OpenConstructionERP Files

OpenConstructionERP is an open-source construction management

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Name	Modified	Size	InfoDownloads / Week
Parent folder
README.md	2026-05-26	844 Bytes	0
v5.2.0 -- Epic I International BOQ (GAEB + BC3 + NRM + MasterFormat) source code.tar.gz	2026-05-26	264.1 MB	0
v5.2.0 -- Epic I International BOQ (GAEB + BC3 + NRM + MasterFormat) source code.zip	2026-05-26	267.2 MB	0
Totals: 3 Items		531.3 MB	0

OpenConstructionERP v5.2.0

Fifth wave — Epic I: Leistungsverzeichnis worldwide. Native I/O for the four BOQ formats covering ~70% of the Tier-1 construction market.

New BOQ format adapters

GAEB X81 / X83 / X84 (DACH) — round-trip parser polish, hierarchical positions, GTU codes, FX-correct totals.
BC3 (FIEBDC-3) — Spanish budget standard. Capítulo / partida tree, mediciones, precios descompuestos.
NRM Excel (UK) — work sections, NRM1 element codes, BCIS-compatible measurement rules.
MasterFormat Excel (US) — division + section structure, code format validation, Procore-compatible export.

New page /regional-exchange ties these adapters together with a single drag-and-drop import surface.

Upgrade

:::bash
pip install --upgrade openconstructionerp
alembic upgrade head

Source: README.md, updated 2026-05-26

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