drawio

Generate draw.io diagrams programmatically using Python. Creates flowcharts, architecture diagrams, tree structures, network diagrams, and more. Use when the user requests a .drawio file, diagram, flowchart, or visual documentation.

Install with Tessl CLI

npx tessl i github:fpl9000/ai-skills --skill drawio

What are skills?

100

Review — 100%

Does it follow best practices?

Validation — 11 / 11 Passed

Validation for skill structure

SKILL.md

Review

Evals

Evaluation results

88%

68%

Organizational Chart Generator

Tree diagram with auto-layout

Criteria

Without context

With context

Uses drawpyo library

100%

PEP 723 shebang

100%

PEP 723 script block

100%

Correct drawpyo version

100%

Python version constraint

100%

Uses TreeDiagram class

100%

NodeObject with parent

80%

Calls auto_layout

100%

Output path /mnt/user-data/outputs/

Script produces .drawio file

100%

Without context: $0.3985 · 1m 25s · 21 turns · 27 in / 5,332 out tokens

With context: $0.9432 · 2m 21s · 34 turns · 5,310 in / 7,883 out tokens

90%

40%

Customer Support Ticket Routing Flowchart

Flowchart helper script and uv run usage

Criteria

Without context

With context

Uses create_flowchart.py

100%

Uses uv run

100%

JSON has id field

100%

JSON has type field

100%

JSON has label field

100%

Decision nodes use yes/no branches

100%

Linear steps use next field

100%

CLI argument order correct

100%

Output path /mnt/user-data/outputs/

Flowchart file produced

100%

Without context: $0.8970 · 3m 20s · 37 turns · 42 in / 11,906 out tokens

With context: $0.5848 · 1m 11s · 23 turns · 3,603 in / 4,475 out tokens

90%

76%

Microservices Architecture Diagram

Custom architecture diagram with Object and Edge styling

Criteria

Without context

With context

Uses drawpyo library

100%

PEP 723 script block

100%

Correct drawpyo version in deps

100%

Python version constraint

100%

Uses Object or object_from_library

100%

Uses Edge for connections

100%

Applies styling with apply_style_string

100%

Style strings end with semicolons

100%

Output path /mnt/user-data/outputs/

Script runnable with uv run

100%

Diagram file produced

100%

Without context: $0.2531 · 1m 4s · 13 turns · 18 in / 3,697 out tokens

With context: $0.3414 · 58s · 15 turns · 5,291 in / 3,161 out tokens

Evaluated: about 14 hours ago
Agent: Claude Code

Table of Contents

Organizational Chart Generator Customer Support Ticket Routing Flowchart Microservices Architecture Diagram

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