#fintech

Production-grade Go SDK for the Solaris Embedded Finance Platform

A production-grade, dependency-free Go client for the [Moneyhub Open Finance API](https://docs.moneyhubenterprise.com/) - Open Banking account aggregation (AIS), payment initiation (PIS), data categorisation/enrichment, affordability, and webhooks.

A complete, production-grade Go client for the [Monzo API](https://docs.monzo.com), structured with domain-driven design layering and built entirely on the standard library.

A production-grade Go client for the full Tipalti API surface: the modern OAuth2 REST API, the legacy HMAC-signed SOAP Payee/Payer API, and the Procurement REST API.

An unofficial, complete Go client for the [Treasury Prime](https://www.treasuryprime.com) banking API (the Ledger product): bank accounts, ACH, wires, book transfers, FedNow, debit cards, account opening / KYC, check deposit (RDC), check issuing, Green Dot cash loads, webhooks, and sandbox simulations.

A Go client for the [Triple](https://jointriple.com) transaction data enrichment API: turn raw bank/card transaction strings into clean merchant names, logos, categories, locations, contact details, subscription detection, CO₂ estimates, fraud signals, and payment processor identification.

A production-grade Go client for Worldpay's payment platforms.

A production-grade, independent Go client for the Increase API — banking-as-a-service for accounts, ACH/wire/check/RTP/FedNow transfers, cards, entities, and more.

A complete, production-grade Go client for the Starling Bank Public API (https://developer.starlingbank.com/docs),

A complete, production-grade Go client for the Unit embedded banking API — applications, customers, accounts, cards, payments, transactions, counterparties, repayments, recurring payments, check deposits, check payments, stop payments, chargebacks, statements, webhooks, events, tokens, institutions, authorizations, and sandbox simulation.

Production-grade Go client for the [Lithic API](https://docs.lithic.com) — card issuing, fintech infrastructure, and embedded finance.

Production-grade Elixir SDK for the Rapyd fintech-as-a-service platform. Covers Collect, Disburse, Wallet, Issuing, Partner, Webhook, and Resource APIs with HMAC-SHA256 auth, full-jitter retry, structured errors, and typed responses.

Production-grade Elixir SDK for the complete Revolut Developer API , Merchant, Business, Open Banking, Crypto Ramp, and Crypto Exchange.

Lightweight Zero dependency npm package to get list of banks in Nigeria (Recognized by CBN)

Production-grade, fully-typed Go SDK for the [Kalshi](https://kalshi.com) Predictions API — REST + WebSocket, RSA-PSS request signing, typed services for every endpoint group, automatic retries with jittered backoff, client-side rate limiting, and a self-healing WebSocket client with sequence-gap recovery.

BitMEX API Client for Elixir