Open Source JavaScript Libraries - Page 29
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JavaScript Libraries
View 75 business solutionsBrowse free open source JavaScript Libraries and projects below. Use the toggles on the left to filter open source JavaScript Libraries by OS, license, language, programming language, and project status.
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Go from Code to Production URL in SecondsSkip the Kubernetes configs. Cloud Run handles HTTPS, scaling, and infrastructure automatically. Two million requests free per month.
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Build Agents and Models on One PlatformGemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
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ssbc
Hand-torn wrapped vegetables website
ssbc is the source code repository for the Shousibaocai website, a Chinese project focused on DHT, torrent, magnet, and search engine technology. The project was open-sourced to support technical exchange and learning around distributed hash table crawling and search applications. Its history includes earlier Django-based work and a later Node.js rewrite. The repository includes crawler-related code under a spider directory, reflecting its emphasis on collecting and indexing distributed network data. It is more of a website and search technology project than a reusable library. Because it relates to torrent and magnet search, users should approach it with attention to copyright, legality, and responsible use. -
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stdlib
Standard library for JavaScript and Node.js
A standard library for javascript and node.js. High performance, rigorous, and robust mathematical and statistical functions. Build advanced statistical models and machine learning libraries. Plotting and graphics functionality for data visualization and exploratory data analysis. Analyze and understand your data. Comprehensively tested utilities for application and library development. Functions to assert, group, filter, map, pluck, and transform your data both in browsers and on the server. Everything you would expect from a modern standard library. Consistent interfaces combined with extensive documentation, examples, tests, and benchmarks. High-quality implementations so you can focus less on finding the right package and more on getting work done. -
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stroll.js
CSS3 scroll effects list
stroll.js is a micro-library for creating subtle, scroll-based list and grid animations in modern browsers. It listens to scroll events and applies CSS transitions to elements as they come into or out of view, producing a lively, tactile feel for long lists. The idea is to make scroll-heavy UIs (like feeds, galleries, or item pickers) feel less flat without having to code complex intersection logic. Because it leans on CSS and simple JavaScript hooks, it stays small and easy to integrate into existing markup. It is well suited for landing pages or portfolio sites where you want a touch of motion without importing a full animation framework. The library’s approach is declarative: you style your list, add stroll, and it handles the in-view choreography. -
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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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t.js
Lightweight $.Hypertext.Typewriter
Lightweight $.Hypertext.Typewriter. -
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tarte
Tarte project provides common API libraries among multi-languages.
Tarte is a project which provides common API libraries among multiple programming languages. -
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tcomb
Type checking and DDD for JavaScript
tcomb is a JavaScript library for defining and checking runtime types in Node.js and browser environments. It gives developers a concise syntax for modeling values, structures, interfaces, enums, unions, refinements, and other domain-level constraints. The library is useful in JavaScript projects where static type information is unavailable or insufficient at runtime. It can validate external inputs, document data expectations, and support safer programming patterns without requiring a full type system migration. tcomb also serves as the foundation for related projects such as tcomb-validation and tcomb-form. Its main value is bringing lightweight, expressive runtime type modeling to JavaScript applications. -
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tcomb-form
Forms library for react
tcomb-form is a React form library that generates forms from tcomb domain models. It builds on tcomb and tcomb-validation to connect data structure, validation logic, and user interface generation in a single workflow. Developers define the shape of the data once, then the library can render form fields, apply validation, and return typed values. This makes it useful for applications with many structured forms where hand-writing every input would create repetitive code. The project supports customization through templates, options, labels, placeholders, and field-level configuration. Although it belongs to an older React ecosystem, it remains a clear example of model-driven form generation for web applications. -
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tcomb-form-native
Forms library for react-native
tcomb-form-native is a React Native forms library built around tcomb domain models and validation. It helps developers generate mobile forms from structured data definitions instead of writing each field manually. The library connects model definitions, validation rules, and UI generation into one workflow, reducing repetitive form code in React Native apps. It supports common input types, custom templates, styling options, and validation feedback based on the underlying tcomb schema. The project is useful for apps that need many structured forms and want consistency across fields and screens. Although it reflects an older React Native ecosystem, it remains a notable example of model-driven form generation for mobile interfaces. -
Fully Managed MySQL, PostgreSQL, and SQL ServerCloud SQL handles your database ops end to end, so you can focus on your app.
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tedo
dom oriented javascript template for dynamic pages
Tedo is a template engine in javascript for pages with a lot of dynamically updated content. It works in the DOM-tree to make a clean distinktion between layout and script. WIth tedo it is easy to update layout or dynamic behaviour without breakage. Templates are created in the normal html-file. To special elements the class tedo is added and data-tedo-tags describing the type of template. To modify elements through templates the tedo object is used. Example of usage is tedo.my_list.addLast() The goal is that it should be compatible with the newer versions of all big browsers both mobile and stationary, but it requires some newer features like classlist, dataset and elementNode references. -
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templUI
A growing collection of beautifully designed UI components for Go
templUI is a modern UI component library built specifically for Go applications using the templ templating language, offering a developer-first approach to building interfaces with strong type safety and performance. It provides a growing collection of beautifully designed, production-ready components styled with Tailwind CSS, allowing developers to construct modern web interfaces without relying on heavy frontend frameworks. One of its defining principles is code ownership, meaning developers can either import components directly or copy them into their projects using a CLI, ensuring full control over customization and long-term maintenance. The library avoids JavaScript frameworks entirely, instead relying on lightweight, vanilla implementations that prioritize speed and simplicity. templUI also emphasizes security and compliance, with features such as CSP-friendly rendering and no inline scripts, making it suitable for enterprise environments. -
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textures.js
SVG patterns for data visualization
Textures.js is a JavaScript library for creating SVG patterns. Made on top of d3.js, it is designed for data visualization. Import textures.js from NPM. You can also use textures.js in your HTML page with a <script> tag by downloading textures.js to a local folder or by using the Unpkg CDN network. Textures.js can be used alongside d3. -
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timeago
The original jQuery plugin that makes it easy to support automatically
Timeago is a jQuery plugin that makes it easy to support automatically updating fuzzy timestamps (e.g. "4 minutes ago" or "about 1 day ago") from ISO 8601 formatted dates and times embedded in your HTML (à la microformats). -
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JS-Toolkit: Selectors with Methods, Events, Networking and Helpers in less than 5kb
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Universal PHP Framework. toKernel is a fully Object-Oriented extensible framework. By design, the framework's kernel is monolithic which brings a lot of advantages. It is NOT a loader for a mere collection of classes.
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twitter-text
This code is used at Twitter to tokenize and parse text
Twitter Text Libraries. This code is used at Twitter to tokenize and parse text to meet the expectations for what can be used on the platform. This repository is a collection of libraries and conformance tests to standardize parsing of Tweet text. It synchronizes development, testing, creating issues, and pull requests for twitter-text's implementations and specification. These libraries are responsible for determining the quantity of characters in a Tweet and identifying and linking any URL, @username, #hashtag, or $cashtag. Emoji supported by twemoji always count as two characters, regardless of combining modifiers. This includes emoji which have been modified by Fitzpatrick skin tone or gender modifiers, even if they are composed of significantly more Unicode code points. Emoji weight is defined by a regular expression in twitter-text that looks for sequences of standard emoji combined with one or more Unicode Zero Width Joiners (U+200D). -
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ui-neumorphism
React component library designed on the "new skeuomorphism"
UI-metamorphism is a react component library designed on the "new skeuomorphism" UI/UX trend. -
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uiw icons
The premium icon font for @uiwjs Component Library
The premium icon font for uiwjs Component Library. Check out the search feature, which has keywords identifying common icon names and styles. For example, if you search for "arrow" we call up every icon that could possibly be used as an arrow. We've also included each icon's class name for easy copy/pasting when you're developing! They are free to use and licensed under MIT. We intend for this icon pack to be used with uiw, but it’s by no means limited to it. Use them wherever you see fit, personal or commercial. -
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v8n
JavaScript fluent validation library
v8n aims to be the most fluent and simple validation library for use in any context. The API is beautifully readable and allows for easy creation of complex validations in any part of your app. Even though there are many useful default validation methods, it's a breeze to add your own fluent rules to v8n and use them anywhere in your app. The name v8n is actually derived from the structure of the word "validation". If you look closely you will find that between the v and the n, there are precisely 8 letters (a l i d a t i o). So we get from the sort of boring word validation to the very nice-looking acronym v8n. -
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validatorjs
A data validation library in JavaScript for the browser and Node.js
The validatorjs library makes data validation in JavaScript very easy in both the browser and Node.js. This library was inspired by the Laravel framework's Validator. -
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vanilla-tilt.js
A smooth 3D tilt javascript library
A smooth 3D tilt javascript library forked from Tilt.js (jQuery version). -
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vapor.js
The World's Smallest & Fastest JavaScript Library
vapor.js is a joke JavaScript framework presented as the smallest and fastest library possible. Its central joke is that it provides functionality in zero lines of code, making it a parody of lightweight framework marketing. The repository includes files and packaging artifacts, but the actual concept is intentionally empty. It can be “used” by including an empty script tag or omitting the script entirely. The project became a humorous reference point in the JavaScript community because it satirizes exaggerated performance claims and framework minimalism. It is useful mainly as developer humor, historical internet culture, and a playful reminder that sometimes the fastest dependency is no dependency. -
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vex
A modern dialog library, configurable and easy to style
vex is a modern dialog library which is highly configurable, easily stylable, and gets out of the way. You'll love vex because it's tiny (5.6kb minified and gzipped), has a clear and simple API, works on mobile devices, and can be customized to match your style in seconds. Drop-in replacement for alert, confirm, and prompt. Easily configurable animations which are smooth as butter. Open multiple dialogs at once and close them individually or all at once. vex will run in any ES5-compatible environment, and includes polyfills for classList and Object.assign. For the most common usage of vex, you'll want to include vex, vex-dialog, the vex CSS file, and a theme file. For browserify/webpack, you'll still need to include the stylesheets on your page, but you can setup vex in your scripts. -
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viewport.jquery
Simple but handy jQuery plugin adding methods and CSS selectors
viewport is a simple but handy jQuery plugin that adds methods and CSS selectors to check if the element is in a certain viewport. Furthermore - you will be able to check the position relation of two separate elements even if the are not kin. The plugin uses getBoundingClientRect() to determine element positions so be sure it meets your browser support requirements. ] version 1. x.x uses different detection principles, which will work in almost any browser but work 10-30 times slower. -
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vue-countTo
It's a vue component that will count to a target number
Vue-countTo is a lightweight, dependency-free Vue component that smoothly animates numbers from a start value to an end value over a specified duration. It automatically detects whether to count up or down based on the given values. The component exposes props for timing, easing, and dynamic updates so you can adjust targets on the fly. Because it’s SSR-friendly, it can be used in universal apps without breaking server rendering. A live demo showcases common use cases like incremental updates and countdowns, making it easy to test parameters. Inspired by countUp.js, the component remains small and focused while embracing idiomatic Vue patterns.