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Diagrams (mingrammer) alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Diagrams (mingrammer): needs Python and Graphviz installed, and limited control over layout. We ranked 5 alternatives by how directly each one replaces Diagrams (mingrammer), then by reviews, real visits and how recently each app's facts were checked against its own website. D2 currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1D2 logoD2Open sourceYesWindows, macOS, Linux +15 of 566.5
  1. D2 logo

    1. D2Top pick

    Best for: Developers who want diagrams as code with more layout and styling control than Mermaid

    Open sourceWindows, macOS, Linux, Web

    66.5

    score / 100

    Why switch from Diagrams (mingrammer)

    A dedicated diagram language with nicer layouts and no Python needed.

    Pros

    • Clean default output with themes and custom fonts
    • Multiple layout engines to choose from
    • Offline CLI with live-reload watch mode
    • Modular diagrams through imports

    Cons

    • Not rendered natively on GitHub
    • Smaller ecosystem than Mermaid or PlantUML
    • Still needs a CLI or plugin to render
    Visit D2 Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is D2 a good Diagrams (mingrammer) alternative?

    Verified facts

    5 of 5 verified
    License
    MPL-2.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Platforms
    macOS, Linux, Windows
    Checked Oct 25, 2026d2lang.com(opens source in a new tab)
    Project
    Independent, fiscally sponsored by Hack Club
    Checked Oct 25, 2026d2lang.com(opens source in a new tab)
    CLI
    Local CLI with watch mode
    Checked Oct 25, 2026d2lang.com(opens source in a new tab)
    Custom fonts
    Your own .ttf files
    Checked Oct 25, 2026d2lang.com(opens source in a new tab)

The best Diagrams (mingrammer) alternative for…

The highest-ranked app in this list for each need.

D2 logo

Best Diagrams (mingrammer) alternative for most people

D2

A dedicated diagram language with nicer layouts and no Python needed.

Mermaid logo

Best Diagrams (mingrammer) alternative for a free option

Mermaid

Text diagrams that render directly on GitHub, with architecture diagram support.

Eraser logo

Best Diagrams (mingrammer) alternative for a free plan you can upgrade

Eraser

Hosted diagrams-as-code with cloud icons, AI and a visual editor.

Structurizr logo

Best Diagrams (mingrammer) alternative for open source

Structurizr

Model-based architecture diagrams using the C4 approach.

Hava logo

Best Diagrams (mingrammer) alternative for self-hosting

Hava

Generates diagrams from your real cloud accounts instead of code.

D2 logo

Best Diagrams (mingrammer) alternative for Mac

D2

A dedicated diagram language with nicer layouts and no Python needed.

D2 logo

Best Diagrams (mingrammer) alternative for Windows

D2

A dedicated diagram language with nicer layouts and no Python needed.

D2 logo

Best Diagrams (mingrammer) alternative for Linux

D2

A dedicated diagram language with nicer layouts and no Python needed.

D2 logo

Best Diagrams (mingrammer) alternative for working in the browser

D2

A dedicated diagram language with nicer layouts and no Python needed.

Diagrams (mingrammer) alternatives: common questions

What is the best alternative to Diagrams (mingrammer)?

D2 ranks first right now. A dedicated diagram language with nicer layouts and no Python needed. Mermaid and Hava follow it in our ranking.

Is there a free alternative to Diagrams (mingrammer)?

Yes. D2 (open source), Mermaid (open source), Eraser (free plan + paid) and Structurizr (open source) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Diagrams (mingrammer)?

Yes: D2, Mermaid and Structurizr. Mermaid and Structurizr can also be self-hosted.

Which Diagrams (mingrammer) alternatives work on Linux?

D2 runs on Linux.

Why do people switch from Diagrams (mingrammer)?

The complaints we hear most: needs Python and Graphviz installed; limited control over layout; doesn't discover existing infrastructure.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Diagrams (mingrammer), reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.