Top SURVEY GitHub Repositories & Tools (2026)

Open-source construction ERP - BOQ, PDF/CAD/BIM takeoff, AI cost matching, 293 guided cases. 120,000+ priced positions, 45 languages, 192 modules. AGPL-3.0. pip install openconstructionerp

📝 Simple form & survey app for Nextcloud

Ground mobile data collection app for Android

Open-source (Apache-2.0) PDF takeoff for construction & flooring — the first engine an AI agent drives natively over MCP, not bolted on. Rooms measured on the wall faces, symbol sweeps, materials + quantities with full provenance, built for preconstruction. Runs entirely in your browser.