Fortnox Javascript API wrapper

A Laravel wrapper for the Fortnox API.

Fortnox client in go.

API example code for Ruby

An Open Source SDK Client for Fortnox´s API

Node.js SDK for Fortnox OAuth 2.0 authentication with secure token management, PKCE support, and TypeScript. Features automatic token refresh, multiple storage options, and complete OAuth flow implementation.

Boilerplate library for building REST API abstractions, like our Fortnox API gem.

Symfony bundle for Fortnox API with OAuth2, token refresh, and multi-tenant support.

Boxinator app is a code test for Fortnox

A read-only MCP server for the Fortnox ERP API — give your AI agent access to invoices, suppliers, customers, and more

Onify Blueprint: Activate and authenticate Fortnox integration

Onify Blueprint: Index customers from Fortnox

An opinionated client for Fortnox API

Fortnox Submitter is a web application designed for easy submission and management of documents submitted to the Fortnox accounting system.

Onify Blueprint: Create order in Fortnox