Supported formats

Models

Accepted model inputs:

• IFC (.ifc) — IFC2X3 / IFC4 extracts for storeys, spaces, doors and quantities; account caps are 10 MB Starter, 50 MB Professional and 100 MB Enterprise.
• Normalised model JSON — levels / rooms / doors schema used by the deterministic engine; 5 MB hard cap.

Specifications

Accepted specification inputs:

• buildingSMART IDS 1.0 (.ids) — deterministic XML import/export for IFC2X3, IFC4 and IFC4X3_ADD2; 10 MB.
• JSON / CSV packages matching the requirement schema.
• XLSX — reviewed import wizard with sheet/header mapping (10 MB).
• DOCX — reviewed OOXML import with provenance (15 MB).
• Text-based PDF — page-anchored extraction with scanned-page warnings (20 MB).

Exports

IDS 1.0 source export, Markdown compliance report, traceability CSV/XLSX, and checksummed audit ZIP (immutable snapshot — not a digital signature).