openconstructionerp 1.3.1

The #1 open-source platform for construction cost estimation — BOQ, 4D/5D, AI, CAD/BIM takeoff

OpenConstructionERP

The #1 open-source platform for construction cost estimation

Professional BOQ, 4D scheduling, 5D cost model, AI-powered estimation, CAD/BIM takeoff — all in one platform.

Quick Start

pip install openconstructionerp
openconstructionerp serve --open

Opens at http://localhost:8080 with SQLite — zero configuration needed.

Features

• BOQ Editor — Hierarchical Bill of Quantities with AG Grid, markups, validation, export (PDF/Excel/CSV/GAEB)
• 55,000+ Cost Items — CWICR database across 11 regions with resource breakdown
• 7,000+ Resource Catalog — Materials, labor, equipment with prices
• AI Estimation — Generate BOQ from text, photo, PDF, Excel, or CAD/BIM (7 LLM providers)
• 4D Schedule — Gantt chart with CPM, dependencies, auto-generate from BOQ
• 5D Cost Model — Earned Value Management, S-curve, budget tracking
• 20 Regional Standards — DIN 276, NRM, MasterFormat, GAEB, and 16 more
• 21 Languages — Full i18n with RTL support
• 42 Validation Rules — Automatic compliance checking

CLI Commands

openconstructionerp serve [--host HOST] [--port PORT] [--open]
openconstructionerp init [--data-dir DIR]
openconstructionerp seed [--demo]
openconstructionerp version

Links

• Documentation
• GitHub
• Telegram Community

License

AGPL-3.0 — Data Driven Construction