Open-source construction estimation platform — BOQ, 4D/5D, AI, CAD/BIM takeoff. 55,000+ cost items, 21 languages, 20 standards
open-source pdf construction ai erp cad autocad bim ifc calculation revit 4d takeoff cost-estimation boq 5d fastapi qto bill-of-quantities masterformat
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Apr 25, 2026 - TypeScript