> ## Documentation Index
> Fetch the complete documentation index at: https://nango.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.
# Exact Online
## Overview
## Pre-built tooling
| Tools | Status |
| ------------------------------- | ------ |
| Pre-built authorization (OAuth) | ✅ |
| Credentials auto-refresh | ✅ |
| Auth parameters validation | ✅ |
| Pre-built authorization UI | ✅ |
| Custom authorization UI | ✅ |
| Expired credentials detection | ✅ |
| Tools | Status |
| ----------------------------------------- | ------------------------------ |
| Pre-built integrations | ✅ |
| API unification | ✅ |
| 2-way sync | ✅ |
| Webhooks from Nango on data modifications | ✅ |
| Real-time webhooks from 3rd-party API | 🚫 (time to contribute: \<48h) |
| Proxy requests | ✅ |
| Tools | Status |
| ----------------------- | ------ |
| HTTP request logging | ✅ |
| End-to-end type safety | ✅ |
| Data runtime validation | ✅ |
| OpenTelemetry export | ✅ |
| Slack alerts on errors | ✅ |
| Integration status API | ✅ |
| Tools | Status |
| ---------------------------------- | ------ |
| Create or customize use-cases | ✅ |
| Pre-configured pagination | ✅ |
| Pre-configured rate-limit handling | ✅ |
| Per-customer configurations | ✅ |
### Others
| Function name | Description | Type | Source code |
| ----------------------------- | -------------------------------------------------------------------------------------------- | ---------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------- |
| `create-contact` | Create a new contact linked to an account | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/create-contact.ts) |
| `create-customer` | Create a new customer/account in Exact Online. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/create-customer.ts) |
| `create-invoice` | Create a new sales invoice. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/create-invoice.ts) |
| `create-purchase-invoice` | Create a new purchase invoice/entry | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/create-purchase-invoice.ts) |
| `create-sales-order` | Create a new sales order | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/create-sales-order.ts) |
| `delete-customer` | Delete a customer/account by ID. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/delete-customer.ts) |
| `get-account` | Retrieve a single CRM account by ID. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/get-account.ts) |
| `get-contact` | Retrieve a single contact by ID | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/get-contact.ts) |
| `list-accounts` | List CRM accounts (customers and/or suppliers) | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-accounts.ts) |
| `list-divisions` | List all divisions/administrations accessible to the authenticated user. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-divisions.ts) |
| `list-document-attachments` | List document attachment metadata. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-document-attachments.ts) |
| `list-documents` | List documents (invoice PDFs, attachments) | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-documents.ts) |
| `list-financial-transactions` | List financial transaction headers. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-financial-transactions.ts) |
| `list-gl-accounts` | List general ledger accounts. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-gl-accounts.ts) |
| `list-item-groups` | List logistics item groups. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-item-groups.ts) |
| `list-items` | List logistics items/products. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-items.ts) |
| `list-journals` | List financial journals | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-journals.ts) |
| `list-payments` | List outgoing payments from the cashflow module. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-payments.ts) |
| `list-sales-invoices` | List sales invoices | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-sales-invoices.ts) |
| `list-sales-orders` | List sales orders. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-sales-orders.ts) |
| `list-transaction-lines` | List financial transaction line details including amounts. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-transaction-lines.ts) |
| `list-vat-codes` | List VAT/tax codes. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/list-vat-codes.ts) |
| `update-contact` | Update an existing contact. | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/update-contact.ts) |
| `update-invoice` | Update a sales invoice (only Status 20 = Open invoices) | [Action](/guides/functions/action-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/actions/update-invoice.ts) |
| `contacts` | Sync CRM contacts with incremental updates via Modified timestamp | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/contacts.ts) |
| `customers` | Sync CRM accounts (customers and suppliers) with incremental updates via Modified timestamp. | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/customers.ts) |
| `divisions` | Sync divisions/administrations as full snapshot | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/divisions.ts) |
| `document-attachments` | Sync document attachment metadata as full snapshot | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/document-attachments.ts) |
| `documents` | Sync document metadata (invoices, files) with incremental updates. | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/documents.ts) |
| `financial-transactions` | Sync financial transaction headers with date-window checkpoints | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/financial-transactions.ts) |
| `gl-accounts` | Sync general ledger accounts as full snapshot. | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/gl-accounts.ts) |
| `item-groups` | Sync item groups as full snapshot (small static dataset). | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/item-groups.ts) |
| `items` | Sync logistics items/products with incremental updates. | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/items.ts) |
| `journals` | Sync financial journals as full snapshot | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/journals.ts) |
| `payments` | Sync outgoing payments from the cashflow module. | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/payments.ts) |
| `sales-invoices` | Sync sales invoices with incremental updates via Modified timestamp | [Sync](/guides/functions/syncs/sync-functions) | [🔗 Github](https://github.com/NangoHQ/integration-templates/blob/main/integrations/exact-online/syncs/sales-invoices.ts) |
## Access requirements
| Pre-Requisites | Status | Comment |
| ----------------- | ------ | ------- |
| Paid dev account | ❓ | |
| Paid test account | ❓ | |
| Partnership | ❓ | |
| App review | ❓ | |
| Security audit | ❓ | |
## Setup guide
*No setup guide yet.*
Need help getting started? Get help in the [community](https://nango.dev/slack).
Contribute improvements to the setup guide by [editing this page](https://github.com/nangohq/nango/tree/master/docs/integrations/all/exact-online.mdx)
## Useful links
* Register your app on the [Dev Portal](https://apps.exactonline.com/)
* Nango implements the [Auth Web APIs mentioned here](https://support.exactonline.com/community/s/knowledge-base#All-All-DNO-Content-gettingstarted) (specifically, it implements the `authorization code` flow).
Contribute useful links by [editing this page](https://github.com/nangohq/nango/tree/master/docs/integrations/all/exact-online.mdx)
## Connection configuration in Nango
* Exact online uses different domain extensions for different regions.
## API gotchas
* Access Token refreshes are only possible in the last 30 seconds of the last one being valid, or of course when there is no valid Access Token anymore.
* Access Tokens stay valid for only 10 minutes.
Contribute API gotchas by [editing this page](https://github.com/nangohq/nango/tree/master/docs/integrations/all/exact-online.mdx)