UML Diagram Generation AI Coding Tools

Tools that convert natural language, voice commands, visual diagrams, or domain models into UML diagrams and/or generate code from UML specifications. Does NOT include general diagramming tools without code generation, non-UML modeling approaches, or code-generation tools that don't involve UML as a primary artifact.

There are 35 uml diagram generation tools tracked. 3 score above 50 (established tier). The highest-rated is BESSER-PEARL/BESSER at 68/100 with 153 stars and 1,566 monthly downloads.

Get all 35 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=ai-coding&subcategory=uml-diagram-generation&limit=20"

Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.

#	Tool	Score	Tier	Stars	Language
1	BESSER-PEARL/BESSER A Python-based low-modeling low-code open-source platform for smart and...	68	Established	153	Python
2	umple/umple Umple: Model-Oriented Programming - embed models in code and vice versa and...	57	Established	274	Java
3	splunk/addonfactory-ucc-generator Universal Configuration Console (UCC) is a developer toolkit that simplifies...	52	Established	83	TypeScript
4	codelingo/codelingo CodeLingo // Get on the same page, fast!	40	Emerging	177	—
5	cybersoloss/DDD Design software visually as flow diagrams, let AI implement from YAML specs	35	Emerging	1	—
6	eltos/gradient Simple web based color gradient designer. Generates code to copy & paste...	33	Emerging	28	JavaScript
7	The-Indigo0218/LibreUML The open-source, local-first UML editor for students and developers. Design...	33	Emerging	16	TypeScript
8	getlumos/tree-sitter-lumos Tree-sitter grammar for LUMOS schema language	33	Emerging	1	JavaScript
9	cipher387/code-understanding-tools Tools for understanding other people's code	31	Emerging	145	—
10	dmitriyg0r/ai-uml-builder AI UML Builder is a modern React-based application that transforms natural...	24	Experimental	11	TypeScript
11	antarestupin/Avifors A MDE tool that generates code from a YAML definition of your app domain model.	23	Experimental	6	JavaScript
12	getlumos/lumos-action GitHub Action for LUMOS schema generation and validation	23	Experimental	1	—
13	ibrahimcesar/SketchDDD A visual and textual toolkit for Domain-Driven Design powered by category...	23	Experimental	4	Rust
14	thiaguitop/tree-sitter-lumos 🌳 Enable fast parsing and syntax highlighting for LUMOS, a type-safe schema...	22	Experimental	—	JavaScript
15	tjagnade27/intellij-lumos 🛠️ Simplify schema design with the LUMOS IntelliJ plugin, generating...	22	Experimental	—	Kotlin
16	qwesmith/SketchDDD 🛠️ Build domain models visually or with code, bridging the gap between...	22	Experimental	—	Rust
17	AI-MDE/ai-mde AI-MDE is a command-driven, AI-orchestrated model engineering platform that...	22	Experimental	—	JavaScript
18	nilostolte/PostScript Contains PostScript that can be used with any PostScript interpreter or...	22	Experimental	9	PostScript
19	PoshWeb/Gradient Gradient Generation with PowerShell	20	Experimental	1	PowerShell
20	getlumos/intellij-lumos IntelliJ IDEA and Rust Rover plugin for LUMOS schema language	20	Experimental	1	Kotlin
21	ScenarioHunting/ScenarioHunting A process for switching from modeling space to implementation space.	20	Experimental	18	TypeScript
22	reluxscript/reluxscript ReluxScript is a domain-specific language for writing AST transformation...	19	Experimental	2	Rust
23	Xflofoxx/LumiSDD Lightweight Spec Driven Development framework for modern software engineering	19	Experimental	—	TypeScript
24	Mexidense/uml2code This project leverages the power of OpenAI's GPT-4 Turbo with vision to...	16	Experimental	4	TypeScript
25	lhotanok/VoiceScript Desktop application using speech-to-text feature for translating voice...	16	Experimental	3	C#
26	htmou/umlcdp Visualize and generate code from UML class diagrams with this web-based...	15	Experimental	2	JavaScript
27	owenkaplinsky/moddBlockly Blockly implementation for moddScript.	15	Experimental	1	JavaScript
28	Seidr-Edu/Andvari This project explores different approaches for generating fully functional,...	14	Experimental	—	Shell
29	tripsnek/tmf-ecore-editor VSCode Editor for .ecore files - for use with the tmf library	13	Experimental	2	HTML
30	jezzsantos/auto-mate Learns your implementation patterns from your code, and makes them easy to repeat	12	Experimental	3	—
31	jakubabrahoim/Activity-Diagrams Diagraming tool for activity diagrams written with JointJS that generates...	11	Experimental	2	TypeScript
32	getlumos/lumos-website World-class marketing website for LUMOS - Type-safe schemas for Solana development	11	Experimental	—	TypeScript
33	DanBuxton/AutomatedCodeGeneration Turns UML documentation, in the form of SQL, into code and uploads to a...	10	Experimental	1	C#
34	tsukinoko-kun/CMapper Online class diagram editor	10	Experimental	1	TypeScript
35	hivex-unipd/swedesigner SWEDesigner - generate code directly from UML.	10	Experimental	1	JavaScript