Openbook is an AI accounting workspace for Swedish businesses. Clara, your accounting assistant, turns receipts, bank feeds, invoices, and tax questions into drafts you can approve.
Built first for Swedish Aktiebolag, consultants, and small teams.

The problem
Inbox Sync
Bank Sync
Vault
Clara
Integrations
Code execution
The loop
Inbox Sync, Bank Sync, Vault, Clara, integrations, and code execution work together so the system drafts the bookkeeping work before you start from scratch.

Grounded answers from Skatteverket, Verksamt.se, Bolagsverket, BFN/BAS, and every document in your Vault.
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Gmail and email receipts and invoices are parsed into drafts before they become admin work.
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1,600+ read-only bank connections bring transactions into the same workspace as the documents.
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Receipts, invoices, contracts, and tax letters stay searchable, linked, and ready for Clara.
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Customer details, invoices, and time tracking live beside the payments they create.
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BAS-native double-entry drafts, VAT, reports, and e-SKD export are prepared from your source data.
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Fortnox, Enable Banking, Gmail, Stripe, Lunar, SIE, and 40+ workflow connections fit into the loop.
Learn moreNo market-size story on the homepage. Just the practical coverage customers need to run the accounting loop.
Swedish and EU banks
Workflow integrations
Native chart of accounts
Openbook is being built with the security controls Swedish and EU companies expect, including SSO, audit logs, IP allow-listing, data lifecycle management, and encryption for Vault files and user information.
More about securityIn progress
SOC 2 Type II
Controls and evidence
In progress
GDPR
EU privacy controls
In progress
ISO 27001
Security management
In progress
EU residency
Regional data hosting
In progress
Data encryption
Vault files and user information