Alternatives to yUML

18.0

Creately

Creately is a visual collaboration platform built around an infinite canvas for brainstorming, diagramming, planning, workshops, project management, and research.

Free planWebAPILinux

Free plan

VisitDetails

27.5

Eraser

Eraser is a diagramming tool for technical teams that can create diagrams from prompts, code, files and private Git repositories.

Free planWebAPIExtension

From $15 a month

VisitDetails

37.4

OP

OpenCharts

OpenCharts is an AI workspace for creating and managing flowcharts, presentations, notes, code, video, and agents.

Free planWebAPImacOS

From $9.99 a month

VisitDetails

4. 4

   AI Diagram Maker

   AI Diagram Maker creates software architecture and workflow diagrams through a conversational interface.

   Free planWebAPIExtension
   7.2From $10 a month
   Visit
5. 5

   Archflow

   Archflow is a web platform for designing software systems with AI.

   Free planWeb
   7.2From $5 a month
   Visit
6. 6NI

   Nimbalyst

   Nimbalyst is a visual workspace for working with Claude Code and Codex on files, sessions and tasks.

   Free planiOSLinuxmacOSWindows
   7.0From $16.67 a month
   Visit
7. 7

   ArchitectureDiagram.ai

   ArchitectureDiagram.ai generates architecture diagrams from natural-language descriptions, then lets users refine them through chat-based editing.

   Free planWebAPI
   6.7From $4.99 a month
   Visit
8. 8

   Archway

   Archway is a diagramming platform for software and system architecture, available on the web, through an API, and as a self-hosted deployment.

   Free planWebAPISelf-hosted
   6.7From $12 a month
   Visit
9. 9CA

   Capci

   Capci turns short prompts or supplied data into diagrams, charts, social posts, and other visual content.

   Free planWebAPI
   6.7From ₹375 a month
   Visit
10. 10

    flow-chart.io

    flow-chart.io turns plain-language descriptions, documents, or repository context into editable diagrams for software engineers, architects, and IT professionals.

    Free planWebAPI
    6.7From $19 a month
    Visit
11. 11

    Lucid Train

    Lucid Train is a desktop coding harness that draws architecture diagrams from a codebase and gives the diagram to a coding agent as a specification.

    Free planLinuxmacOSWindows
    6.7From $2.50 a month
    Visit
12. 12

    AI Flowchart

    AI Flowchart is a web tool that turns text, notes, standard operating procedures, sketches, or screenshots into editable flowcharts.

    Free planWeb
    6.6From $9 a month
    Visit
13. 13

    ClearWork

    ClearWork turns documents, recordings, transcripts, and other unstructured sources into editable process maps, flowcharts, and swimlane diagrams.

    Free planWeb
    6.6From $200 a month
    Visit
14. 14

    Diagrams.so

    Diagrams.so turns written descriptions into editable architecture diagrams in Draw.io format.

    Free planWebAPI
    6.6From $0.83 a month
    Visit
15. 15GR

    Graphite

    Graphite is a web-based AI tool for creating diagrams, charts, and infographics from natural-language prompts.

    Free planWeb
    6.6From $8 a month
    Visit
16. 16MC

    Mermaid Chart

    Mermaid Chart turns plain-text Mermaid syntax into diagrams and updates the visual when the text changes.

    Free planWebAPIExtension
    6.6From $12 a month
    Visit
17. 17ON

    OnUML

    OnUML is an online UML editor and AI diagram generator for Mermaid, PlantUML, Draw.io, and mind maps.

    Free planWebAPI
    6.6From $8 a month
    Visit
18. 18PA

    patchley

    Patchley turns workshops, interviews, text, and uploaded process descriptions into flowcharts or BPMN 2.0 diagrams during process-capture sessions.

    Free planWebAPI
    6.6From €15 a month
    Visit
19. 19SP

    Splotch

    Free planWebExtension
    6.6From $11 a month
    Visit
20. 20

    sysdraw

    sysdraw is a browser-based editor for system design and architecture diagrams, built around an infinite canvas.

    Free planWeb
    6.6From $6 a month
    Visit
21. 21

    ArchGPT

    ArchGPT is a web application that turns plain-English descriptions into diagrams users can edit, download, and share.

    Free planWeb
    6.5From ₹499 a month
    Visit
22. 22

    LetDraw

    LetDraw is a hand-drawn whiteboard for making diagrams that explain software and infrastructure.

    Free planWebAPISelf-hosted
    6.5From $5 a month
    Visit
23. 23IN

    InfraSketch

    InfraSketch is a browser-based tool for turning infrastructure-as-code into architecture diagrams.

    Free planWebLinuxmacOSWindows
    6.3Free plan
    Visit
24. 24FL

    FlowChartAI

    Web
    6.1
    Visit
25. 25JS

    Juggernaut Solutions Architecture Flow Tool

    Juggernaut Solutions Architecture Flow Tool is a free, web-based diagramming application for software architects, solution architects, and engineers.

    Free planWeb
    6.0Free plan
    Visit
26. 26SC

    SciDraw

    SciDraw is a web tool for generating scientific figures from prompts, sketches, reference uploads, or paper notes.

    Web
    6.0From $20 a month
    Visit
27. 27

    AutoUML

    Free planWeb
    5.9Free plan
    Visit
28. 28FL

    FlowCraft

    WebExtension
    5.9From $7.99 a month
    Visit
29. 29

    OpenFlowKit

    OpenFlowKit is a free, open-source diagram tool available on the web and desktop.

    Free planWeb
    5.9Free plan
    Visit
30. 30

    diagram.ch

    Free planWeb
    5.8Free plan
    Visit

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