openfin-ts Typescript compatible fints implementation Install //npmnpm install --save openfin-ts//yarnyarn add openfin-ts Example import { FinTSClient } from 'openfin-ts'; const client = new FinTSClient("12345", "http://testbank.com/hbci", "customerId", "1234pin"); try { await client.connect(); const transactions = await client.getTransactions(client.konten[0].sepaData, null, null); transactions.forEach(transaction => { //Do things with transactions }); await client.close();} catch (err) { //handle errors} For more examples see the tests in /test