#bim (20 Repositories)
Ranked open-source repositories tagged with #bim, scored by pull request acceptance likelihood and maintainer engagement velocity.
43.1%
14.6h
20 repositories tagged #bim
pascalorg/editor
Open-source 3D architectural editor with a local CLI, MCP tools, and practical workflows for humans and AI agents.
iTwin/itwinjs-core
Monorepo for iTwin.js Library
FreeCAD/FreeCAD
Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.
buildingSMART/IFC4.x-development
Repository to collect updates to the IFC4.x specification
xeokit/xeokit-sdk
3D BIM IFC Viewer SDK for AEC engineering applications. Open Source JavaScript Toolkit based on pure WebGL for top performance, real-world coordinates and full double precision
DynamoDS/DynamoRevit
Dynamo Libraries for Revit
specklesystems/specklepy
Python SDK 🐍
bldrs-ai/Share
Share is a browser-based BIM & CAD viewer and collaboration platform. Supports IFC, STEP, STL, OBJ, GLTF
ibuilder/massing
Open, self-hosted, IFC-native AEC platform: web BIM viewer + modeling, a ~100-module GC portal (RFIs, pay apps, CPM, construction accounting — double-entry GL/WIP → QuickBooks, e-sign), AI assist, IDS authoring, estimating + embodied carbon, a development proforma, and operate/dispose (CMMS, facility condition, rent roll, waterfall).
xBimTeam/XbimEssentials
A .NET library to work with data in the IFC format. This is the core component of the Xbim Toolkit
hypar-io/Elements
The smallest useful BIM.
madil4/awatif
Open-source, AI-native structural analysis and design toolset that runs in the browser
datadrivenconstruction/OpenConstructionERP
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
DynamoDS/Dynamo
Open Source Graphical Programming for Computational Design and Automation
paireks/dotbim
Minimalist file format for BIM
datadrivenconstruction/OpenConstructionEstimate-DDC-CWICR
Open multilingual construction cost database for AI Agents - 55K+ work items, 27K+ resources, 30 regions. Semantic search via Qdrant vector DB
mlt131220/Astral3D
基于Vue3 + THREE.JS 免费开源的三维引擎及配套编辑器，包含BIM轻量化、CAD解析预览、粒子系统、插件系统等功能。 A free and open-source 3D engine based on Vue3 + THREE.JS and its accompanying editor, featuring functions such as BIM lightweighting, CAD parsing preview, particle system, and plugin system.
thingraph/bim-viewer
A WebGL based BIM viewer, built on three.js and Vue. Used to view gltf, ifc, obj, dae, stl models, etc.
datadrivenconstruction/DDC_Skills_for_AI_Agents_in_Construction
221 AI skills for construction: BIM analysis, cost estimation, scheduling, document control, and automation with Claude Code
opensourceBIM/BIMserver
The open source BIMserver platform