Agent skills

Skills you can use with AI coding agents, indexed from public GitHub repositories.

Latest Most Popular

receipt-scanner Extract vendor, date, items, amounts, and total from receipt images using OCR and pattern matching with structured JSON output.
dkyazzentwatwa/chatgpt-skills 41
time-series-decomposer Decompose time series into trend, seasonal, and residual components. Use for forecasting, pattern analysis, and seasonality detection.
dkyazzentwatwa/chatgpt-skills 41
statistical-power-calculator Use when asked to calculate statistical power, determine sample size, or plan experiments for hypothesis testing.
dkyazzentwatwa/chatgpt-skills 41
stock-screener Filter and screen stocks by financial metrics like P/E ratio, market cap, dividend yield, and growth rates. Analyze and compare stocks from CSV data.
dkyazzentwatwa/chatgpt-skills 41
budget-analyzer Analyze personal or business expenses from CSV/Excel. Categorize spending, identify trends, compare periods, and get savings recommendations.
dkyazzentwatwa/chatgpt-skills 41
classification-helper Quick classifier training with automatic model selection, hyperparameter tuning, and comprehensive evaluation metrics.
dkyazzentwatwa/chatgpt-skills 41
thumbnail-generator Generate thumbnails from images with smart cropping, multiple sizes, and batch processing. Ideal for web galleries, social media, and app icons.
dkyazzentwatwa/chatgpt-skills 41
gantt-chart-creator Create project timeline Gantt charts with dependencies, milestones, and progress tracking. Supports static (PNG/SVG) and interactive (HTML) output.
dkyazzentwatwa/chatgpt-skills 41
data-storyteller Transform CSV/Excel data into narrative reports with auto-generated insights, visualizations, and PDF export. Auto-detects patterns and creates plain-English summaries.
dkyazzentwatwa/chatgpt-skills 41
ml-model-explainer Explain ML model predictions using SHAP values, feature importance, and decision paths with visualizations.
dkyazzentwatwa/chatgpt-skills 41
dataset-comparer Compare two datasets to find differences, added/removed rows, changed values. Use for data validation, ETL verification, or tracking changes.
dkyazzentwatwa/chatgpt-skills 41
document-converter-suite Convert between 8 formats (PDF, DOCX, PPTX, XLSX, TXT, CSV, MD, HTML). Best-effort text extraction, batch processing, and document format transformation.
dkyazzentwatwa/chatgpt-skills 41
currency-converter Convert currencies with real-time exchange rates, historical data, and multi-currency calculations.
dkyazzentwatwa/chatgpt-skills 41
ab-test-calculator Calculate statistical significance for A/B tests. Sample size estimation, power analysis, and conversion rate comparisons with confidence intervals.
dkyazzentwatwa/chatgpt-skills 41
model-comparison-tool Use when asked to compare multiple ML models, perform cross-validation, evaluate metrics, or select the best model for a classification/regression task.
dkyazzentwatwa/chatgpt-skills 41
certificate-generator Batch create professional certificates with customizable templates for courses, achievements, and awards. Supports CSV input and PDF export.
dkyazzentwatwa/chatgpt-skills 41
podcast-splitter Split audio files by detecting silence gaps. Auto-segment podcasts into chapters, remove long silences, and export individual clips.
dkyazzentwatwa/chatgpt-skills 41
org-chart-generator Generate organizational hierarchy charts from CSV, JSON, or nested data. Supports multiple layouts, department coloring, and PNG/SVG/PDF export.
dkyazzentwatwa/chatgpt-skills 41
named-entity-extractor Extract named entities (people, organizations, locations, dates) from text using NLP. Use for document analysis, information extraction, or data enrichment.
dkyazzentwatwa/chatgpt-skills 41
flowchart-generator Generate flowcharts from YAML/JSON definitions or Python DSL. Supports standard flowchart shapes, swimlanes, and PNG/SVG/PDF export.
dkyazzentwatwa/chatgpt-skills 41
video-thumbnail-extractor Extract frames from videos at specific timestamps or intervals, find best frames, and generate thumbnail grids for previews.
dkyazzentwatwa/chatgpt-skills 41
background-remover Remove backgrounds from images using segmentation. Support for color-based, edge detection, and AI-assisted removal methods. Batch processing available.
dkyazzentwatwa/chatgpt-skills 41
dependency-analyzer Analyze Python imports and dependencies. Use to understand project structure, find unused imports, or generate requirements.txt files.
dkyazzentwatwa/chatgpt-skills 41
invoice-generator Generate professional PDF invoices from line items with customizable templates, tax calculations, and branding. Supports batch generation from CSV.
dkyazzentwatwa/chatgpt-skills 41