datadrivenconstruction / OpenConstructionERP Sponsor Star 196 Code Issues Pull requests Discussions 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 Updated May 7, 2026 TypeScript
braedonsaunders / bidwright Star 4 Code Issues Pull requests AI-native construction estimating platform for intake, takeoff, pricing, scheduling, knowledge, and quotes. construction ai nextjs postgresql fastify estimating ai-agents takeoff llm pgvector quote-management model-context-protocol construction-tech construction-estimating Updated May 7, 2026 TypeScript