---
title: "Frankfurter (@frankfurter)"
description: "Free open-source exchange rate data service."
account: "frankfurter"
---

# Frankfurter

Free open-source exchange rate data service.

## APIs

1 public API with a stored document.
Each links to its markdown overview; the same address with
`/llms.txt` in place of `.md` lists its operations.
Changes across these APIs: https://skmtc.dev/frankfurter/feed.md

- [Frankfurter API](https://skmtc.dev/frankfurter/apis/frankfurter-api.md): Foreign exchange: query latest and historical currency rates, plus the list of supported currencies