graph-editor

JavaScript framework for visual programming

🚀 JavaScript diagramming library that uses SVG and HTML for rendering.

Simple flow library 🖥️🖱️

A full open source 3D graphics editor in the browser, with scene editor, coding pad, graph editor, virtual file system, and many features more.

Qt Visual Graph Editor

ngDiagram – open-source Angular library for interactive diagrams, node-based editors, and workflow builders. Angular-first: signals and templates.

An interactive visualization tool for graph theory

Angular-native node editor library for production workflow builders, AI pipelines, and interactive diagram editors. MIT licensed.

Example React Flow apps for Create React App, Next.js and Remix.

Browser-based RDF/ontology knowledge graph editor — load RDF from files, URLs or SPARQL endpoints; author nodes and edges on the canvas; run OWL-RL reasoning; apply multi-algorithm layout and clustering. AI-native via MCP tool surface and relay bridge. Fully client-side, no backend required.

A flexible, high-performance node-based flow editor for Flutter. Build visual programming interfaces, workflow editors, diagrams, and data pipelines with customizable theming, and comprehensive interaction support.

Dnai Editor - Visual Scripting (Node Editor)

Reactive data processing framework for visual programming tools

JavaScript app for displaying annotated network graphs based on data from LittleSis

A helper tool to design CG Pipeline interactive diagrams and data flow documentation

This library provides a powerful framework for creating and managing visual node systems.

cyeditor, a flow chart editor build with cytoscape.js

Narration-driven game toolkit: dialogue graphs, custom rules, character management and cinematic timeline.

Open-source collection of ready-to-use UI components for building node-based user interfaces with React Flow.

An open source Unity package for creating Decision Trees with a visual editor. The package comes with some samples to help teach users how to use it and an action manager to handle executing the results of the decision tree.