DHTMLX - 2026 Pricing, Features, Reviews & Alternatives

DHTMLX is a collection of JavaScript UI components designed to help developers build feature-rich web applications for project management, scheduling, data processing, and visualization. The components are widely used in SaaS products, enterprise platforms, and internal tools where complex interfaces and large data volumes must be handled efficiently. It provides ready-to-use components that allow teams to deliver advanced functionality without building UI elements from scratch.

The product suite includes specialized components for key business scenarios.

DHTMLX Gantt is a JavaScript Gantt chart component that enables project planning, task scheduling, and visualization of dependencies with support for critical path calculation, resource management, and auto-scheduling.

DHTMLX Scheduler is a feature-rich scheduling component with multiple calendar views, including day, week, month, timeline, and units, along with drag-and-drop interaction, recurring events, and customizable layouts for booking and planning systems.

DHTMLX Grid is a high-performance data grid component designed for working with large datasets. It provides fast rendering, sorting, filtering, editing, virtualization, and flexible configuration, making it suitable for data-intensive applications and complex business interfaces.

DHTMLX Diagram is a diagramming component for building workflows, org charts, and business process models. It supports creating interactive visual structures with customizable shapes, connectors, and layouts, and can be used for system design and workflow visualization within web applications.

Additional JavaScript components, such as DHTMLX Suite with 20+ UI widgets, Kanban, To Do List, Spreadsheet, Pivot, Vault, Booking, Chatbot, and RichText, extend capabilities for task management, file handling, data analysis, and content editing.

DHTMLX components are built with JavaScript and can be used as standalone widgets or integrated into modern frameworks, such as React, Angular, Vue, and Svelte. They are backend-agnostic and typically communicate via REST-like APIs using JSON for data exchange, which makes it easy to connect them to various server-side technologies and existing systems. DHTMLX provides consistent APIs, TypeScript support, and modular architecture, allowing developers to customize behavior, extend functionality, and scale applications as requirements grow.

DHTMLX is designed for enterprise use, offering stable performance even with large datasets and complex timelines through techniques like smart rendering and dynamic loading. Comprehensive documentation, demos, and API references help accelerate development, while flexible configuration options and extensive customization capabilities ensure that components can be adapted to specific business workflows.

DHTMLX also supports AI-powered development with the DHTMLX MCP Server, enabling integration with AI tools to assist with code generation, configuration, and faster implementation of features.

Key features

- Advanced project management with dependencies, auto-scheduling, and critical path visualization.

- Flexible scheduling component with multiple calendar views and drag-and-drop interaction.

- High-performance data grid component for large datasets with filtering, sorting, and editing.

- Diagramming component for workflows, org charts, and business process modeling.

- Optimized rendering and dynamic data loading for large-scale applications.

- Modular UI library with extensive API and full customization capabilities.

- Integration with React, Angular, Vue, Svelte, and REST/JSON backends.

- Export options include PDF, PNG, Excel, and MS Project formats.

- TypeScript support and cross-browser compatibility.

- AI-powered development via DHTMLX MCP Server.

- Detailed documentation, demos, and technical resources.