5 Essential Python CLI Tools to Supercharge API, Monitoring & Data Tasks

1. httpie — a more human-friendly curl alternative

If you frequently interact with APIs, httpie can be a game‑changer, turning obscure curl commands into clear, readable HTTP requests with syntax highlighting and formatted JSON responses.

Installation

pip install httpie

Example

http GET https://api.github.com/users/octocat

This tool natively supports JSON, offers intuitive syntax, and provides colored output.

2. glances — real‑time system monitoring

Want to see system performance at a glance? glances displays CPU, memory, disk I/O, and network usage in real time.

Installation

pip install glances

Example

Run the following in a terminal:

glances

This cross‑platform tool supports a web‑based interface and can run in server‑client mode for remote monitoring.

3. rich-cli — beautify terminal output

Whether it's JSON, Markdown, or tracebacks, rich-cli renders them with colors, formatting, and even charts.

Installation

pip install rich-cli

Example

To syntax‑highlight a file, run:

rich loop.py

It makes terminal output truly pleasant to the eye.

4. howdoi — fetch Stack Overflow answers from the terminal

Ever typed countless Google searches for a Python list‑comprehension syntax? howdoi lets you retrieve answers directly from Stack Overflow without leaving the terminal.

Installation

pip install howdoi

Example

$ howdoi print stack trace python
$ howdoi convert mp4 to animated gif
$ howdoi create tar archive

You can get instant programming help without leaving the terminal.

5. csvkit — powerful tools for CSV files

If you dislike Excel, csvkit brings spreadsheet power to the command line.

Installation

pip install csvkit

Example

Convert Excel to CSV: in2csv data.xls > data.csv Convert JSON to CSV: in2csv data.json > data.csv Print column names: csvcut -n data.csv Run an SQL query:

csvsql --query "select name from data where age > 30" data.csv > new.csv

Easily query, explore, and clean CSV files.

Conclusion

Whether you’re debugging APIs, managing projects, or just want to copy‑paste faster, the Python CLI ecosystem offers tools that fit every need.