Developer docs
Guides, the API reference and every schema for Nib, Loupe, Sig and Folio.
APIs
- Nib Check signatures against the references you hold. 38 endpoints
- Loupe Find edits in bank statements, payslips and other documents. 17 endpoints
- Sig Send documents for signing and follow them until everyone has signed. 23 endpoints
- Folio File records and keep them for exactly as long as you should. 73 endpoints
- Your organisation API keys, the audit log and offline licences. 13 endpoints
Every API
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OpenAPI 3.1 files
Latest version 2026-10-14 · What changed