Cn Loan Calculator

SKILL.md

---
slug: cn-loan-calculator
name: Loan Calculator
version: "1.0.0"
description: "Calculate loan payments (mortgage, car loan, personal loan). Support equal principal+interest and equal principal methods. Pure Python standard library, no API key required."
keywords: loan, calculator, mortgage, car loan, payment, amortization
license: MIT-0
tags:
  - tools
---

# Loan Calculator

Calculate loan payments with different repayment methods.

## Features

- Equal principal+interest (等额本息)
- Equal principal (等额本金)
- Mortgage calculation
- Car loan calculation
- Pure Python, no external dependencies

## Usage

```
python3 scripts/loan_calculator.py --amount 1000000 --rate 4.5 --years 30
```