gaeb

Open-source construction ERP - BOQ, PDF/CAD/BIM takeoff, AI cost matching, 293 guided cases. 120,000+ priced positions, 44 languages, 190+ modules, cost data for 40+ markets. AGPL-3.0. pip install openconstructionerp

Python library to parse, validate, write and convert GAEB DA XML files (2.0–3.3): construction tenders, bids, orders, cost estimates and quantity take-offs. Exports to PDF, Excel, Word, HTML, Markdown, CSV and pandas; optional LLM item classification and extraction.

Demonstration of the Dangl.AVA and Dangl.GAEB libraries

AVACloud demo in PHP to read, write, convert and create GAEB files

AVACloud demo in Node to read, write, convert and create GAEB files

Modular GAEB XML processing platform for Linux (Java 21, Spring Boot, Vaadin)

Demonstration of the Dangl.AVA and Dangl.GAEB libraries

AVACloud demo in Java to read, write, convert and create GAEB files

AVACloud demo in Java to read, write, convert and create GAEB files

Demonstration of the Dangl.GAEB and Dangl.Oenorm libraries

Pure-Rust, lossless GAEB DA XML tools for OpenBIM.rs

For the Python 3 client, visit the `python3` branch

German Public Procurement API: construction tenders from oeffentlichevergabe.de with GAEB bill of quantities (.x83 .d83 .p83) as JSON. n8n workflow template, MCP configs (Claude, Cursor, OpenAI) and examples for the Apify Actor.

Public product and technology overview of raqid — software for automated public tender workflows.

Writer and reader for REB-VB 23.003 DA11 files (Aufmaß / quantity calculations), plain PHP, MIT

GAEB DA XML in pure Rust: read tenders and bids, validate, write schema-valid X84, price a tender. One core, a CLI and a Python package.