Interactive Data Visualization Coder Agent Skill

Transforms raw datasets into verified, interactive React visualization dashboards through structured design tokens and multi-layer…

Context cost
28.2k tokensestimated from the bundle, loaded when it triggers
Bundle
20 files · 149.0 kB10 scripts among them — read before you run
Licence
not declarednone named by its author
Last change
—no release on file
Servers it uses
Noneruns standalone

What it does

建立「互動式資料視覺化應用」的完整工作流程 skill。從一份資料(CSV/JSON/GeoJSON)與需求出發, 走完 規格釐清 → 資料處理 → 圖表選型 → 元件實作 → 多層次驗證,產出「可運作、能互動、數值正確、 風格一致」的 React + Tailwind + Chart.js/D3 前端。核心是「內容與樣式分離」兩階段設計,並以實際 執行 + 數值校驗取代臆測,避免資料錯置與視覺幻覺。 Use whenever the user wants to build or scaffold an interactive data-visualization app / dashboard / chart / choropleth or geographic map / scatter or bubble plot / treemap / sunburst / sankey / heatmap — any runnable, data-driven interactive frontend.

What this skill changes about the agent has not been set out here as a list. Its SKILL.md, shown below, says it in the author’s own words.

analyticsreact

The skill itself

A skill is instructions the model reads, so you can see what you are getting: below is the start of its SKILL.md. The front matter loads with every session, the body loads when the skill triggers, and the whole file comes with the install.

SKILL.md8.2 kB · preview
--- name: data-vis-coding-v2 ---
18# data-vis-coding
19
20引導你把「一份資料 + 一個需求」變成一個**可運作、數值正確、風格一致的互動式視覺化應用**。相較原版,本 v2 另外能**一鍵 scaffold 專案骨架**(scripts/scaffold.py,純前端或全端、套方向 A 雙主題),並在動手前用 **layout picker**(assets/layout-picker-template.html)讓使用者先選版面。
21
22這個 skill 的方法論來自一份研究計畫:互動式視覺化應用開發門檻高(橫跨資料處理、前端、視覺設計、測試),且不同人產出的樣式與程式風格不一致,難以維護重用。這個 skill 就是用一套固定的流程與樣式規範,讓每次產出都一致、可信。
23
24## 三個核心原則(先讀,這決定你所有決策)
25
261. **內容與樣式分離(避免 style drift)** — 先決定「畫什麼」,再套用固定的樣式字典決定「長怎樣」。絕不在元件裡寫死 hex 色碼、字級或間距,一律從樣式字典讀取。這是整個 skill 最重要的紀律。
272. **執行取代臆測(避免視覺幻覺 hallucination)** — 資料的欄位、型態、統計量、圖形對應數值,一律靠**實際讀檔與執行程式**得到,不要憑檔名或印象猜。做出來的圖要「真的對」,不是「看起來對」。
283. **人機協作** — 需求意圖與美學決策保留給人確認;資料處理、元件實作、測試修正才是你自動化發揮的地方。遇到需求模糊或美學取捨,主動問,別自己腦補。
29
30## 兩階段設計(本 skill 的骨架)
31
32```
33使用者需求 + 資料
34 │
35 ▼ 階段一:內容決策 (Content) —— 決定「畫什麼」
36 │ 圖表型態、欄位對應 (x/y/顏色)、需要的互動 (hover/filter/zoom)
This is a preview of SKILL.md. Download or install the skill to get the whole thing.
In the file
SKILL.md458 words
Files20
Licencenot declared
Why you can read it

Nothing in a skill executes. The client loads the text and the model follows it, so a skill can be audited the way a runbook is — by reading it.

What it costs in context

Skills are not billed by the call. They are paid for in context: every token the instructions occupy is a token your code, your diff and your conversation cannot use. Here is what this one takes and when it takes it.

≈250
always loaded
The name and description, so the model knows the skill exists and when to reach for it.
27,975
on trigger
The instruction body and 19 supporting files, read only when the skill fires.
14.1%
of a 200k window
Ten skills this size would not fit in the window together.
050k100k150k200k context window

28.2k tokens, estimated from the bundle at four bytes to the token, held for the rest of the session once it triggers. Heavy. Teams tend to install this one per project rather than globally, and load it only when the job comes up.

Servers bill, skills cost

A server charges by the month. A skill charges once per session, in context, and then keeps charging it for as long as the session lives.

Before and after

The same question, put to the same model twice: once as it comes, and once with these instructions loaded.

No worked example has been published for this skill yet.

The procedure it runs

The procedure has not been set out here step by step. It is in the body of its SKILL.md: the start of it is shown above, and the whole file comes with the install.

Prose, not code

These steps are written for a model to follow, not executed by a runtime. It can still be told to skip one, and it will say so when it does.

Servers it uses

None. This skill calls no MCP servers at all.

Everything it needs is in the instructions, so it works in a project with nothing connected — the model reads the file and changes how it works with what it can already reach.

Its SKILL.md does not declare which tools it asks the agent for, so what it touches is whatever the instructions themselves ask for — read them before you install it.

What it asks for
Writes filesnot declared
Network accessnot declared

This SKILL.md carries no allowed-tools line, so neither is declared. A skill grants no permissions of its own — it can only ask for tools your client already has.

What it will not do

Every skill is narrow, and the useful ones say where they stop. These are the jobs this one is the wrong tool for.

What this skill is not for has not been published here. Nothing is implied by that: it is a section the author has not filled in.

What is in the bundle

20 files, 149.0 kB on disk. Mostly text — the instructions the model reads — with 10 scripts in it that your client would run only if the instructions tell it to. 2 files of its source are not in the download — listed after these, with why.

  • SKILL.md8.2 kB
  • README.md2.6 kB
  • assets/layout-picker-template.html15.2 kB
  • assets/styleDictionary.js5.9 kB
  • evals/evals.json1.5 kB
  • evals/trigger-eval.json2.7 kB
  • references/chart-selection.md20.0 kB
  • references/layout-options.md6.9 kB
  • references/tech-stack.md9.7 kB
  • references/verification.md41.5 kB
  • references/workflow.md4.6 kB
  • scripts/scaffold.py17.7 kB
  • tests/test_copy.py1.0 kB
  • tests/test_docs_wiring.py0.7 kB
  • tests/test_layout_options.py0.7 kB
  • tests/test_picker_template.py0.9 kB
  • tests/test_scaffold_charts.py2.3 kB
  • tests/test_scaffold_frontend.py3.2 kB
  • tests/test_scaffold_fullstack.py1.5 kB
  • tests/test_style_dictionary_exports.py2.2 kB

Not in the download

Not carried is a type a skill download does not hold. Take them from its source.

  • .gitattributesnot carried
  • .gitignorenot carried
What is not in it

A skill installs nothing and depends on nothing: it is a folder your client reads. This one carries 10 scripts beside the text, so the download is 20 files — not the whole of its source: 2 files are left out. They are listed under the files, with why.

Install

Installing copies the bundle into your project. Nothing runs at install time — the files sit on disk until the model reads them.

# Interactive Data Visualization Coder · 28.2k tokens when loaded · macOS, Linux mkdir -p .claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/interactive-data-visualization-coder/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/interactive-data-visualization-coder" ] && { [ ! -e .claude/skills/interactive-data-visualization-coder ] || { mv .claude/skills/interactive-data-visualization-coder "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/interactive-data-visualization-coder" .claude/skills/ && echo "Installed .claude/skills/interactive-data-visualization-coder"
On Windows, or any OS with Node 20+
npx mcprush@latest skill add hsuan1012/interactive-data-visualization-coder

Windows PowerShell says 'running scripts is disabled on this system'? Run Set-ExecutionPolicy -Scope CurrentUser RemoteSigned once, or type npx.cmd instead of npx (codex.cmd, gemini.cmd, grok.cmd likewise). PowerShell 7 needs neither. Writes to .claude/skills/interactive-data-visualization-coder/ in the current project. For every project instead, run mkdir -p ~/.claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/interactive-data-visualization-coder/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/interactive-data-visualization-coder" ] && { [ ! -e ~/.claude/skills/interactive-data-visualization-coder ] || { mv ~/.claude/skills/interactive-data-visualization-coder "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/interactive-data-visualization-coder" ~/.claude/skills/ && echo "Installed ~/.claude/skills/interactive-data-visualization-coder" (macOS, Linux) — or add --global to the npx line. The curl line replaces .claude/skills/interactive-data-visualization-coder/ only after the download succeeds, so files left there by another skill of the same name, or by an older release, do not mix in. A copy already there is moved aside, not deleted, and the line prints where. It appears as data-vis-coding-v2 in Gemini CLI, Codex, Copilot and Grok (its own name); Claude Code lists it by the folder name, interactive-data-visualization-coder. Not in this download: 2 files of its source (the full list, and why). Take them from its source.

Which clients pick it up on their own

A skill is a folder of text. Most of these read a skills folder and pick it up without being told; the rest take the same folder another way — an upload in the app, a parameter on an API call — and then choose it by its description just the same.

Claude Code.claude/skills/
Claude DesktopCustomize › Skills
ChatGPTSkills › Create › Upload
Cursor.cursor/skills/
VS Code.github/skills/
Codex CLI.agents/skills/
Gemini CLI.gemini/skills/
Grok Build.grok/skills/
Microsoft CopilotSkills › Upload a skill
PerplexityComputer › Skills › Upload a skill
DeepSeek Harness.dsh/skills/
Zed.agents/skills/
Devin Desktop.devin/skills/
Windsurf (legacy).windsurf/skills/
OpenAI Agents SDKInstructions or sandbox Skills
HTTP / APIa request parameter
This release
Versionnot versioned
Publishedno release date on file
PriceFree
Referencehsuan1012/interactive-data-visualization-coder

Versions

Its author publishes no version number, so there is nothing here to pin to: what you install is the folder as it stands today. Instructions change more often than APIs do — a skill can be rewritten entirely without anything it depends on moving.

Pinning

Nothing to pin to: this skill carries no version number of its own. What you install is what the folder holds on the day you install it.

Reviews

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Anybody with an account, one review each. It carries the version that was current when you wrote it, and the publisher may reply once.

Who wrote it

HS
hsuan1012

Publishes on mcprush.

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