SkilletBest Data & Analysis skills
5 hand-picked data & analysis skills for Claude, Cursor, Codex and other agents. Each one is portable, reviewed, and ready to install.
CSV Data Summarizer
Automatically analyzes CSV files and generates comprehensive insights with visualizations without requiring user prompts.
deep-research
Execute autonomous multi-step research using Gemini Deep Research Agent for market analysis, competitive landscaping, and literature reviews.
postgres
Execute safe read-only SQL queries against PostgreSQL databases with multi-connection support and defense-in-depth security.
recursive-research
Recursive research up to PhD level across any domain (science, tech, business, arts, humanities) with source tiering, WDM + Munger inversion for autonomous decisions, and disk checkpointing to survive context compaction.
root-cause-tracing
Use when errors occur deep in execution and you need to trace back to find the original trigger.