Inspect large CSV files interactively before cleanup, mapping, or downstream transforms with csvlens

Use csvlens when an agent or operator needs fast column-aware inspection of a large CSV before cleaning, mapping, or transforming it.

Prerequisites

csvlens, local CSV files, and terminal access on the machine where the data lives.

Installation

Use the upstream install or setup path that matches your environment:

• brew install csvlens
• cargo install csvlens
• cargo install --path $(pwd)

Requirements and caveats from upstream:

• Requires Rust 1.88.0 or newer.

Basic usage or getting-started notes:

• Run csvlens by providing the CSV filename:

• csvlens <filename>

• Pipe CSV data directly to csvlens:

• Source: https://github.com/YS-L/csvlens

• Extracted from upstream docs: https://raw.githubusercontent.com/YS-L/csvlens/HEAD/README.md

Documentation

• https://github.com/YS-L/csvlens#readme

Source

• Agent Skill Exchange