5 Node.js CLI Tools Every Data Analyst Should Know

You don't need Python or R for everyday data processing. These 5 Node.js CLI tools handle cleaning, transforming, and analyzing data right from your terminal.

Tool 1: csv-toolkit-pro — CSV Swiss Army Knife

npm install -g csv-toolkit-pro

# Clean, analyze, merge from one command
csvtool analyze data.csv --stats
csvtool clean data.csv --deduplicate --normalize -o clean.csv
csvtool merge file1.csv file2.csv -o merged.csv

Tool 2: json-tidy-pro — JSON Validator & Converter

npm install -g json-tidy-pro

jsontidy validate config.json
jsontidy format messy.json -o pretty.json
jsontidy convert data.json -o data.csv

Tool 3: pdf-toolkit-pro — PDF Text Extraction

npm install -g pdf-toolkit-pro

pdftool extract ./reports/ --format text -o ./text/
pdftool convert ./invoices/ --format csv -o ./data/

Tool 4: batch-image-tool — Image Processing

npm install -g batch-image-tool

imgtool compress ./charts/ --quality 70 -o ./optimized/
imgtool convert ./screenshots/ --format webp

Tool 5: text-processor-pro — Bulk Find & Replace

npm install -g text-processor-pro

textproc replace --find "old" --replace "new" ./data/**/*.csv

Bring It All Together: CLI Toolkit Pro

All five tools plus batch scheduling and pipeline automation in one package:

npm install -g cli-toolkit-pro

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