Vaex Dataframes

Quality score: 70/100 · Category: General · Sub-category: knowledge-mgmt

Out-of-core DataFrame for billion-row data via lazy evaluation and memory-mapped files. Use when data exceeds RAM (10 GB–TB) for fast aggregation, filtering, virtual columns, and visualization without loading. Supports HDF5, Arrow, Parquet, CSV with cloud (S3, GCS, Azure). Built-in ML transformers (scaling, PCA, K-means). In-memory: polars; distributed: dask.

What this skill does

Vaex Dataframes is a production-ready Claude Code skill (quality score 70/100) in the knowledge-mgmt sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/vaex-dataframes/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when data exceeds RAM (10 GB–TB) for fast aggregation, filtering, virtual columns, and visualization without loading. Supports HDF5, Arrow, Parquet, CSV with cloud (S3, GCS, Azure).

Who uses this skill

The Vaex Dataframes skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/vaex-dataframes
curl -L https://claudskills.com/skills/vaex-dataframes/SKILL.md \
  -o ~/.claude/skills/vaex-dataframes/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/vaex-dataframes/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/vaex-dataframes/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\vaex-dataframes\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

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Part of ClaudSkills — the open registry for Claude Code skills. · What's New · Install guide · About · llms.txt

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