Open-source alternatives to Flowy

Cytoscape.js is a JavaScript library designed for rendering interactive node-link diagrams and analyzing complex network structures directly within a web browser. It functions as a comprehensive framework for building responsive graph interfaces, providing the tools necessary to visualize relational datasets and manage hierarchical data models. The library distinguishes itself through a modular architecture that supports custom layout algorithms and rendering styles, allowing for the integration of physics-based engines to organize complex network structures automatically. It utilizes an even

LogicFlow is an SVG-based flowchart editing framework and visual graph editor used for building customizable business process diagrams. It serves as a customizable diagramming engine for rendering business process models, entity relationship diagrams, and unified modeling language charts. The system is characterized by a plugin-based architecture that allows developers to define specialized graphical elements and register pluggable modules. A distinctive feature is its overlay system, which positions standard HTML components on top of the SVG canvas to create interactive menus and control pan

This library is a declarative React component toolkit for constructing interactive, node-based diagramming interfaces and flow charts. It provides the foundational UI elements required to render draggable nodes and scalable vector graphics paths within a web browser, enabling the creation of complex visual editors and data flow representations. The library distinguishes itself through a strictly stateless architecture that relies on external state management. By utilizing a controlled input pattern and component injection, it decouples diagram logic from data storage, allowing developers to m

Dragula is a JavaScript drag and drop library and DOM element manipulator used to move and reorder HTML elements between multiple containers. It functions as a UI interaction framework and event manager that tracks drag lifecycles to facilitate the movement of elements within a web browser interface. The library distinguishes itself through configurable constraint validation, allowing developers to define which elements are draggable and which containers are permitted drop targets. It supports specialized interaction patterns such as element cloning, the use of specific drag handles to restri

Sortable is a JavaScript drag and drop library used to create reorderable lists of HTML elements. It is a framework-agnostic tool and a touch-enabled interaction library that functions across modern browsers and touch devices without dependencies on specific web frameworks. The library enables the movement and cloning of elements between different containers using shared group configurations. It supports the repositioning of multiple items simultaneously and the use of specific drag handles to restrict which areas of an element trigger a move. Additional capabilities include programmatic sor

Vue Flow is a TypeScript library for building interactive node-based editors and flowcharts. It provides the core infrastructure for creating diagrams where users can drag, select, and connect nodes with edges, supporting pan and zoom navigation of the canvas. The library offers extensive control over graph behavior and appearance, including the ability to customize connection lines, define custom edge types, and configure zoom constraints and viewport defaults. It includes built-in components like a minimap for navigation, zoom controls, and a fit-view button, along with features for node re

gridstack.js is a JavaScript grid layout library and responsive dashboard framework used to create interactive interfaces with draggable and resizable elements. It functions as a drag-and-drop layout manager and a JSON-serializable layout engine, allowing user-defined interface states to be persisted and restored. The library distinguishes itself through a touch-enabled grid interface and a responsive system that automatically adjusts item placement based on screen breakpoints. It features a collision-based layout engine that manages overlapping coordinates to shift or swap elements, alongsid

This library provides a set of directives for building sortable, hierarchical user interfaces within the Angular framework. It leverages the native HTML5 drag-and-drop API to enable direct manipulation of data objects, allowing users to reorder items and manage complex list structures through intuitive browser interactions. The project distinguishes itself by supporting nested data visualization, enabling the creation of tree structures that maintain their hierarchy during drag-and-drop operations. It offers granular control over these interactions through custom drag handles, which restrict

This project is a modular toolkit for building accessible, component-based drag-and-drop interfaces in React. It provides a foundational framework for managing complex spatial interactions, state synchronization, and element registration, allowing developers to create interactive web applications that support mouse, touch, and keyboard inputs. The library distinguishes itself through a highly extensible architecture that separates input handling from interaction logic. It utilizes a sensor-based input abstraction to normalize diverse user interactions and a plugin-driven lifecycle to inject c

X6 is a JavaScript diagramming library and SVG graph rendering engine used to build interactive flowcharts, mind maps, and visual workflow editors. It provides a framework for defining customizable node and edge behaviors, utilizing a hybrid rendering approach that combines SVG and HTML. The library decouples the visual graph representation from underlying business logic and data structures through a dedicated state management system. It allows for extensive extensibility via a registration mechanism for custom nodes, edges, and canvas tools. The toolkit includes capabilities for automatic g

This project is a client-side rendering engine that transforms declarative, text-based syntax into visual diagrams directly within the browser. By utilizing a domain-specific language, it allows users to define complex structures—such as software architectures, process flows, and system behaviors—without the need for manual layout configuration. The library functions as a browser-based runtime that parses these definitions into intermediate abstract syntax trees, which are then processed by specialized engines to generate high-fidelity, resolution-independent graphics. The system distinguishe

This project is a declarative motion framework and JavaScript animation engine designed to transition CSS properties, SVG attributes, and DOM elements. It provides a comprehensive set of tools for creating complex, multi-part motion sequences by synchronizing animations, timers, and callbacks into a single, unified timeline. The library distinguishes itself through a robust timeline-based sequence orchestrator that allows for precise timing, label-based control, and hierarchical nesting of animations. It also features a physics-driven interaction library that enables draggable elements with c

This project is a diagram-as-code tool that transforms declarative text scripts into professional visual representations. It functions as a technical documentation generator, allowing users to define nodes, connections, and hierarchical relationships through a domain-specific modeling language that integrates directly into version-controlled developer workflows. The tool distinguishes itself through a highly modular architecture that decouples diagram definitions from spatial positioning. It features a pluggable layout engine that supports multiple arrangement algorithms, alongside a styling

Swapy is a drag and drop layout library designed to manage the spatial arrangement of UI components. It functions as an element reordering tracker and visual position manager that exports updated layout sequences as data objects after user interactions. The system monitors changes to the visual order of elements to provide updated layout mappings. It enables the rearrangement of on-screen elements through drag and drop interactions to update visual layout mappings. The library covers dynamic layout management and visual element sorting by converting the visual positions of screen elements in

Simple flow library 🖥️🖱️

React-dnd is a drag and drop framework and library for React applications. It provides a system of higher-order components and hooks to implement draggable interface elements and drop targets using a declarative API. The framework separates the logic of moving items from the visual presentation of the user interface. This allows for the development of interactive interfaces, such as visual list reordering and custom dashboard layouts where widgets or panels can be reorganized.

Sortable is a framework-agnostic JavaScript library for creating reorderable lists through drag and drop interactions. It functions as a reorderable list manager that allows users to rearrange DOM elements using pointer interactions on modern browsers and touch devices. The library enables the transfer or cloning of items between different lists using shared group identifiers. It supports complex organizational structures, including nested reorderable lists for managing hierarchical data across different levels. Its capabilities cover the animation of element movements and the configuration

React DnD is a library for building complex drag-and-drop interfaces within React applications. It provides a declarative, component-based architecture that abstracts native browser drag-and-drop APIs, allowing developers to manage state and interactions between draggable sources and drop targets. The library utilizes a dependency injection backend to decouple interaction logic from specific input methods, supporting mouse, touch, and native browser events through a unified normalization layer. It employs a registry pattern to track active drop zones and a monitor pattern to observe the lifec

react-draggable is a UI interaction library that provides core primitives and components for adding tactile movement and coordinate-based positioning to web elements. It serves as a tool for making user interface elements movable via mouse or touch interactions within React applications. The library supports the implementation of custom drag handles, allowing the initiation of movement to be restricted to specific child elements identified by CSS selectors. It also provides programmatic drag state management, enabling developers to control element positioning or use callbacks for movement wit

react-diagrams is a framework for building interactive node-and-link diagrams and visual graphs within React applications. It functions as an interactive graph visualization tool and visual workflow designer, providing a system for rendering manipulatable canvases of connected nodes. The library is distinguished by its ability to act as a serializable state diagram manager, converting complex node layouts and connection states into storable data formats for session persistence. It further allows for custom behavior extensions to modify core logic and modules to implement project-specific func

Vue.Draggable is a component-based library for Vue.js that enables drag-and-drop functionality within web interfaces. It functions as a wrapper for the SortableJS engine, bridging the gap between imperative DOM manipulation and the declarative nature of the Vue.js reactive system. By synchronizing user interface interactions with the underlying data model, it ensures that list reordering and element movement are automatically reflected in the application state. The library supports complex interaction patterns, including the ability to move items between lists, clone elements using keyboard m

GulfOfMexico is a framework for building interactive, node-based visual programming environments within web browsers. It provides the necessary components to construct directed graph editors where users define application logic and data processing pipelines by connecting visual nodes on a coordinate-based canvas. The library enables the creation of drag-and-drop interfaces that synchronize visual representations with underlying functional data flows. By mapping input and output ports to specific behaviors, developers can build environments that allow for the construction of complex workflows

Onlook is an integrated development environment designed for building user interfaces through a combination of visual manipulation and direct code synchronization. It provides a unified workspace where developers can modify application components, layouts, and styles within a graphical interface, with all changes automatically reflected in the underlying source code. By maintaining a live, bidirectional link between the rendered interface and the codebase, the platform ensures that visual edits are accurately translated into production-ready syntax. The platform distinguishes itself through i

This project is a modular framework designed for building custom visual editors and low-code design environments. It provides a core engine that manages the lifecycle of web application projects, enabling developers to construct extensible design surfaces, component management systems, and property configuration panels. The platform distinguishes itself through a plugin-based architecture that allows for the injection of custom functionality and UI components at runtime. It utilizes a standardized protocol for component metadata, ensuring that materials remain interoperable across different d

SuperAGI is a comprehensive marketing automation platform and customer data system designed to orchestrate multi-channel engagement workflows. It functions as a no-code workflow orchestrator, allowing users to build complex, automated task sequences triggered by real-time user behavior, transactional data, or scheduled events. By centralizing customer profiles and interaction history, the platform enables businesses to manage end-to-end marketing operations from a single interface. The platform distinguishes itself through its deep integration with e-commerce storefronts and its ability to ex

mxgraph is a client-side graph visualization tool and JavaScript diagramming library. It functions as an SVG-based drawing framework used to create and render interactive diagrams directly within a web browser. The library enables the development of custom diagramming tools, such as network maps and flowcharts, by providing the means to draw and manipulate visual data structures. It focuses on client-side data visualization, allowing for the representation of complex node and edge relationships without requiring server-side rendering.

react-force-graph is a React component for rendering interactive 2D and 3D network visualizations using a force-directed layout engine. It functions as an interactive data visualization library that employs D3-force simulations to manage node physics and relationship positioning. The library includes a 3D visualization tool that utilizes ThreeJS to render complex nodes and links within an immersive space. It provides programmatic control over zooming, panning, and viewport navigation, alongside a coordinate-to-object picking mechanism for handling user interactions like clicks, hovers, and dr