fundamentals whilst you focus on producing incredible multiplatform experiences. PixiJS is and always will be open source, with a large and supportive community pushing its growth and evolution. Thousands of award-winning sites and experiences are being made with PixiJS by leading content authors around the world. PixiJS will always be free and...
    Starting Price: Free
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