Best JavaScript Libraries for JavaScript

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+.

Structure your application using compact Views for enhanced organization. Marionette simplifies the process of creating intricate layouts from these smaller components. With numerous features like templateHelpers and a declarative UI hash, you'll find it hard to revert to older methods. Facilitate the sharing of intricate UI interactions across multiple views. Behaviors function similarly to mixins but eliminate the headache of property conflicts. Achieve seamless communication among various application components through a robust messaging system. Create classes that mirror the same API as your views, as Marionette Objects come equipped with capabilities such as extend, events, initialize, and more. The Marionette community is characterized by its inclusive and lively discussions within the Backbone ecosystem. Shift your focus from pondering over the framework to concentrating on your application itself. With Marionette, your coding experience will remain uninterrupted. Embrace the power of modular design and let your creativity flourish.

Annotator is a versatile open source JavaScript library that simplifies the integration of annotation features into any webpage. Users can enhance their annotations with comments, tags, links, and user identifiers, among other capabilities. The library is crafted for straightforward extensibility, making it easy to implement new features or functionalities. Additionally, Annotator cultivates a vibrant community of developers across four continents, who contribute by creating third-party plugins that support annotation for PDFs, EPUBs, videos, images, audio, and beyond. Integrating annotations into a website is a breeze with Annotator; simply download the library and add it to your HTML. The platform boasts a robust plugin architecture, allowing developers to include additional features such as user permissions, tagging, filtering, and text formatting. Over a dozen projects depend on Annotator for their digital annotation requirements, many of which are open source. Furthermore, users can easily share their text and video annotations via social media or email, enhancing collaboration and engagement. Through its extensive capabilities, Annotator empowers users to enrich their online content with meaningful annotations.

NextAuth.js is a popular open-source authentication framework specifically designed for Next.js applications, providing smooth integration with well-known services such as Google, Facebook, Auth0, and Apple. It accommodates a range of authentication techniques, which include OAuth 1.0 and 2.0, email and passwordless sign-ins, as well as custom username and password solutions. Built with versatility in mind, NextAuth.js functions effectively in serverless settings and is compatible with various databases like MySQL, PostgreSQL, MSSQL, and MongoDB, giving developers the option to utilize either database sessions or JSON Web Tokens (JWT). To ensure security, it incorporates features like signed and prefixed server-only cookies, HTTP POST with CSRF token checks, and encrypted JWTs that adhere to JWS, JWE, and JWK standards. The framework is designed for quick implementation, allowing developers to integrate authentication features within minutes while requiring minimal configuration. In addition, extensive documentation and an active community contribute to its user-friendliness, making it an excellent choice for developers in search of a reliable authentication solution. Ultimately, NextAuth.js streamlines the integration process, empowering developers to focus more on building their applications rather than getting bogged down in authentication complexities.

Auth.js is a library for authentication that is open-source and crafted to work effortlessly with contemporary JavaScript frameworks, delivering a secure and adaptable authentication process. It accommodates a range of authentication techniques, such as OAuth options like Google and GitHub, traditional credentials, and WebAuthn, enabling developers to select the best-fitting method for their projects. This library is compatible with various frameworks, including Next.js, SvelteKit, Express, Qwik, and SolidStart, which allows for the implementation of authentication across diverse platforms. Additionally, Auth.js comes with built-in integration for widely-used databases like Prisma, Drizzle ORM, Supabase, Firebase, and TypeORM, making user data management straightforward. To ensure the safety of user information, it features security measures such as signed cookies, validation of CSRF tokens, and encrypted JSON Web Tokens (JWTs). Furthermore, Auth.js is optimized for performance in serverless settings, and it provides thorough documentation along with examples to assist developers. Overall, its versatility and robustness make Auth.js an excellent choice for building secure authentication systems in a variety of applications.

SVAR offers a collection of user interface components and widgets designed to streamline web application development using React, Svelte, and Vue frameworks. By using these ready-made UI tools, web developers can dramatically cut development time and costs while maintaining high-quality standards for their projects. SVAR UI components: - DataGrid: Build powerful, high-performance tables with features like inline editing, multi-column sorting, tree structures, context menu and keyboard navigation. - Gantt Chart: Add interactive task management and scheduling capabilities to your app. With intuitive drag-and-drop functionality, customizable timeline scales, and support for hierarchical subtasks, dependencies, and progress tracking, SVAR Gantt offers everything you need to visualize project workflows. - File manager: Add a user-friendly file explorer to your web app. Supports advanced features like split views, file previews, a built-in search box, and basic file operations such as copy, delete, upload, and download. - UI core library: Access a collection of essential UI controls, including buttons, date pickers, checkboxes, combo boxes, and popups. Build data-driven web apps faster and smarter with SVAR UI!

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.

Million.js presents an innovative "block" virtual DOM that outperforms React's traditional virtual DOM by focusing on data diffs rather than DOM diffs. This framework employs a specialized compiler that enhances the performance of your React components directly on the server side. If you're exhausted from switching between frameworks and handling extensive migrations, Million.js offers an automatic drop-in mode that accelerates your React applications without requiring any alterations to your existing code. Our unique methodology for the virtual DOM is termed the block virtual DOM, and you can delve deeper into its functionality by exploring virtual DOM, back in block, and the implementation process in React through behind the block(). We are continually striving to eliminate existing limitations, ensuring a smoother experience for developers. However, it's crucial to recognize that not all applications will benefit from Million.js; if your application is not heavily reliant on user interfaces, you might not observe significant performance enhancements. This makes it essential to assess your application's specific needs before integrating the framework.

Redux is a JavaScript library created to ensure that global state management within applications is both predictable and maintainable. It aids developers in crafting applications that deliver consistent behavior across various environments, whether they be client-side, server-side, or native, while also simplifying the testing process. By centralizing the state and logic of an application, Redux unlocks advanced features like undo/redo capabilities and state persistence. The Redux DevTools are instrumental in tracking the changes in an application's state, providing insights into when, where, why, and how those changes occur, along with functionalities such as time-travel debugging and detailed error reporting. Redux is designed to be adaptable, seamlessly integrating with any UI layer, and is backed by a vast ecosystem of add-ons tailored to diverse development requirements. Additionally, the Redux team offers supplementary libraries, such as React-Redux, which serves as the official bindings for React, and Redux Toolkit, a curated collection of tools aimed at streamlining Redux development, ensuring that developers can work more efficiently and effectively. Ultimately, Redux not only enhances the development experience but also contributes to the robustness and reliability of applications.

WebDataRocks is a user-friendly and free JavaScript library designed for the creation of efficient pivot tables, compatible with frameworks such as Angular, Vue, and React. It boasts several advantages, including being free of charge and highly customizable, as well as functioning as a JavaScript-based client-side component that can handle 1MB of JSON or CSV data files. Equipped with a comprehensive array of enterprise-level features, WebDataRocks seamlessly integrates with various third-party charting libraries to enhance data visualization capabilities. The library includes functionalities like filtering, sorting, grouping, conditional and number formatting, and calculated values, making it an effective tool for managing and analyzing data. Additionally, users can easily print or export their reports to formats like PDF, Excel, or HTML with just a single click, which streamlines the reporting process significantly. Offering a modern and aesthetically pleasing user interface similar to a spreadsheet, the tool is optimized for both web browsers and applications, ensuring a reliable and enjoyable user experience while working with data.