SlimFactStreamlined invoicing made easy.

Create bills and receipts.

Easily accept online payments and create receipts.

Database oriented storage.

All invoices are stored in the database (instead of a file) which allows for advanced querying and on-the-fly PDF generation.

Client portal.

Bills, receipts and invoices are linked to an account which can be viewed by your clients.

Easy third-party integration.

SlimFact can be used headless and completely integrated into your applications.

Support for UBL invoices.

Invoices in the Universal Business Language format allow for fully automated processing.

Receive payments with Wero.

By using Mollie as your Payment Service Provider you can use Wero (formerly iDEAL) to receive payments for a fixed price per payment (in contrast to a percentage of the paid amount). Support for other Payment Service Provider (e.g. Stripe) is on the roadmap.

OpenID Connect authentication.

With support for federated Single Sign-on (SSO).

Templates created with Typst.

Typst provides the tooling to create beautiful templates with perfect formatting.