What are the best Claude Code skills for data analysis?
scientific-visualization from K-Dense-AI/claude-scientific-skills is the highest-scoring Claude Code skill for data analysis, at 89/100 (grade B) on the Suede Skill Check. The table below compares the top 12 of 15 listed data analysis skills from 8 repositories by score, publisher and license, using the October 22, 2026 snapshot of SuedeAI.directory.
- 15 listed data analysis skills
- 5 full pages scoring 80+
- 8 repositories
Compare 12 Claude Code skills for data analysis
Ranked by Suede Skill Check score. Linked names open the directory listing; scores come from the published rubric.
| Skill | Publisher | Suede Skill Check | License | What it does |
|---|---|---|---|---|
| scientific-visualization | K-Dense-AI K-Dense-AI/claude-scientific-skills | 89/100 · B | MIT | Creates and audits truthful, accessible, publication-ready scientific figures with Matplotlib, Seaborn, or Plotly. Use it for figure design… |
| google-cloud-solution-agentic-ai-data-science-workflow | Google Official google/skills | 87/100 · B | Apache-2.0 | Designs a tailored multi-product agentic data science architecture on Google Cloud that incorporates opinionated best practices. Use when… |
| dask | K-Dense-AI K-Dense-AI/claude-scientific-skills | 87/100 · B | BSD-3-Clause | Scales pandas, NumPy, and custom Python research workflows beyond memory or across clusters with Dask. Covers DataFrames, Arrays, Bags, Futures… |
| data-scientist | tronghieu tronghieu/agent-skills | 86/100 · B | MIT | Turns business questions into data analysis, validated models, and decision-ready reports, including dataset profiling, A/B test checks, and predictive modeling. |
| pandas-pro | jeffallan jeffallan/claude-skills | 84/100 · B | MIT | Performs pandas DataFrame operations for data analysis, such as cleaning, joins, pivots, groupby aggregation, time series resampling, and handling missing values. |
| mssql | sanjay3290 sanjay3290/ai-skills | 83/100 · B | Apache-2.0 | Executes read-only SQL queries against multiple Microsoft SQL Server databases, supporting schema exploration, SELECT queries for data analysis, and checking database contents. |
| mysql | sanjay3290 sanjay3290/ai-skills | 83/100 · B | Apache-2.0 | Executes read-only SQL queries against multiple MySQL databases, supporting schema exploration, SELECT queries for data analysis, and checking database contents. |
| exploratory-data-analysis | K-Dense-AI K-Dense-AI/claude-scientific-skills | 81/100 · B | MIT | Performs bounded, local exploratory analysis of explicitly supported scientific files. Supports redacted CSV/TSV/JSON profiles; optional NumPy… |
| postgres | sanjay3290 sanjay3290/ai-skills | 80/100 · B | Apache-2.0 | Executes read-only SQL queries against multiple PostgreSQL databases, supporting schema exploration, SELECT queries for data analysis, and checking database contents. |
| dashboard-creator | mhattingpete mhattingpete/claude-skills-marketplace | 75/100 · C | Apache-2.0 | Creates HTML dashboards with KPI metric cards, bar, pie, and line charts, progress indicators, and other data visualizations. |
| accelerated-computing-cudf | NVIDIA Official NVIDIA/skills | 73/100 · C | CC-BY-4.0 AND Apache-2.0 | Official NVIDIA-authored guidance for NVIDIA cuDF GPU DataFrames, pandas acceleration, dask-cuDF, ETL, joins, groupby, CSV/Parquet I/O, nullable… |
| query | honeydew-ai honeydew-ai/honeydew-ai-coding-agents-plugins | 71/100 · C | Apache-2.0 | Queries and analyzes data through the Honeydew semantic layer, including natural language analysis questions, deep multi-step investigations, and structured queries. |
Questions and answers
Which data analysis skill has the highest Suede Skill Check score?
scientific-visualization from K-Dense-AI/claude-scientific-skills scores 89/100, grade B, the highest of the 15 listed data analysis skills in the October 22, 2026 snapshot. It earns full points for structural checks, recent maintenance and instruction depth. google-cloud-solution-agentic-ai-data-science-workflow from google/skills follows at 87/100.
How do I install a data analysis skill in Claude Code?
Run npx skills add with the skill folder's GitHub URL from your project, or copy the folder into .claude/skills/ and Claude Code loads it when a request matches its description. For scientific-visualization, run: npx skills add https://github.com/K-Dense-AI/claude-scientific-skills/tree/main/skills/scientific-visualization. Each full skill page on SuedeAI.directory lists the same steps for Claude Code and Codex.
Are these data analysis skills free?
All 12 data analysis skills on this page are published in public GitHub repositories and cost nothing to download. Every one uses an open-source or open-content license, led by Apache-2.0 (6), MIT (4), BSD-3-Clause (1) and CC-BY-4.0 AND Apache-2.0 (1), so you can use and adapt the files at no cost under those terms.
Do these data analysis skills work with Codex and Cursor?
Yes. Each of the 12 data analysis skills on this page is a SKILL.md folder in the Agent Skills format, which Claude Code, Codex and Cursor all read. The skills CLI (npx skills add) installs every one of them into Claude Code, Codex, Cursor and other agents, and each full skill page adds a project-level copy into .claude/skills for Claude Code and .agents/skills for Codex. 3 of them declare compatibility in the SKILL.md frontmatter.
How does SuedeAI.directory rank data analysis skills?
By Suede Skill Check score from 0 to 99, which adds structure, description quality, instruction depth, bundled files, maintenance and curated-list citations, all read from each skill's published files. A skill joins this page when its name or summary matches the data analysis keyword map; each repository fills at most three rows, so the table compares publishers.
Which data analysis skills come from official publishers?
google-cloud-solution-agentic-ai-data-science-workflow from Google and accelerated-computing-cudf from NVIDIA are published by the company behind the tool, marked Official in the table.
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