Best JavaScript Libraries with a Free Trial

DHTMLX is a JavaScript UI library that provides a set of highly customizable and flexible components for building modern and responsive web applications. The library includes more than 30 UI components, such as Gantt, Scheduler, Kanban, diagrams, charts, grids, spreadsheets, calendars, trees, forms, and more. DHTMLX helps to advance web development and build feature-rich data-intensive applications of any complexity. One of the key advantages of DHTMLX is its compatibility with different web frameworks, including React, Angular, and Vue.js, which makes it a great choice for developers who are already working with these frameworks. DHTMLX is also designed with performance in mind. Its components are optimized for fast rendering. A comprehensive and rich API provides a straightforward way to manipulate JavaScript/HTML5 UI widgets. The library has detailed API documentation, tutorials, and examples that help developers quickly get up to speed and start building their apps.

Kendo UI is the ultimate collection of JavaScript UI components with libraries for jQuery, Angular, React, and Vue. Quickly build eye-catching, high-performance, responsive web applications—regardless of your JavaScript framework choice. Easily add advanced JavaScript components into your existing or new designs. Kendo UI’s hundreds of components handle everything you need to satisfy your users’ requirements. Add advanced components such as data grids, charts, schedulers, and calendars with just a few lines of code. Each is crafted for performance and customizability. Switching frameworks and starting new projects won’t require a new license or a big learning curve. Everything is included and up-to-date, APIs are consistent and theming is easy. Our QA process coupled with world-class support teams and a large user community means that our components will always work the way they’re supposed to—guaranteed.

JavaScript UI library and framework for speeding up web development. JS Framework for cross-platform web Apps development 102 UI widgets and feature-rich CSS / HTML5 JavaScript controls. Save at least 3000+ development hours by using ready-made widgets and UI controls. Develop Web UI 30% faster. We have accumulated the best design ideas. We have meticulously considered UX of each Webix component for five conceptual designs. Our support service specialists know everything about our library and can help you solve any problem. We also have an official support forum where you can discuss issues with our developers. By using Webix JS framework you receive an elegant and lightweight code based on object-oriented programming concepts. Associate your project with jQuery JavaScript library, MVC frameworks AngularJS, React, Vue.js, Backbone.js, third party UI extensions.

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. FusionCharts product suite consists of • FusionCharts Suite XT • FusionTime • FusionExport • FusionGrid FusionCharts offers a wide range of features that make it one of the most popular charting libraries on the market, including: • Real-time data updates • Dynamic updates of data using AJAX • Drill-down and multi-level charts • Animation and special effects • Export to PDF, PNG, and SVG • Responsive design • Accessibility support

JointJS is a powerful JavaScript diagramming library that helps developers and companies of any size build advanced visual and No-Code applications. It comes in two versions: open-source (JointJS) with limited features and professional (JointJS+), which extends the features of JointJS and offers a wide range of customizable features, ready-to-implement demo applications and white-glove support.

jsPlumb Toolkit is a Javascript diagramming library that allows you to rapidly create complex applications featuring visual connectivity without having to build any of the boring stuff: the Toolkit provides pan/zoom, a minimap widget, automatic layouts, data binding, path finding, and much, much more. The Toolkit offers deep integration with major frameworks/libraries such as Angular, React, Vue and Svelte. Clients love the incredible flexibility of the Toolkit. As one of our clients said recently: The customization for nodes and groups makes it easy to re-skin jsPlumb to look any way you want. UI/UX designers can let their imagination run wild because jsPlumb visual configuration is quite simple to manage.

Bryntum is a leading provider of high-performance scheduling solutions for the web. Our suite of JavaScript components—including Gantt, Scheduler, Task Board, and Calendar—enables developers to build modern project management applications with features like drag-and-drop scheduling, resource management, and interactive timelines. Seamless integration with popular frameworks such as React, Angular, Vue, and Ext JS ensures flexibility and rapid implementation. From streamlining planning workflows to visualizing complex schedules and optimizing resource allocation, Bryntum’s solutions empower organizations across industries to deliver robust, intuitive project planning tools at scale.

Verge3D® is a powerful and intuitive toolkit that allows Blender, 3ds Max, or Maya artists to create immersive web-based experiences. Verge3D can be used to build interactive animations, product configurators, engaging presentations of any kind, online stores, explainers, e-learning content, portfolios, and browser games. The high-tech 3D web technology becomes accessible with Verge3D. Your exquisite content will live on your website being appreciated by the billion-sized Internet population. Interactivity, including the true 360° view, zoom, and animation, will bring an entirely new level of engagement to your creations. It will work everywhere, from a small smartphone to a workstation and even a TV set. We designed and assembled all the tools you need in one place and called it Verge3D. Find out how Verge3D can transform your business and differentiate your enterprise from the rest of the industry!

Get 1,250+ .NET and JavaScript components for building feature-rich and professionally designed web, desktop, and mobile apps in less time and with fewer efforts. Plus, complete .NET embedded reporting. Standardize the look and feel of your applications across the board. Out-of-the-box themes and limitless customization options allow you to quickly present a professional, well-packed frontend to your users. Simplify your everyday software development tasks. Cut down with up to 50% development time, increase productivity, and follow the latest technology and user experience trends. Review demos, tutorials, feature descriptions, code samples, and detailed APIs. 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.

Sencha Ext JS is a comprehensive JavaScript application framework for building feature-rich, cross-browser-compatible web and mobile applications. It includes a library with 140+ high-performance customizable components, a set of tools and a powerful UI Framework. Key Features Rich UI Components – Includes a variety of pre-built UI elements such as grids and trees, menus and toolbars, forms and buttons, etc. Cross-platform compatibility - Supports major desktop and mobile web browsers including IE Firefox Chrome Safari and Opera. Data Packages – Includes data components to interact with various data sources including JSON, XML and database connections. Theming and Skinning - Allow easy skinning and theming of the UI with CSS. Development Tools - Includes an extensive set of development tools including a visual designer and debugger. Large Community - Has an active and large community of developers who provide support, extensions, etc.

Interactive Gantt chart and scheduling components with built-in project management features, ready for the JavaScript framework: Angular, React, Vue. Designed to empower businesses worldwide, developed with common customer requirements in mind, and used by companies of all sizes, government organizations, and even educational institutions to create stunning Gantt chart applications with more ease. Whether you or your end users need to manage project schedules, track resources, or simply visualize timelines, this library has got you covered. Gantt Chart Hyper Library includes: -Gantt Chart View - hierarchical data grid and attached scheduling chart with drag and drop support and dependency lines; -Schedule Chart View - chart that displays multiple bars on the same line with horizontal and vertical drag and drop support; -LoadChartView - allocation chart displaying normal and over-allocations of one or more resources on a timeline; -Network Diagram; - Pert Chart.

A fully configurable and client-side image editor SDK that's intuitive on mobile and desktop. Set image requirements and help your customers upload better pictures. Compatible with all popular JavaScript frameworks. Crop, rotate, resize, filter, annotate, adjust colors, and much more… Top Features: Enforce crop aspect ratio: Enforce a single crop aspect ratio or offer a range of aspect ratio options to make sure uploaded images are always perfect. Fast image uploads: Boost file upload speed and lower server bandwidth usage by compressing, resizing, and converting images in the browser. Rotate, resize, and flip: Make the pixel perfect crop each time. Scale images using the zoom control, mouse wheel, touchpad, or intuitive multi-touch interaction. Overlay crop guides: Help your customers upload better images. Show an overlay on top of the editor to illustrate bleed margins or profile picture boundaries.