diagram

Entity-Relationship Diagram Editor

A fast native Rust Mermaid diagram renderer. No browser required. 500-1000x faster than mermaid-cli.

An infinite canvas with smart shapes

An extensible text-to-diagrams library that works in both browser and node.js

The meta2d.js is real-time data exchange and interactive web 2D engine. Developers are able to build Web SCADA, IoT, Digital twins and so on. Meta2d.js是一个实时数据响应和交互的2d引擎，可用于Web组态，物联网，数字孪生等场景。

drawthe.net draws network diagrams dynamically from a text file describing the placement, layout and icons. Given a yaml file describing the hierarchy of the network and it's connections, a resulting diagram will be created.

A multi-platform data driven 2D diagram editor.

A Pythonic framework for threat modeling

Dgrm.net - flowchart editor. Works on desktop, phone and tablet. Has no dependency. Pure JavaScript.

Digital timing diagram editor

4,486 visio :art: shapes, stencils, symbols, and icons collection to visually represent your IT infrastructure

🍁 Generate infrastructure and network diagrams directly from your NixOS configurations

Heimer is a simple cross-platform mind map, diagram, and note-taking tool written in Qt.

JavaScript architecture diagrams and dependency graphs

CLI app to convert ASCII arts into hand drawn diagrams.

draws an SVG schematic from a JSON netlist

Free 2D symbols for computer network diagrams

plantuml-font-icon-sprites

A desktop application for fast UML diagramming.

🚀 A Jekyll plugin to provide powerful supports for table, mathjax, plantuml, mermaid, emoji, video, audio, youtube, vimeo, dailymotion, soundcloud, spotify, etc.

Official public Markdeep source archive

ER diagram generator. Paste CREATE TABLE statements and get a clean, interactive ERD — runs 100% in your browser, nothing uploaded

Automatically generated diagrams and animations for Scala data structures

Create diagrams and plan your code with TypeScript.

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

Compare syntax, layouts, outputs between languages for generating diagrams with text.

SwiftUI library to easily render diagrams given a tree of objects. Similar to ring chart, sunburst chart, multilevel pie chart.

☊ Tool for making node graphs. Inspired by dependency graph. Used mainly for automation services 📈

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