Best On-Premises Component Libraries of 2025

If you are developing software for Logistics Dispatch Solutions, which contain challenges: -For staff dispatching, such as sales reps, mobile service, or workforce? -For truck shipment allocation in daily transportation and logistics (scheduling, tour optimization, etc.)? -For waste management and District Planning? -Generally, highly constrained problem sets? And your product does not have an automized optimization engine? Then JOpt is the perfect fit for your product and can help you to save money, time, and workforce, letting you concentrate on your core business. JOpt.TourOptimizer is an adaptable component to solve VRP, CVRP, and VRPTW class problems for any route optimization in logistics or similar fields. It comes as a Java library or in Docker Container utilizing the Spring Framework and Swagger.

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.

MUI provides an extensive array of user interface tools designed to accelerate the development of new features. You can begin with Material UI, our robust library of components, or integrate your own design system with our production-ready elements. This allows you to work more quickly while maintaining flexibility and control over your designs. Each component is prepared for immediate use, enabling you to create stunning user interfaces effortlessly. You can start with Google's Material Design or develop a unique, sophisticated theme that reflects your vision. Our components combine flexibility and power, allowing you to customize their appearance and functionality fully. We prioritize inclusivity in our designs; hence, accessibility remains a key focus in every feature we release. Discover why MUI's tools are relied upon by countless developers and teams globally. With an ever-expanding collection of components available for free, you'll find that they are designed with accessibility in mind. We have laid down the essential UI elements for your design system, alleviating you from that task, and enabling you to focus on building innovative solutions for your users. In a world where user experience is paramount, MUI is committed to delivering excellence in every aspect of UI development.

Accelerate your internal tools development. Low-code platform that allows developers to create internal tools in just minutes. SQL Generate allows you to input natural language and generate SQL statements. This works with databases such as MySQL, Postgre and Supabase. We give developers a great deal of freedom in implementing richer functionality with JavaScript. Wrapping JS statements using Template syntax allows them to place any string type variables at any space for more variety. ILLA is able to connect to any data via APIs or mainstream databases and add actions that are chained to user events. It integrates data from the backend with the frontend components. Developers can write simple data calls for massive information interaction.

Appsmith enables organizations to create custom internal applications quickly with minimal coding. The platform allows users to build applications by connecting data sources, APIs, and workflows through a user-friendly drag-and-drop interface. Appsmith's flexibility with JavaScript lets developers fully customize components, while the open-source architecture and enterprise security features ensure scalability and compliance. With self-hosting and cloud deployment options, businesses can choose the best setup for their needs, whether for simple dashboards or complex business applications. Appsmith offers a comprehensive solution for creating and deploying custom AI agents that can automate key business processes. Designed for sales, support, and people management teams, the platform allows companies to embed conversational agents into their systems. Appsmith's AI agents enhance operational efficiency by managing routine tasks, providing real-time insights, and boosting team productivity, all while leveraging secure data.

Base UI is a collection of headless React components and fundamental hooks that grant developers full autonomy over the CSS and accessibility aspects of their applications. Derived from Material UI, these components are now offered as an independent package that maintains the same high engineering standards without necessitating the adoption of Material Design principles. The library includes ready-to-use components equipped with functionalities suitable for production, as well as low-level hooks that enable the transfer of these functionalities to various components. With Base UI, developers can efficiently build upon core components using any preferred styling solution, eliminating the need to modify any preset style engines or themes. It simplifies several elements of UI development, such as accessibility, cross-browser compatibility, and event management, thereby allowing developers to concentrate on their design execution. The foundational skeletal components provided by Base UI facilitate the effortless application of custom styles, accommodating various styling approaches, including vanilla CSS and Tailwind CSS. This flexibility makes it easier for developers to create unique interfaces tailored to their specific project requirements.

Tambo is an open-source framework designed for AI orchestration, specifically tailored for React front-end applications, which enables developers to create dynamic and generative user interface assistants that can interpret natural language input. By utilizing Tambo, developers can register their React components and tools just once, while the framework autonomously manages the display of UI elements such as forms, dashboards, and charts; it also takes care of state management and API/tool interactions as necessary. The platform boasts a range of functionalities, including the ability to maintain message-thread histories, stream UI and content, offer suggested actions, and facilitate authentication, all while integrating seamlessly with Model Context Protocol (MCP) servers to access context and external data. To further enhance the development process, Tambo includes a library of pre-built components, such as control bars, message threads, and generative forms, alongside CLI tools, hosting options through Tambo Cloud, and the ability for self-hosting. Users can choose from various plans, starting with a free tier that includes message and usage limits along with community support, to premium tiers that provide increased message capacities, team collaboration features, single sign-on/role-based access control, service level agreements, observability tools, and additional benefits to support diverse application needs. As a result, Tambo empowers developers to create robust AI-driven applications more efficiently and effectively.

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.