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npm_package/README.md

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+# Trading Calculators
+
+Free trading calculators for forex, gold, and crypto traders.
+
+## Installation
+```bash
+npm install @liudecai-one/trading-calculators-free
+```
+
+## Usage
+```js
+const { positionSize, pipValue, fibonacci } = require('@liudecai-one/trading-calculators-free');
+
+// Position size: account=$10K, risk=1%, stop=20 pips
+const size = positionSize(10000, 1, 20);
+console.log({ size }); // 0.5 lots
+
+// Fibonacci retracement levels
+const fib = fibonacci(1.1200, 1.1000);
+console.log({ fib });
+```
+
+## Free Web Tools
+- [Position Size Calculator](https://blog.quant-view.xyz/tools/position-size-calculator.html)
+- [Pip Value Calculator](https://blog.quant-view.xyz/tools/pip-calculator.html)
+- [Margin Calculator](https://blog.quant-view.xyz/tools/margin-calculator.html)
+- [Fibonacci Calculator](https://blog.quant-view.xyz/tools/fibonacci-calculator.html)
+- [ATR Calculator](https://blog.quant-view.xyz/tools/atr-calculator.html)
+- [Risk-Reward Calculator](https://blog.quant-view.xyz/tools/risk-reward-calculator.html)
+- [Drawdown Calculator](https://blog.quant-view.xyz/tools/drawdown-calculator.html)
+
+## More Resources
+- [Trading Blog](https://blog.quant-view.xyz)
+- [GFIL Terminal](http://gfil-intel.xyz/)
+- [Telegram Community](https://t.me/GFIL_Trading)
+- [Discord Server](https://discord.gg/GMmMCD4MCr)

npm_package/index.js

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+/**
+ * Free Trading Calculators
+ * Web versions: https://blog.quant-view.xyz/tools/
+ * Telegram: https://t.me/GFIL_Trading
+ * Discord: https://discord.gg/GMmMCD4MCr
+ */
+
+function positionSize(accountBalance, riskPercent, stopLossPips, pipValue = 10) {
+  const riskAmount = accountBalance * (riskPercent / 100);
+  return parseFloat((riskAmount / (stopLossPips * pipValue)).toFixed(2));
+}
+
+function pipValue(currencyPair, lotSize = 1) {
+  const rates = { "EURUSD": 10, "GBPUSD": 10, "USDJPY": 9.3, "XAUUSD": 10 };
+  return rates[currencyPair] * lotSize || 10;
+}
+
+function fibonacci(high, low) {
+  const diff = high - low;
+  return {
+    "0.236": high - diff * 0.236,
+    "0.382": high - diff * 0.382,
+    "0.500": high - diff * 0.500,
+    "0.618": high - diff * 0.618,
+    "0.786": high - diff * 0.786,
+  };
+}
+
+module.exports = { positionSize, pipValue, fibonacci };

npm_package/package.json

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+{
+  "name": "@liudecai-one/trading-calculators-free",
+  "version": "1.0.0",
+  "description": "Free trading calculators: position size, pip value, margin, Fibonacci, ATR. Web versions at blog.quant-view.xyz/tools/",
+  "main": "index.js",
+  "keywords": [
+    "trading",
+    "forex",
+    "calculator",
+    "position-size",
+    "pip-calculator",
+    "margin-calculator",
+    "fibonacci",
+    "atr"
+  ],
+  "license": "MIT",
+  "repository": {
+    "type": "git",
+    "url": "git+https://gitlab.com/liudecai110/gfil-trading-calculators.git"
+  },
+  "homepage": "https://blog.quant-view.xyz/tools/"
+}