Frontend Frameworks

cliff

A framework for creating command-line programs with multi-level commands.

Status
Generally available
Last checked
Checked · Oct 14, 2026
License
Open source
Pricing
Free tier · from $0
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What it is

Cliff is a Python library that helps developers create complex and user-friendly CLI applications. It supports nested commands, making it ideal for tools that need to offer multiple levels of functionality through the command line.

Cliff stands out for its simplicity and flexibility in creating multi-level command-line interfaces, making it an ideal choice for developers who need to build complex CLI applications.

When it fits — and when it doesn’t

A good fit for

  • Developers building complex CLI applications with multiple levels of functionality.

  • Projects requiring a structured and user-friendly approach to command-line interfaces.

Look elsewhere if

  • Applications that require real-time interaction or graphical user interface (GUI).

  • Scenarios where the primary focus is on web-based or mobile application development.

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited documentation and examples for advanced use cases

    Official docs lack detailed examples beyond basic usage scenarios

  2. 02

    Small community and slow response to issues

    GitHub repository has few contributors and open issues remain unresolved for months

What it does well

  • Supports multi-level commands for complex CLI applications.

  • Easy to use and extend with Python classes.

  • Generates help text from docstrings.

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up cliff

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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