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OpenConstructionEstimate-DDC-CWICR

by datadrivenconstruction

Pending

Open multilingual construction cost database for AI Agents - 55K+ work items, 27K+ resources, 9 languages. Semantic search via Qdrant vector DB

102stars
20forks
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Added 3/22/2026
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AI Agentsagentic-workflowai-agentsantigravitybimcadclaude-codeconstructioncost-estimationdwgestimationifckilocoden8nopencodepipelineqdrantrevitvector-databaseworkflow
Installation
# Add to your Claude Code skills
git clone https://github.com/datadrivenconstruction/OpenConstructionEstimate-DDC-CWICR
README.md
<h3 align="center">DDC CWICR - Construction Work Items, Components & Resources </br> + Pipelines n8n for calculating estimates based on descriptions, photos, and CAD (BIM)</h3> <p align="center"> <a href="README.md"><b>🇬🇧 English</b></a> • <a href="README.zh-CN.md">🇨🇳 中文</a> • <a href="README.es.md">🇪🇸 Español</a> • <a href="README.pt-BR.md">🇧🇷 Português</a> • <a href="README.ru.md">🇷🇺 Русский</a> • <a href="README.ja.md">🇯🇵 日本語</a> • <a href="README.de.md">🇩🇪 Deutsch</a> • <a href="README.fr.md">🇫🇷 Français</a> </p> <p align="center"> <img src="https://github.com/datadrivenconstruction/cad2data-Revit-IFC-DWG-DGN-pipeline-with-conversion-validation-qto/blob/main/DDC_in_additon/DDC_readme_content/OpenConstructionEstimate.jpg" alt="OpenConstructionEstimate" width="1000"> </p> <div align="center"> <img src="https://img.shields.io/badge/Work_Items-55,719-2563eb?style=for-the-badge" alt="Work Items"> <img src="https://img.shields.io/badge/Resources-27,672-059669?style=for-the-badge" alt="Resources"> <img src="https://img.shields.io/badge/Languages-11-d97706?style=for-the-badge" alt="Languages"> <img src="https://img.shields.io/badge/Countries-12+-dc2626?style=for-the-badge" alt="Countries"> </div> <div align="center"> <img src="https://img.shields.io/badge/License-CC_BY_4.0-green?style=flat-square" alt="License"> <img src="https://img.shields.io/badge/Version-v0.1.1-blue?style=flat-square" alt="Version"> <img src="https://img.shields.io/badge/Embeddings-OpenAI_3072d-412991?style=flat-square" alt="Embeddings"> <img src="https://img.shields.io/badge/Vector_DB-Qdrant-dc382d?style=flat-square" alt="Qdrant"> <img src="https://img.shields.io/badge/Automation-n8n-ea4b71?style=flat-square" alt="n8n"> </div> <p align="center"> <img src="https://github.com/datadrivenconstruction/cad2data-Revit-IFC-DWG-DGN-pipeline-with-conversion-validation-qto/blob/main/DDC_in_additon/DDC_readme_content/OpenConstructionEstimate_bottom.jpg" alt="OpenConstructionEstimate" width="1000"> </p> <h3 align="center">⚡ n8n Workflows</h3> <p align="center"><code>Choose your input → Get cost estimate</code></p> <br> <table width="100%"> <tr> <td align="center" valign="top" width="33%"> <br> <h3>📝 Text</h3> <p>Quick scope-to-estimate<br>from a short description</p> <p><b>Input:</b> Telegram / chat message<br> <b>Output:</b> Matched work items + estimate</p> <br> <a href="#1️⃣-text-estimator-bot">📖 Documentation</a> <br><br> <a href="./n8n_1_Telegram_Bot_Cost_Estimates_and_Rate_Finder_TEXT_DDC_CWICR.json"> <img src="https://img.shields.io/badge/Download_Workflow-0A84FF?style=for-the-badge&logo=download&logoColor=white" alt="Download"/> </a> <br><br> </td> <td align="center" valign="top" width="33%"> <br> <h3>📷 Photo / PDF</h3> <p>Site photos, scanned BOQ,<br>photo-PDF from the field</p> <p><b>Input:</b> Image or PDF pages<br> <b>Output:</b> Extracted scope → estimate</p> <br> <a href="#2️⃣-photo-cost-estimator">📖 Photo Do...
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