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Alternatives to diagram

diagram is an agent skill by garrytan: Turn an English description (or mermaid source) into a diagram triplet: the source, an editable .excalidraw file you can open on excalidraw.com, and rendered…. If it doesn't fit your setup, these 12 agent skills cover similar ground. They are ordered by how closely they match diagram and by our rank, which weighs adoption, freshness and documentation; money never changes the order. figma-generate-diagram leads the list (published by the vendor). 1 of them is published by the company behind the product. Each entry shows data reasons to switch, and you can open a side-by-side comparison with diagram.

Updated Oct 26, 2026 · Built from catalog data; how we rank and grade

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diagram

Turn an English description (or mermaid source) into a diagram triplet: the source, an editable .excalidraw file you can open on excalidraw.com, and rendered…

12 alternatives

Ordered by how closely each matches diagram (shared product, category or stated alternative) and by rank.

  1. 1
    figma-generate-diagram

    figmaOfficial

    MANDATORY prerequisite — load this skill BEFORE every `generate_diagram` tool call.

    • Published by the vendor

    ★ 2.1KLast active Sep 18, 2026Claude Code, Claude apps, Codex, Cursor +6

  2. 2
    mermaid-diagrams

    pedronauck

    Comprehensive guide for creating software diagrams using Mermaid syntax.

    ★ 641Last active Sep 14, 2026Claude Code, Claude apps, Codex, Cursor +6

  3. 3
    diagram-design

    anbeime

    Create branded architecture, architecture delta, IT current-state, flowchart, sequence, state machine, ER/data model, timeline, swimlane, quadrant…

    • Supports Python

    ★ 8.6KLast active Oct 21, 2026Claude Code, Claude apps, Codex, Cursor +6

  4. 4
    flowchart

    Unclecheng-li

    生成教育/科普类流程图、概念图、原理演示的动画 HTML 页面。用 CSS/SVG 绘制节点和连线，支持流动箭头、逐步出现、hover 高亮等动画效果。适合技术讲解、视频科普、PPT 配图场景。

    • Repository has 1.6K stars
    • Open source (MIT)

    ★ 1.6KLast active Jun 21, 2026Claude Code, Claude apps, Codex, Cursor +6

  5. 5
    html-diagram

    plannotator

    Direct-invocation specialist for self-contained HTML diagrams whose layout, notation, and interaction clarify relationships, sequence, topology, state…

    • Repository has 3.7K stars
    • Open source (MIT)

    ★ 3.7KLast active Aug 2, 2026Claude Code, Claude apps, Codex, Cursor +6

  6. 6
    excalidraw

    taracodlabs

    Create hand-drawn style diagrams and sketches in Excalidraw JSON format for architecture, flowcharts, and system design

    • Active in the last 30 days
    • Open source (Apache-2.0)

    ★ 863Last active Oct 19, 2026Claude Code, Claude apps, Codex, Cursor +6

  7. 7
    taiyi-diagram-render

    Dong90

    TaiyiForge 辅助 — 将 C4/architecture Mermaid 渲染为 SVG/PNG（视觉审查 · 不改架构边界）。OpenCode / Claude / Codex / Cursor 通用。

    • Open source (MIT)

    ★ 859Last active Jul 15, 2026Claude Code, Claude apps, Codex, Cursor +6

  8. 8
    taiyi-diagram-arch

    Dong90

    TaiyiForge 辅助 — 系统/产品架构图（Mermaid · SVG 海报 · 嵌入 DESIGN.md）。OpenCode / Claude / Codex / Cursor 通用。

    • Open source (MIT)

    ★ 859Last active Jul 15, 2026Claude Code, Claude apps, Codex, Cursor +6

  9. 9
    baoyu-diagram

    JimLiu

    Create professional, dark-themed SVG diagrams of any type — architecture diagrams, flowcharts, sequence diagrams, structural diagrams, mind maps, timelines…

    • Supports TypeScript

    ★ 26.9KLast active Jun 18, 2026Claude Code, Claude apps, Codex, Cursor +6

  10. 10
    mermaid-to-proverif

    trailofbits

    Translates Mermaid sequenceDiagrams describing cryptographic protocols into ProVerif formal verification models (.pv files).

    • Supports Python

    ★ 7.8KLast active Oct 14, 2026Claude Code, Claude apps, Codex, Cursor +6

  11. 11
    utility-mermaid-diagrams

    product-on-purpose

    Teaches PMs to create syntactically valid mermaid diagrams by selecting the right diagram type for their communication need, following syntax validity rules…

    • Active in the last 30 days
    • Open source (Apache-2.0)

    ★ 758Last active Oct 17, 2026Claude Code, Claude apps, Codex, Cursor +6

  12. 12
    diagram-maker

    openclaw

    Create SVG/HTML or Excalidraw diagrams for concepts, architecture, flows, and whiteboards.

    • Larger repository (392.9K stars)

    ★ 392.9KLast active Oct 24, 2026Claude Code, Claude apps, Codex, Cursor +6

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