Convert csv to parquet

  1. Download and install the latest version of Filestar.

  2. Right click on one or more Csv file(s) on your desktop and select Convert with Filestar.

  3. Type convert to parquet in the search box.

  4. Press Convert.

Or let an AI agent do it: filestarcli -i file.csv -c "convert to parquet" (how).

Let your AI agent convert CSV to PARQUET

Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine.

Install Filestar and add it to your agents:

npm install -g filestar
filestarcli agent install

Then ask your agent:

“Convert the CSV files in my Downloads folder to PARQUET”

Or run it yourself:

filestarcli -i file.csv -c "convert to parquet"

Runs on your computer, so your files stay on it. Works on Windows, macOS and Linux. 50 free conversions with the npm install, no account needed.

Can my AI agent convert CSV to PARQUET?

Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.csv -c "convert to parquet" on your computer, so your files stay on it.

Using Filestar With AI Agents · Download SKILL.md

What is the difference between .csv and .parquet?

Extension
.csv
.parquet
Format
Text
Binary
Category
Developer
Data
Developer
Microsoft
The Apache Software Foundation
Description
A CSV file is a comma separated values file commonly used by spreadsheet programs such as Microsoft Excel or OpenOffice Calc. It contains plain text data sets separated by commas with each new line in the CSV file representing a new database row and each database row consisting of one or more fields separated by a comma. CSV files are often opened by spreadsheet programs to be organized into cells or used for transferring data between databases.
A Parquet file is a columnar data table: each column is stored on its own, compressed and typed, so analytics tools can read only the columns they need. It is the common exchange format of data lakes, Spark, pandas and DuckDB.
MIME Type
text/csv
application/vnd.apache.parquet

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