# Ledgers
Source: https://fragment.dev/product/ledgers
[Documentation index](https://fragment.dev/llms.txt)
Model any funds flow, turn it into code, and never get another balance wrong.
## The database for money
### Schemas
Model your entire business in code.
### Typesafe SDKs
Generate an SDK from your schema, so config and code never drift.
### Custom Queries
Read balances directly from the Ledger to your product.
[Visual: PerformanceModule. View on the HTML page.](https://fragment.dev/product/ledgers)
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