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Turn any GitHub repository into an interactive diagram for visualization.
This is useful for quickly visualizing projects.
You can also replace 'hub' with 'diagram' in any Github URL.
A web-based ASCII and Unicode diagram builder written in vanilla Javascript.
Cascii is a web-based ASCII and Unicode diagram builder written in vanilla Javascript.
It has zero dependencies on any servers, web packing, libraries, and is no-markup and no-stylesheets. You can start building diagrams by simply opening the cascii.html file in a browser. Cascii is also hosted at cascii.app where you can get short links to your diagrams, open an account, etc (see the Cascii server repo).
Open-source tool that uses simple textual descriptions to draw beautiful UML diagrams.\
PlantUML is a highly versatile tool that facilitates the rapid and straightforward creation of a wide array of diagrams.
Utilizing a simple and intuitive language, users can effortlessly draft various types of diagrams. For a detailed exploration of the language's capabilities and syntax, please refer to the PlantUML Language Reference Guide.
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Database schema diagrams visualizer. Open-source database diagrams editor.
Free and open-source database diagrams editor, visualize and design your DB with a single query.
ChartDB is a powerful, web-based database diagramming editor. Instantly visualize your database schema with a single "Smart Query." Customize diagrams, export SQL scripts, and access all features—no account required. Experience seamless database design here.
Diagram Visualization Tools for Your Web Applications. A diagramming framework for the web
Eclipse Sprotty is an open source project enabling the creation of powerful diagramming tools and graphical visualizations.
Fully customizable · Server and client-side diagramming · Easy integration · Powerful timesaver.
Free, simple, and intuitive online database diagram editor and SQL generator.
DrawDB is a robust and user-friendly database entity relationship (DBER) editor right in your browser. Build diagrams with a few clicks, export sql scripts, customize your editor, and more without creating an account. See the full set of features here.
Render Mermaid graphs inside your terminal.
Diagramming powered by intelligence.
Create next-generation diagrams with AI, data, and automation in Lucidchart. Understand and optimize every system and process.
The visual AI for business storytelling. Get visuals from your text.
Napkin turns your text into visuals so sharing your ideas is quick and effective.
Interactive Venn Diagrams
Build mindmaps with plain text.
Visualize your Markdown as mindmaps.
ASCIIFlow is a client-side only web based application for drawing ASCII diagrams.
Generate classes relationship diagram from TypeScript
JavaScript diagramming library powering exceptional UIs.
Build advanced visual and No-Code/Low-Code applications quickly and confidently with a proven library.
90 MINUTES TO BETTER DIAGRAMS.
How to Diagram is a video eCourse taught by author and information architect, Abby Covert. This short, practical course will provide you with a deeper understanding of the purpose, process, and craftsmanship behind effective diagramming.
yEd is a powerful desktop application that can be used to quickly and effectively generate high-quality diagrams. Create diagrams manually, or import your external data for analysis. Our automatic layout algorithms arrange even large data sets with just the press of a button.
A database modeling tool for creating Entity Relationship Diagrams, Relational Schemas, Star Schemas, and SQL DDL statements.
Infinite canvas drawing/whiteboarding app for Windows, Linux and macOS. Made with Godot.
Lorien is an infinite canvas drawing/note-taking app that is focused on performance, small savefiles and simplicity. It's primarily designed to be used as a digital notebook and as brainstorming tool. While it can totally be used to make small sketches and diagrams, it is not meant to replace traditional art programs that operate on bitmap images.
Open Source ArchiMate Modelling.
The Open Source modelling toolkit for creating ArchiMate models and sketches.
Used by Enterprise Architects everywhere.
Structurizr builds upon "diagrams as code", allowing you to create multiple software architecture diagrams from a single model. There are a number of tools for creating Structurizr compatible workspaces, with the Structurizr DSL being the recommended option for most teams. This Structurizr DSL example creates two diagrams, based upon a single set of elements and relationships.