Best JavaScript Libraries with a Free Trial of 2026

DHTMLX is a powerful and easy-to-use JavaScript UI library that provides a wide range of customizable and flexible components for building modern and responsive web applications. It offers 30+ full-featured UI widgets, including grids, charts, diagrams, schedulers, gantt charts, calendars, trees, forms, and more. These components are optimized for fast rendering, ensuring that your application runs smoothly in all browsers and devices. DHTMLX is compatible with popular web frameworks such as React, Angular, and Vue.js. This makes it an excellent choice for developers who are already working with these frameworks and want to add a powerful UI library to their projects. Moreover, DHTMLX supports different data sources and formats, making it easy to integrate with various back-end technologies. DHTMLX provides extensive configuration and customization abilities for its UI components, allowing developers to tailor their appearance and behavior to meet specific application requirements and extend its functionality with custom features if needed. DHTMLX also has comprehensive documentation that covers every aspect of the library, including detailed API references, tutorials, and code examples, as well as an active community.

SurveyJS is a set of four open-source JavaScript libraries that offer the benefits of a tailor-made in-house survey application, while considerably reducing the time and resources needed to deploy the system. These libraries are independent of specific server code or database requirements and seamlessly integrate with popular JavaScript frameworks, including React, Angular, Vue.js, jQuery, Knockout, and more. They are designed to communicate with any server that can handle JSON requests, ensuring compatibility with various server architectures and databases. The product family is composed of: - An open-source MIT-licensed rendering library that renders dynamic JSON-based forms in your web application, and collects responses. - A self-hosted drag & drop form builder that features an integrated CSS-based theme editor and a GUI for conditional rules. It automatically generates JSON definitions (schemas) of your forms in real time. - PDF Generator, a library that renders SurveyJS surveys and forms as PDF files in a browser; - The Dashboard library that allows you to simplify survey data analysis with interactive and customizable charts and tables. Visit our website to try out and evaluate our full-scale demo for free.

Kendo UI is the ultimate collection JavaScript UI components, including libraries for jQuery and Angular as well as Vue and React. Quickly build eye-catching, high-performance, responsive web applications--regardless of your JavaScript framework choice.

A JavaScript UI library and framework designed to enhance web development efficiency, the JS Framework facilitates the creation of cross-platform web applications with an impressive collection of 102 UI widgets alongside feature-rich CSS and HTML5 JavaScript controls. By utilizing these pre-built widgets and UI components, developers can save over 3000 hours in development time, allowing them to build web user interfaces 30% faster. Our team has curated the finest design concepts, thoughtfully evaluating the user experience of each Webix component across five distinct conceptual designs. Additionally, our knowledgeable support service team is well-versed in the intricacies of our library and is ready to assist with any challenges you may encounter. For further engagement, we offer an official support forum where users can interact and troubleshoot alongside our developers. Employing the Webix JS framework ensures that your project benefits from clean and lightweight code grounded in object-oriented programming principles, while also allowing seamless integration with the jQuery library, MVC frameworks such as AngularJS, React, Vue.js, and Backbone.js, as well as third-party UI extensions, enriching the overall development experience. This comprehensive solution not only accelerates the development process but also enhances the functionality and design of your web applications.

FusionCharts is a leading data visualization tool that helps developers create interactive and responsive charts for web and mobile applications. With 100+ chart types including line, bar, area, pie charts, and 2000+ maps, it enables users to visualize complex data sets and make informed decisions. The library is built on JavaScript and can be easily integrated with popular frameworks such as AngularJS, React, and Vue.js. Its user-friendly API and comprehensive documentation make it accessible to developers of all skill levels. Additionally, the library offers a wide range of features such as real-time updates and cross-browser compatibility. It also has a wide range of customization options, allowing users to tailor charts to their specific needs. With over a decade of development and updates, FusionCharts is a reliable and robust choice for data visualization and is trusted by thousands of businesses and organizations worldwide.

Bryntum stands out as a premier provider of advanced scheduling solutions designed for web applications. Our extensive collection of JavaScript components—featuring Gantt, Scheduler, Task Board, and Calendar—equips developers with the tools needed to create contemporary project management software that includes functionalities like drag-and-drop scheduling, efficient resource management, and dynamic timelines. With seamless compatibility with widely-used frameworks such as React, Angular, Vue, and Ext JS, we offer both flexibility and swift deployment. By enhancing planning processes and allowing for the visualization of intricate schedules, as well as optimizing resource utilization, Bryntum’s offerings enable organizations from various sectors to implement powerful and user-friendly project planning tools on a large scale. Ultimately, our commitment to innovation helps drive efficiency and effectiveness in project execution.

JointJS+ is a diagramming toolkit, a commercial extension of JointJS, that allows developers and companies of any size to create advanced Low-Code/No-Code and visual applications. Developers can utilize pre-built UI plugins to build custom applications, customize user interfaces and embed elements according to their requirements. Businesses can utilize JointJS+ to integrate interface with workflow systems, build business process management, diagramming, and project management applications, and more. It provides a programmer’s kit, which allows users to undo or redo changes, conduct graph manipulation, and validate data. Other features include custom shapes, JSON import/export, interactive diagrams, read-only view, automatic layouts, inline text editor, path editor, zoom, charts, and more. Start a risk-free 30-day trial to experience the power and flexibility of JointJS+.

With the jsPlumb Toolkit users can rapidly bring to market Javascript applications that are focused on visual connectivity. People use jsPlumb to create flowchart designers, call center applications, data visualizations, process builders and much more. jsPlumb Toolkit is a mature, powerful and standards compliant diagramming library solution users can rely on as the foundation for their own applications. For developers, the jsPlumb Toolkit offers a rich set of functionality such as pan/zoom, automatic layouts, edge routing, object inspectors, and a whole lot more. This comprehensive feature set allows developers to focus on what makes application unique and not waste time reinventing the wheel.

Verge3D® serves as a robust and user-friendly toolkit enabling artists using Blender, 3ds Max, or Maya to craft captivating web-based experiences. This innovative platform supports the development of various interactive projects, including animations, product configurators, dynamic presentations, online retail environments, educational content, digital portfolios, and browser-based games. With Verge3D, cutting-edge 3D web technology becomes easily accessible, allowing your stunning content to thrive on your website for a massive online audience. Features such as true 360° views, zoom capabilities, and rich animations will elevate the level of interaction and engagement with your creations. It is compatible with a wide range of devices, from compact smartphones to powerful workstations and even large televisions. All necessary tools have been meticulously curated in one location, resulting in the comprehensive Verge3D toolkit. Explore the potential of Verge3D to revolutionize your business and set your brand apart in today's competitive landscape! By harnessing this technology, you can ensure that your creative visions reach audiences in a compelling and interactive manner.

Start building modern, data-rich applications with the tools you need. Ignite UI is the most comprehensive library of 120+ UI components for every major framework. Designed and built with developers in mind, it includes the fastest data grids, data charts, and series types on the planet optimized for speed, performance, scalability, and the best data visualization capabilities. The extensive library encompasses any framework development teams want to build apps for: Angular, React, Web Components, Blazor, jQuery, WPF, Windows Forms, etc. To make the development process even more efficient, there are sophisticated Command Line Interface (CLI) tools that streamline the integration of component libraries. From advanced tools like the Spreadsheet, Pivot Grid, and DockManager responsive layouts and beautiful themes, to unmatched support from a global team, Ignite UI ensures your apps not only run fast but look great, delivering seamless UX across every framework and device.

Telerik DevCraft is a complete AI-powered development toolkit built for creating feature-rich applications across platforms. It combines over 1,250 UI components with AI coding assistants to accelerate development workflows. The suite supports both .NET and JavaScript technologies, covering web, desktop, and cross-platform applications. Developers can use DevCraft to build responsive, accessible, and highly customizable user interfaces. Integrated AI assistants help generate code, answer API questions, and troubleshoot component-related issues. DevCraft also includes embedded reporting, document processing libraries, and mocking tools. Design utilities such as ThemeBuilder and prebuilt templates simplify UI styling and consistency. The platform integrates seamlessly with modern IDEs and development environments. Enterprise-grade security, documentation, and support ensure reliability at scale. Telerik DevCraft helps teams deliver high-quality applications faster with less manual effort.

Sencha Ext JS is a comprehensive JavaScript framework designed for building data-intensive, cross-platform web applications. It offers a powerful collection of over 140 UI components, including grids, charts, forms, and pivot grids, to help developers create high-performance, responsive applications. Ext JS is known for its integrated tools like Sencha Architect and Themer, which accelerate the development process through drag-and-drop features and easy styling options. With robust support for testing and debugging, Ext JS ensures that developers can create scalable, maintainable applications faster and more efficiently.

Webix Grid operates as an independent JavaScript DataGrid component, serving as a versatile table/grid UI widget that excels in high-performance environments, particularly when dealing with extensive datasets, and is specifically crafted for seamless integration into web applications requiring the display, editing, filtering, and sorting of tabular data. Notable advantages include its lightweight nature, allowing users to utilize only the grid without needing the entire Webix UI library; its emphasis on catering to the "just the grid" scenario rather than a comprehensive UI framework; and its abundance of features, providing an extensive array of functionalities suitable for enterprise-grade data applications. Furthermore, its design ensures that developers can implement it effortlessly while maintaining optimal performance.

Interactive Gantt chart components and scheduling components, with project management features built in, are ready for the JavaScript Framework: Angular React Vue. This library was designed to empower businesses around the world. It was developed with common customer needs in mind. Companies of all sizes, governments, and educational institutions use it to create stunning Gantt charts with greater ease. This library is perfect for managing project schedules, tracking resources, or visualizing timelines. Gantt Chart Hyper Library includes -Gantt Chart view - hierarchical grid of data and attached schedule chart with drag-and-drop support and dependency lines. -Schedule View - Chart that displays multiple bars along the same line, with horizontal and vertical drag-and-drop support; -LoadChartView: allocation chart that displays normal and over-allocations on a timeline. -Network Diagram; Pert Chart

A client-side image editing SDK that is intuitive on desktop and mobile. Set image requirements to help your customers upload better images. Compatible with all popular JavaScript Frameworks Crop, rotate and resize images, add annotations, adjust colors and more. Top Features Crop aspect ratio: You can either enforce a single aspect ratio for all images or provide a range of options so that they are always perfect. Fast image uploads: Increase file upload speed and reduce server bandwidth usage by compressing and resizing images in the browser. Rotate, resize and flip: Get the perfect crop every time. Scale images with the zoom control, mousewheel, touchpad or intuitive multi-touch interaction. Overlay crop guides: Help customers upload better images. Overlay bleed margins and profile picture boundaries on the editor.