# `money`

Payments, currencies, cryptocurrency, and financial primitives.

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## Subcategories

2 subcategories, 20 packages.

### `finance`

Currency conversion, cryptocurrency utilities, and exchange-rate providers.

| Package | Description |
|---|---|
| [`@suaveplan/cryptocurrency`](./cryptocurrency/README.md) | Universal cryptocurrency utilities for wallet address validation, unit conversion, chain registry, gas estimation, ERC-20 token registry, calldata / funct… |
| [`@suaveplan/currency`](./currency/README.md) | Universal currency conversion engine — pluggable `CurrencyProvider` interface, TTL-bounded `RateCache` with direct / inverse / triangulated lookup, primar… |
| [`@suaveplan/currency-provider-binance`](./currency-provider-binance/README.md) | Binance public-ticker crypto-rates provider for `@suaveplan/currency`. Sibling package in the foundation-with-sibling-plugins shape: implements the `CurrencyPr… |
| [`@suaveplan/currency-provider-coingecko`](./currency-provider-coingecko/README.md) | Universal CoinGecko sibling for `@suaveplan/currency-providers`. Implements the `CurrencyProvider` contract from `@suaveplan/currency` against the public… |
| [`@suaveplan/currency-provider-coinmarketcap`](./currency-provider-coinmarketcap/README.md) | CoinMarketCap crypto-rates sibling provider for `@suaveplan/currency`. One of the nine `@suaveplan/currency-provider-<name>` sibling packages spun out of the 2… |
| [`@suaveplan/currency-provider-cryptocompare`](./currency-provider-cryptocompare/README.md) | Universal CryptoCompare crypto-rates provider for `@suaveplan/currency`. Sibling provider package on top of the slim `@suaveplan/currency-providers` core… |
| [`@suaveplan/currency-provider-ecb`](./currency-provider-ecb/README.md) | Universal `@suaveplan/currency` rate provider for the European Central Bank's daily exchange-rates XML feed. Free, no API key required. Built on the slim… |
| [`@suaveplan/currency-provider-fixer`](./currency-provider-fixer/README.md) | Fixer.io fiat-rates sibling provider for the slim `@suaveplan/currency-providers` core. Implements the `CurrencyProvider` contract from `@suaveplan/currency`,… |
| [`@suaveplan/currency-provider-kraken`](./currency-provider-kraken/README.md) | Universal Kraken public-ticker rate provider for `@suaveplan/currency`. Wraps Kraken's free, no-API-key `/0/public/Ticker` endpoint into a `CurrencyProvid… |
| [`@suaveplan/currency-provider-open-exchange-rates`](./currency-provider-open-exchange-rates/README.md) | Universal `@suaveplan/currency` provider for openexchangerates.org. Routes `/latest.json` through the slim-core `httpRequest()` helper, validates the upst… |
| [`@suaveplan/currency-provider-virtual`](./currency-provider-virtual/README.md) | In-memory, programmable virtual / game currency provider for `@suaveplan/currency`. Sibling of the `@suaveplan/currency-providers` slim plugin core. No HTTP, n… |
| [`@suaveplan/currency-providers`](./currency-providers/README.md) | Slim plugin core for `@suaveplan/currency` rate providers. Ships the `CurrencyProviderRegistry` (name-keyed lookup), the `defineCurrencyProvider` factory, the… |
| [`@suaveplan/money`](./money/README.md) | Universal precise currency and money arithmetic using integer minor-unit representation. All operations use `bigint` so consumers never hit floating-point… |

### `payment`

Payment intent lifecycle, provider adapters, and fraud detection.

| Package | Description |
|---|---|
| [`@suaveplan/payment`](./payment/README.md) | Universal payment intent lifecycle, webhook signature verification, receipt generation, fraud scoring, refund tracking, tax calculation, retry orchestrati… |
| [`@suaveplan/payment-provider-adyen`](./payment-provider-adyen/README.md) | Universal **Adyen Checkout API v71 adapter** for `@suaveplan/payment`. Implements the `PaymentProvider` interface via the slim `@suaveplan/payment-provide… |
| [`@suaveplan/payment-provider-mollie`](./payment-provider-mollie/README.md) | Universal Mollie Payments API v2 adapter for `@suaveplan/payment`. Sibling provider package on the slim `@suaveplan/payment-providers` core: implements `P… |
| [`@suaveplan/payment-provider-paypal`](./payment-provider-paypal/README.md) | PayPal sibling adapter for the slim `@suaveplan/payment-providers` foundation. Ships `PayPalProvider` — a `PaymentProvider` implementation against the PayPal O… |
| [`@suaveplan/payment-provider-square`](./payment-provider-square/README.md) | Universal Square Payments API adapter for `@suaveplan/payment`. Ships the `SquareProvider` class (implements the structural `PaymentProvider` contract wit… |
| [`@suaveplan/payment-provider-stripe`](./payment-provider-stripe/README.md) | Universal Stripe adapter for `@suaveplan/payment`. Implements `PaymentProvider` against the Stripe REST API using the slim `@suaveplan/payment-providers`… |
| [`@suaveplan/payment-providers`](./payment-providers/README.md) | Universal **foundation** for the `@suaveplan/payment-provider-*` sibling-package family. This package ships only the shared abstractions every concrete ad… |
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