# Fiken — Accounting API: overview

> Canonical URL: https://developers.apideck.com/apis/accounting/fiken/overview

Fiken is a Norwegian online accounting and invoicing system for small businesses, sole proprietors and associations.
- Status: beta
- Authentication: oauth2

## Supported resources

[Accounting data model](/guides/accounting-data-model.md)

- **custom field support:** false
- **downstream id:** companies
- **downstream name:** Companies
- **id:** companies
- **name:** Companies
- **status:** beta
- **custom field support:** false
- **downstream id:** company
- **downstream name:** Company
- **id:** company-info
- **name:** Company Info
- **status:** live
- **custom field support:** false
- **downstream id:** tax-rates
- **downstream name:** Tax Rates
- **id:** tax-rates
- **name:** Tax Rates
- **status:** live
- **custom field support:** false
- **downstream id:** sales
- **downstream name:** Sales
- **id:** sales-receipts
- **name:** Sales Receipts
- **status:** beta
- **custom field support:** false
- **downstream id:** transactions
- **downstream name:** Transactions
- **id:** general-ledger-transactions
- **name:** General Ledger Transactions
- **status:** beta
- **custom field support:** false
- **downstream id:** contacts-customers
- **downstream name:** Contacts Customers
- **id:** customers
- **name:** Customers
- **status:** live
- **custom field support:** false
- **downstream id:** contacts-suppliers
- **downstream name:** Contacts Suppliers
- **id:** suppliers
- **name:** Suppliers
- **status:** live
- **custom field support:** false
- **downstream id:** accounts
- **downstream name:** Accounts
- **id:** ledger-accounts
- **name:** Ledger Accounts
- **status:** live
- **custom field support:** false
- **downstream id:** bank-accounts
- **downstream name:** Bank Accounts
- **id:** bank-accounts
- **name:** Bank Accounts
- **status:** beta
- **custom field support:** false
- **downstream id:** bank-accounts-payment-methods
- **downstream name:** Bank Accounts Payment Methods
- **id:** payment-methods
- **name:** Payment Methods
- **status:** beta
- **custom field support:** false
- **downstream id:** invoices
- **downstream name:** Invoices
- **id:** invoices
- **name:** Invoices
- **status:** live
- **custom field support:** false
- **downstream id:** credit-notes
- **downstream name:** Credit Notes
- **id:** credit-notes
- **name:** Credit Notes
- **status:** live
- **custom field support:** false
- **downstream id:** products
- **downstream name:** Products
- **id:** invoice-items
- **name:** Invoice Items
- **status:** live
- **custom field support:** false
- **downstream id:** purchases
- **downstream name:** Purchases
- **id:** bills
- **name:** Bills
- **status:** live
- **custom field support:** false
- **downstream id:** journal-entries
- **downstream name:** Journal Entries
- **id:** journal-entries
- **name:** Journal Entries
- **status:** live
- **custom field support:** false
- **downstream id:** projects
- **downstream name:** Projects
- **id:** projects
- **name:** Projects
- **status:** beta
- **custom field support:** false
- **downstream id:** projects-tracking-categories
- **downstream name:** Projects Tracking Categories
- **id:** tracking-categories
- **name:** Tracking Categories
- **status:** live
- **custom field support:** false
- **downstream id:** offers
- **downstream name:** Offers
- **id:** quotes
- **name:** Quotes
- **status:** beta
- **custom field support:** false
- **downstream id:** order-confirmations
- **downstream name:** Order Confirmations
- **id:** sales-orders
- **name:** Sales Orders
- **status:** beta
- **custom field support:** false
- **downstream id:** payments
- **downstream name:** Payments
- **id:** payments
- **name:** Payments
- **status:** live
- **custom field support:** false
- **downstream id:** bill-payments
- **downstream name:** Bill Payments
- **id:** bill-payments
- **name:** Bill Payments
- **status:** live
- **custom field support:** false
- **downstream id:** attachments
- **downstream name:** Attachments
- **id:** attachments
- **name:** Attachments
- **status:** live
- **custom field support:** false
- **downstream id:** account-balances
- **downstream name:** Account Balances
- **id:** trial-balance
- **name:** Trial Balance
- **status:** beta

An omitted operation list does not establish operation support. Verify the selected operation in the coverage matrix.

[API reference](https://developers.apideck.com/apis/accounting/reference.md) · [Coverage matrix](https://developers.apideck.com/apis/accounting/coverage)