This is a simple static web application that shows live currency exchange rates. The exchange rates are fetched from the ExchangeRate-API, stored in JSON files, and displayed in a table.
The exchange rate data comes from the ExchangeRate-API, which provides up-to-date exchange rates for various currencies. The rates are fetched and saved as JSON files in the data/ folder.
- Example file:
data/latest_USD.jsoncontains the latest exchange rates for USD as the base currency.
- The exchange rates are stored as JSON files in the
data/folder. - Each file is named based on the base currency (e.g.,
latest_USD.json). - The JSON file includes the base currency, conversion rates, and update timestamps.
Third-party services or applications can fetch the exchange rate data through the public API available at: https://moneymanagerex.github.io/currency/data/latest_{baseCurrency}.json
For example: https://moneymanagerex.github.io/currency/data/latest_USD.json This will return the exchange rates for USD as the base currency in a JSON format.
- Clone or download the repository.
- Open the
index.htmlfile in a web browser to view the exchange rates. - The base currency can be changed from the dropdown list to see rates for other currencies.
Below is a comparison of various currency exchange rate APIs, including their free plan quotas, update frequency, supported currencies, and base currency support.
| API Name | Free Request Quota | Update Frequency | Supported Currencies | Base Currency Support | Notes |
|---|---|---|---|---|---|
| ExchangeRate-API | 1,500 requests/day | Every 24 hours | 161 | ✅ Free choice | Good for general use |
| Yahoo Finance | No official API | Varies | Unknown | ✅ Available but unstable | Requires scraping or third-party tools |
| Open Exchange Rates | 1,000 requests/day | Hourly | 170 | ❌ Only USD | Free plan limits base currency to USD |
| CurrencyLayer | 250 requests/month | Hourly | 168 | ❌ Only USD | Good for small-scale applications |
| Fixer.io | 1,000 requests/month | Daily | 170 | ❌ Only EUR | Data from European Central Bank |
| Alpha Vantage | 5 requests/min | Every minute | Multiple (includes stocks & crypto) | ✅ Free choice | Offers broader financial data |
| X-Rates | No API, web-only | Daily | Major currencies | ✅ Manual selection | Suitable for manual lookups |
| CurrencyFreaks | 1,000 requests/month | Real-time | 150+ | ✅ Free choice | Provides real-time and historical rates |
| CurrencyScoop | 1,000 requests/month | Hourly | 168 | ✅ Free choice | Supports historical rates |
| Exchangerate.host | Unlimited | Daily | 150+ | ✅ Free choice | Free and requires no API key |
| 聚合数据 (Juhe.cn) | 100 requests/day | Every 5 minutes | 120+ | ✅ Free choice | Chinese API service |
| 天聚数行 (TianAPI) | Free trial, then paid | Real-time | Multiple | ✅ Free choice | Chinese API service |
| XE | Free trial, then paid | Real-time | 100+ | ✅ Free choice | Professional-grade data |
or visit https://moneymanagerex.org/currency