New to Claude Skills? Learn how to install them →

Personal

~/.codex/skills/

Project

.codex/skills/

One-line install

npx skills add owner/repo/skill --agent codex
Docs

Skills for Codex CLI

Free agent skills compatible with Codex CLI by OpenAI. Search within them or filter by category, level and popularity.

Power BI Semantic Modeling

github

Optimize your Power BI data models with best practices.

Data & Analyticsintermediate37.7k repo

Power BI Performance Troubleshooting

github

Systematic guidance for optimizing Power BI performance.

Data & Analyticsintermediate37.7k repo

Power BI Model Design Review

github

Optimize your Power BI data models with expert reviews.

Data & Analyticsintermediate37.7k repo

Power BI DAX Formula Optimizer

github

Optimize your DAX formulas for better performance and clarity.

Data & Analyticsintermediate37.7k repo

Fabric Lakehouse

github

Optimize your data solutions with Lakehouse best practices.

Data & Analyticsintermediate37.7k repo

Zarr Python

k-dense-ai

Efficiently store and manage large N-dimensional arrays.

Data & AnalyticsintermediatePython · Shell33.2k repo

Vaex

k-dense-ai

Efficiently process and analyze massive datasets with ease.

Data & AnalyticsintermediatePython · Shell33.2k repo

U.S. Treasury Fiscal Data API

k-dense-ai

Access federal financial data without an API key.

Data & AnalyticsintermediatePython · Shell33.2k repo

Scanpy

k-dense-ai

Comprehensive toolkit for single-cell RNA-seq analysis.

Data & AnalyticsintermediatePython · Shell33.2k repo

PyDESeq2

k-dense-ai

Perform differential gene expression analysis with ease.

Data & AnalyticsintermediatePython · Shell33.2k repo

Polars

k-dense-ai

High-performance DataFrame library for Python and Rust.

Data & AnalyticsintermediatePython · Shell33.2k repo

Pathway Enrichment

k-dense-ai

Analyze and interpret gene-set enrichment results.

Data & AnalyticsintermediatePython · Shell33.2k repo

Neuropixels Analysis

k-dense-ai

Comprehensive analysis for Neuropixels recordings.

Data & AnalyticsintermediatePython · Shell33.2k repo

Matchms

k-dense-ai

Process and compare tandem mass spectra efficiently.

Data & AnalyticsintermediatePython · Shell33.2k repo

Imaging Data Commons

k-dense-ai

Access and download public cancer imaging datasets easily.

Data & AnalyticsintermediatePython · Shell33.2k repo

Exploratory Data Analysis

k-dense-ai

Perform thorough local analysis on scientific data files.

Data & AnalyticsintermediatePython · Shell33.2k repo

deepTools

k-dense-ai

NGS analysis toolkit for high-throughput sequencing data.

Data & AnalyticsintermediatePython · Shell33.2k repo

Dask

k-dense-ai

Scale your data processing beyond memory limits.

Data & AnalyticsintermediatePython · Shell33.2k repo

Arboreto

k-dense-ai

Infer gene regulatory networks from expression data efficiently.

Data & AnalyticsintermediatePython · Shell33.2k repo

AnnData

k-dense-ai

Efficiently manage annotated data matrices for single-cell analysis.

Data & AnalyticsintermediatePython · Shell33.2k repo

Spreadsheet Skill

davila7

Efficiently create and manage spreadsheets with Python.

Data & AnalyticsintermediatePython30.2k repo

Google Analytics Analysis

davila7

Gain insights from your Google Analytics data.

Data & AnalyticsintermediatePython · Shell30.2k repo

Data Analysis

bytedance

Perform detailed analysis on Excel and CSV files.

Data & AnalyticsintermediatePython · Shell79.7k repo

Senior Data Engineer

alirezarezvani

Build scalable data pipelines and optimize workflows.

Data & AnalyticsintermediatePython · Shell24.3k repo