OSArch

pystran brings Python-based structural analysis to trusses and beams

Mon, 01 Jun 2026 00:00:00 +0100

pystran is an open source Python package for structural analysis of two-dimensional and three-dimensional truss and beam structures, with linear static and free vibration solvers.

Graphisoft feat Speckle webinar: Make Archicad data work everywhere with Speckle

Sun, 31 May 2026 00:00:00 +0100

Graphisoft, Speckle, and LINK Arkitektur present a webinar on making Archicad model data available for validation, reporting, coordination, and downstream workflows.

Your model data is closer to AI-ready than you think

Sun, 31 May 2026 00:00:00 +0100

Speckle hosts a webinar with Suffolk Construction and HGA on conditioning BIM portfolios for AI-ready design data, validation, extraction, and practical data strategy.

Blender Conference 2026

Sat, 30 May 2026 00:00:00 +0100

Blender Conference 2026 takes place September 23-25 at Felix Meritis in Amsterdam, bringing together Blender artists, developers, contributors, and users across four parallel tracks.

buildingSMART Australasia Xchange 2026

Sat, 30 May 2026 00:00:00 +0100

Xchange 2026 is buildingSMART Australasia's two-day annual event at QUT, with an openBIM with IFC technical seminar on day 1 and a conference on digital transformation and open standards on day 2.

Hippo3D brings Rhino-style CAD workflows to Blender

Sat, 30 May 2026 00:00:00 +0100

Hippo3D is a new GPL-3.0 Blender plugin exploring command-based, coordinate-driven CAD modelling workflows inspired by Rhino.

Bonsai Viewer is coming

Fri, 29 May 2026 00:00:52 +0100

Bonsai Viewer is being developed as a free software IFC coordination and review viewer, addressing the gap left by commercial tools such as Revizto, BIMcollab, and Solibri.

Speckle launches Design Explorer beta

Thu, 28 May 2026 00:00:00 +0100

Speckle has launched Design Explorer beta, a Speckle Intelligence dashboard widget for browsing, comparing, and sharing Grasshopper design options from tagged model data.

LinesCAD announced as a new free software BIM and CAD experiment

Fri, 15 May 2026 00:00:00 +0100

Yorik van Havre has announced LinesCAD, an early Python-based free software BIM and 2D CAD project built around IFC, IfcOpenShell, Qt, and Coin/Pivy.

NXT BLD 2026

Tue, 12 May 2026 00:00:00 +0100

NXT BLD 2026 runs 13-14 May at the Queen Elizabeth II Centre in London, with NXT DEV sessions covering open BIM data, open SDKs, xeokit, Speckle, That Open Company, and in-house AEC software development.

Beyond interop: Managing design data at portfolio scale to drive competitive advantage

Thu, 07 May 2026 00:00:00 +0100

Speckle hosts a session on managing design and model data across a portfolio, covering enterprise data layers, project archiving, model validation, and design intelligence workflows.

Speckle introduces Model Validation beta

Wed, 06 May 2026 00:00:00 +0100

Speckle has introduced a signals-first web interface and Model Validation beta, helping teams check BIM data completeness, consistency, and rule compliance across model versions.

Open PDF Studio brings free software PDF markup to desktop and mobile

Mon, 04 May 2026 00:00:00 +0100

Open PDF Studio is a new LGPL-3.0 PDF editor and annotator from the OpenAEC Foundation, with markup, measurement, redaction, page management, forms, printing, and export tools.

FreeCAD and BRL-CAD join Google Summer of Code 2026

Sun, 03 May 2026 00:00:00 +0100

FreeCAD and BRL-CAD are participating in Google Summer of Code 2026, with BRL-CAD acting as an umbrella organisation for CAx projects including IfcOpenShell.

FreeCAD opens Q2 2026 grant applications

Fri, 01 May 2026 12:00:00 +0100

The FreeCAD Project Association has opened the second 2026 grant review wave, with a quarterly budget and a focus on documentation, testing, release cycle improvements, and ecosystem work.

IFClite adds point cloud and collaboration workflows

Fri, 01 May 2026 06:28:46 +0100

IFClite is expanding from browser-native IFC viewing into point cloud workflows and real-time collaborative IFC editing in the browser.

FreeCAD launches an open science design contest

Fri, 01 May 2026 00:00:00 +0100

The FreeCAD Project Association has launched its first community design contest, asking participants to design an open hardware pinch valve for open science projects.

Suffolk Technologies backs Speckle

Mon, 20 Apr 2026 00:00:00 +0100

Suffolk Technologies has invested in Speckle, following Suffolk Construction's enterprise-wide use of Speckle for AI-ready design intelligence and normalized BIM data.

Bonsai 0.8.5 released

Fri, 17 Apr 2026 00:20:36 +0100

Bonsai 0.8.5 has been released with 962 new features and fixes, including Blender 5.1 support, BonsaiPR, workflow upgrades, AI/MCP tooling, and IfcOpenShell core improvements.

FreeCAD 1.1.1 released with a large set of fixes

Wed, 15 Apr 2026 00:00:00 +0100

FreeCAD 1.1.1 has been released shortly after 1.1.0, collecting a large number of fixes and updated packages.

That Open Engine 3.4 brings native 2D drawings to browser-based BIM

Thu, 09 Apr 2026 00:00:00 +0100

That Open Platform's Release 3.4.0 introduced browser-based technical drawing generation, annotation systems, DXF/PDF export, Paper Space, and Infinite Canvas components.

That Open Platform Release 3.4.0: Native 2D Drawings for BIM

Thu, 09 Apr 2026 00:00:00 +0100

That Open Platform presents Release 3.4.0, adding browser-based technical drawing generation, annotations, DXF/PDF export, Paper Space, and Infinite Canvas UI components.

Track project data quality with Speckle Intelligence

Fri, 27 Mar 2026 00:00:00 +0000

Speckle hosts a session on model validation, real-time analytics, issue tracking, and turning Revit model data into a live project dashboard.

FreeCAD 1.1 released with workflow and usability improvements

Wed, 25 Mar 2026 00:00:00 +0000

FreeCAD 1.1 has been released with Part Design previews, interactive draggers, 3 point lighting, Clarify Selection, Assembly and FEM improvements, animations, and a new CAM tool library system.

Olympus AECO web application toolkit open sourced

Sun, 22 Mar 2026 14:50:38 +0000

Olympus is an open source toolkit for building and prototyping browser-based 3D AECO applications, with IFC support, a Three.js editor, Monaco code editor, charts, Python, undo-redo, and addons.

Blender 5.1 released

Tue, 17 Mar 2026 16:58:24 +0000

Blender 5.1 has been released with performance and stability work across the pipeline, including Cycles speedups, Grease Pencil refinements, Geometry Nodes updates, and Video Sequencer improvements.

Sydney Australia open source AEC meetup #5

Tue, 10 Mar 2026 06:43:47 +0000

Sydney Australia open source AEC meetup #5 is an in-person meet and greet, show and tell, and openBIM discussion at Barangaroo on Friday March 13, 2026.

openBIM Hackathon Porto 2026

Mon, 02 Mar 2026 13:58:26 +0000

The openBIM Hackathon Porto 2026 is a 48-hour in-person hackathon at Alfândega Congress Center, using open standards such as IFC, IDS, BCF, and bSDD.

From Grasshopper to Revit workflows: Model optimization and conversion with Speckle

Fri, 27 Feb 2026 00:00:00 +0000

Speckle hosts a session on production-ready Grasshopper workflows, model optimization for visualization and analysis, and converting Rhino blocks into Revit families using structured model data.

FOSDEM 2026 Open Hardware and CAD/CAM devroom

Sat, 31 Jan 2026 00:00:00 +0000

FOSDEM 2026's Open Hardware and CAD/CAM devroom runs on Sunday 1 February in Brussels, with talks on FreeCAD, OCCT, Dune 3D, KiCad, LibrePCB, ECAD/MCAD collaboration, and open hardware projects.

IFClite adds federated loading support

Wed, 28 Jan 2026 07:44:40 +0000

IFClite, a browser-native IFC viewer built with WebGPU and Rust/WASM, has added federated loading support for IFC4, IFC4X3, and IFC5 workflows.

That Open Engine 3.3 adds BIM-ready analytics components

Thu, 22 Jan 2026 00:00:00 +0000

That Open Platform's Release 3.3.0 introduced BIM-ready chart components and analytics workflows for Fragments, IDS, and BCF data.

That Open Platform Release 3.3.0: From BIM Data to BIM Insight

Thu, 22 Jan 2026 00:00:00 +0000

That Open Platform presents Release 3.3.0, adding BIM-ready chart components and analytics workflows for Fragments, IDS, and BCF data.

Speckle announces project and usage-based plans

Wed, 21 Jan 2026 15:44:07 +0000

Speckle has announced a new hosted-service business model, moving away from seat-based pricing toward project and usage-based plans while keeping self-hosting and core open-source components available.

Speckle launches Autodesk Construction Cloud integration

Tue, 02 Dec 2025 00:00:00 +0000

Speckle has launched an Autodesk Construction Cloud integration for Enterprise customers, syncing ACC model data into Speckle for analytics, dashboards, automation, and historical model insight.

Bonsai 0.8.4 released

Thu, 20 Nov 2025 11:46:49 +0000

Bonsai 0.8.4 has been released with 1111 new features and fixes, including Blender 5.0 support, IfcTester.org, RocksDB IFC model handling, and web-focused IfcOpenShell packaging.

Blender 5.0 released

Tue, 18 Nov 2025 19:15:57 +0000

Blender 5.0 has been released with a redesigned HDR and wide-gamut color management pipeline, Video Sequencer improvements, Geometry Nodes updates, Grease Pencil refinements, and more.

That Open Engine 3.2 opens up BIM modeling in the browser

Thu, 23 Oct 2025 00:00:00 +0100

That Open Platform's Release 3.2.0 introduced browser-based BIM model creation, editing, history, and geometry APIs for open modeling workflows.

That Open Platform Release 3.2.0: We Opened the Models. Now We Open Modeling

Thu, 23 Oct 2025 00:00:00 +0100

That Open Platform presents Release 3.2.0, introducing browser-based BIM model creation, editing, history, and geometry APIs for open modeling workflows.

Blender Foundation announces new board and executive director

Wed, 17 Sep 2025 12:15:06 +0100

Ton Roosendaal will step down as Blender Foundation chairman and CEO on 1 January 2026, with Francesco Siddi taking over as executive director.

Blender Conference 2025

Wed, 17 Sep 2025 09:00:00 +0100

Blender Conference 2025 takes place September 17-19 at Felix Meritis in Amsterdam, bringing together Blender artists, developers, contributors, and users across four parallel tracks.

Bonsai 0.8.3 released

Sun, 13 Jul 2025 10:32:10 +0100

Bonsai 0.8.3 has been released with 770 new features and fixes, including Blender 4.5 support, bSDD improvements, IFC5D updates, and broader polish across Bonsai and IfcOpenShell.

Sydney Australia open source AEC meetup #4

Thu, 17 Apr 2025 02:45:17 +0100

It's been a year since our last meetup! Let's organise another! More details here: https://community.osarch.org/discussion/1749/sydney-australia-open-source-aec-meetup

Castle Game Engine now supports IFC

Sun, 16 Mar 2025 23:41:50 +0000

The Castle Game Engine is a free, open source, cross-platform (desktop, mobile, console, web) 3D and 2D game engine. It comes with a powerful visual editor and support for open standards like glTF, X3D, ... and now IFC - a key open standard

First Speckle Ambassador MeetUp

Sun, 29 Sep 2024 02:18:01 +0100

Join the Speckle Community at our first ambassador meet up generously hosted by UNStudio in the heart of Amsterdam. This will happen on Friday, October 11th from 2pm - 5pm and you will be joined by AEC leaders, developers and enthusiasts wh

SpeckleCON, November, London

Tue, 13 Aug 2024 00:03:21 +0100

Other conferences talk about the future of AEC. At SpeckleCon, you'll see it. Check out SpeckleCon November 13-14 in-person in London, more details here: https://conf.speckle.systems/

Blender Conference 2024

Thu, 01 Aug 2024 08:03:52 +0100

The Blender event of the year! The largest gathering of artists, developers and contributors will take place again at the beautiful 18th century neo-classical Felix Meritis in the heart of Amsterdam. This year’s edition of the Amsterdam Ble

FreeCAD 2024 North American Meetup

Tue, 18 Jun 2024 05:35:33 +0100

In Springfield, Illinois, on August 15 — 18, we will be hosted by Innovate Springfield, just south of the Old State Capitol downtown. With an open invitation to the public, please come ready to showcase what you can do with FreeCAD, or even

opensource.construction Community Standup: The Journey of IfcOpenShell

Fri, 07 Jun 2024 01:48:54 +0100

OpenSource.Construction is launching our community standup on June 20th at 12:30 CET with a presentation about the journey of Ifcopenshell. Thomas Krijnen will talk about how he maintained, grew and contributed to one of the most popular op

buildingSMART Australasia Xchange 2024

Wed, 08 May 2024 03:56:17 +0100

Xchange 2024 is the first of its kind, a brand new buildingSMART Australasia annual event running over 2 days. It combines a unique technical learning experience on Day 1, and a line-up of handpicked speakers who will discuss how Digital tr

Blender Conference BON-LA 2024

Fri, 19 Apr 2024 02:19:17 +0100

For the first time ever, there will be an official Blender Conference in the United States. Taking place on April 19 and 20 in Hollywood, Los Angeles. The event has already sold out, but the sessions will be recorded and shared on the CG Co

Hackathon - Beyond The Speckleverse

Mon, 08 Apr 2024 20:26:50 +0100

Speckle's online global hackathon crafted for the dauntless, the innovators, and the perpetually curious within the AEC realm.

Sydney Australia Open Source AEC Meetup

Mon, 01 Apr 2024 06:12:19 +0100

If you're in Sydney and love open source, join the technical get-together in Barangaroo in Sydney on 5th April 9am to 1pm. We'll discuss technical topics around the BlenderBIM Add-on, IFC, and anything else open source! Contact dion@thinkmo

BILT Europe 2024

Wed, 06 Mar 2024 22:11:37 +0000

BILT is an annual event, designed to cater to the needs of those who design, build, operate and maintain our built environment. As a community of professionals, it is committed to improving the many ways the industry works together. BILT EU

FOSSASIA Summit 2024

Fri, 01 Mar 2024 05:56:10 +0000

FOSSASIA Summit 2024 will take place from Monday 8th April to Wednesday 10 April in Ha Noi, Viet Nam. With over a decade of fostering collaboration and knowledge exchange, the FOSSASIA Summit has become a platform for developers, enthusiast

Speckle February Community Standup

Thu, 15 Feb 2024 20:31:51 +0000

It's time for your favorite Community StandUp! On February 28th from 3-4pm GMT, we will be showcasing our new Front End: The New Speckle. https://docs.google.com/forms/d/e/1FAIpQLSeJeC4oH6dqzA2ZOlqsx3cK_pAMMOYHl2wBvImpeusfnGh-Sg/viewform

Sydney Australia open source AEC meetup #2

Mon, 05 Feb 2024 21:38:41 +0000

What: Sydney Australia open source AEC meetup #2 When: 9am to 1pm (but feel free to stay for lunch onwards) Feb 14th Wednesday. Where: Lendlease Barangaroo Office (email dion@thinkmoult.com if interested to come) Why: Meet and greet, come p

FreeCAD/KiCAD meeting in Brussels

Mon, 22 Jan 2024 21:25:53 +0000

This year again, there will be a FreeCAD (and this time together with KiCAD) developers and community meeting in Brussels on February 2nd, 2024,, the day prior to FOSDEM. It is a great opportunity to meet developers and other users and+disc

Speckle January Community Standup

Thu, 18 Jan 2024 21:14:34 +0000

Our first Community StandUp of 2024 is happening soon! This time, we're focusing on ways you can make the most of Grasshopper and Speckle. We'll also share our latest release updates and improvements. Don't miss out! ? ? When? Wednesday, Ja

FOSDEM 2024 Open Hardware and CAD/CAM devroom

Tue, 16 Jan 2024 03:58:55 +0000

FOSDEM is a free event for software developers to meet, share ideas and collaborate. Every year, thousands of developers of free and open source software from all over the world gather at the event in Brussels. This year, the Open Hardware

Open Source Construction AEC Hackathon - Zurich Edition

Sat, 13 Jan 2024 03:33:11 +0000

Up to 150 digital doers (and those who want to become one) come together for 40 hours and collaboratively build solutions that solve existing problems from their daily work. You can either work on a challenge proposed by one of our event pa

Sydney Australia open source AEC meetup

Thu, 11 Jan 2024 22:29:07 +0000

A small casual social, show and tell, and Q&A meetup will be held at Lendlease Australia offices all about open source in AEC. Starting 10am Jan 17th Wednesday. Come to Level 14, ITS Tower Three, 300 Barangaroo Ave and there should be a roo

Netherlands Computational Design Day

Thu, 11 Jan 2024 21:36:37 +0000

Start the Year Off Right with Our Computational Design Day! We are excited to announce the Computational Design Day, organized by Revit User Group. This event is the perfect opportunity to start your year productively and inspiringly. What

Creative Freedom Summit 2024

Wed, 10 Jan 2024 22:30:21 +0000

On January 23-25th, 2024, be part of the Creative Freedom Summit, a virtual conference dedicated solely to the features and benefits of Open Source creative tools. Be inspired by fellow artists, designers, and makers, and learn how you can

buildingSMART UK+I - A different view of IFC

Thu, 16 Nov 2023 22:54:12 +0000

The second in a series of webinars introducing and extending industry knowledge of IFC and the range of buildingSMART tools and resources. In this session: IFC – the basics – Emma Hooper, BuildData Group Research Institute Unlocking the dat

YouTube Webinar on the BlenderBIM Add-on by Carlos Dias

Wed, 08 Nov 2023 20:38:14 +0000

By Carlos Dias: No dia 13 farei um Webinar no meu canal do youtube falando sobre o BlenderBIM Add-on! Estão todos convidados! https://www.youtube.com/@c4rlosdias https://www.linkedin.com/posts/carlos-dias-6a293868_blenderbim-ifc-openbim-act

BIMForum Webinar: IFC Show and Tell – What you can do with IFC and how to work with the data

Mon, 06 Nov 2023 21:37:54 +0000

A free webinar presented by Dion Moult. BIMForum & Building Smart presenting a webinar on IFC and how you can work with the data. Presented at a special time for viewers in both the US, and Australia & New Zealand. We'll cover: The differen

Intro to OpenBIM and the BlenderBIM Add-on Presentation Metropolia FI University

Sun, 05 Nov 2023 21:56:12 +0000

Dion Moult will be providing a guest lecture at the Metropolia FI University (https://www.metropolia.fi/en) introducing OpenBIM, IFC, the BlenderBIM Add-on, and more free and open source software.

1º Seminário Solare acontece nos dias 30 e 31 de outubro

Mon, 30 Oct 2023 21:15:24 +0000

O projeto Softwares Livres para Arquitetura e Engenharia (Solare) irá promover o 1º Seminário Solare nos dias 30 e 31 de outubro. Segundo o coordenador do projeto, Danilo Matoso, será um importante momento para agregar novas pautas e dialog

SpeckleCon - the free online AEC conference of the year

Tue, 26 Sep 2023 14:24:44 +0100

SpeckleCon: our free online conference, now including one dev day! We will focus on how to unlock data to fuel collaboration, automation, and connectivity across all design workflows. Over two days, you’ll participate in talks and workshops

Elevate Your BIM Game: 4D & 5D Capabilities in BlenderBIM Unveiled

Sun, 24 Sep 2023 18:59:07 +0100

In this workshop, we will explore current 4D and 5D capabilities of the BlenderBIM add-on with Yassine. Come say hello and ask questions! We'll delve into essential topics such as managing calendars, schedules, tasks, resources, productivit

IDS Masterclass

Tue, 19 Sep 2023 03:23:19 +0100

IDS Masterclass on October 12th at 15:30 CEST. Elevate Your BIM Projects and Career. A transformative experience awaits you! What You'll Learn: * Introduction to IDS and free tools (featuring free software IfcTester) * Types of IDS specific

QCAD for technical drawing (Workshop and books)

Fri, 01 Sep 2023 14:43:41 +0100

If you had to choose software to begin working in architectural design, which would be your first choice? Many might think that a BIM solution such as BlenderBIM or FreeCAD would be the ideal choice. In many cases, they offer numerous advan

IfcCsv and Other BlenderBIM Tools

Mon, 14 Aug 2023 17:56:13 +0100

We're thrilled to continue our series of monthly online meetups, and this time we're diving deep into the tools within BlenderBIM. Whether you're a seasoned professional or starting out, this session is for you. Join us and be part of a com

FreeCAD 0.21 released

Sun, 13 Aug 2023 12:20:37 +0100

Last week, a new stable release of FreeCAD has been published, tagged 0.21. This release is mostly there to provide a stable point before implementing Toponaming resolution functionality. Toponaming is how we call the problem of unstable re

Community StandUp With Speckle

Wed, 02 Aug 2023 01:02:44 +0100

It's time for your favorite Community StandUp! On August 23rd, Speckle will be sharing with you our latest updates with PowerBI, and leave time for questions. Register here: https://docs.google.com/forms/d/e/1FAIpQLSfjITs101fPiUgK_2e4DAHh8m

What is Brickschema and how can I use it? Update: BlenderBIM Add-on's Brick module.

Sat, 29 Jul 2023 06:49:17 +0100

For the past 8 weeks, I've been working on the BlenderBIM Add-on's Brickschema authoring module as part of the Google Summer of Code Program . I’m pretty new to the schema, but I’ve learned a lot about its usage and implications! I’ve liste

OSArch Monthly Meeting: Back on Track with BlenderBIM

Mon, 10 Jul 2023 18:48:48 +0100

We're excited to announce the return of our monthly online meetups! No matter your skill level, everyone's invited. Whether you're an old friend or new, we can't wait to learn and share knowledge together again. Our upcoming session will fe

FreeCAD Vancouver Hackathon

Fri, 02 Jun 2023 01:11:46 +0100

The FreeCAD Project Association is sponsoring a FreeCAD Hackathon 11–13 August 2023.

Funding for a GIT/IFC Interface in BlenderBIM.

Mon, 27 Mar 2023 17:46:58 +0100

Imagine GIT for IFC files. That is, imagine a tool that keeps track of changes to an IFC file over the duration of a design project--a tool that allows branching or forking of different design options from a distributed team, and tool that

Open Source for Architects Conference

Mon, 13 Mar 2023 05:00:42 +0000

CNPA Lab invites you to the Open Source for Architects Conference on emerging Open Source, Interoperability, Free Software & Open Standards in Architecture. Thursday 16 March 2023 13:00-17:30 – EPFL CAMPUS, Foyer SG – ZOOM, ID : 614 2193 05

Google Summer of Code 2023 starting soon!

Thu, 09 Mar 2023 09:38:53 +0000

Google Summer of Code is an annual programme that helps students and those new to open source software make their first steps into contributing code to software projects. GSoC Contributors work with an open source organization on a 12+ week

Multiplayer Design Workflows: Connecting People With 3D Data

Fri, 03 Mar 2023 03:17:33 +0000

Delivered by key team from Speckle Development AEC has rapidly become a data focused industry with tools emerging to facilitate the management of this data. Speckle is open source digital infrastructure for anything designed in 3D. We handl

CAD Sketcher 0.27.0 for Blender update

Tue, 28 Feb 2023 22:47:38 +0000

CAD Sketcher is a Blender add-on based on SolveSpace that lets you draw parametrically constrained CAD profiles, arcs, and circles.

FreeCAD (and free CAE) conference

Mon, 27 Feb 2023 21:02:23 +0000

Join us for the first annual FreeCAD (and free CAE) conference hosted by the University of Pretoria (South Africa). We will bring together experts and enthusiasts from around the world to share their knowledge, experience, and vision for th

A night with Speckle In Real Life (IRL)

Mon, 20 Feb 2023 22:06:20 +0000

Join us for a fun break between the two Shape To Fabrication Conference days - whether you attend the conference or not. Everyone who is passionate about 3D tech, BIM, and AEC is welcome for an evening of networking, drinks, and gossip - po

Parametric Design with Blender – Studio Dimitar Pouchnikov

Fri, 17 Feb 2023 02:00:09 +0000

Topic: Parametric Design with Blender Date: February 25 – 26, 2023 Time: 16:00 – 20:00 GMT Format: Online on Zoom Duration: 2 Sessions ( 9 Hours) Registration Deadline: February 24, 2023 Total Seats: 50 Seats Early-bird Registration: 90 EUR

The potential open-source game engine for Blender-BIM

Sun, 22 Jan 2023 05:43:46 +0000

In the AEC industry, integrating game engines into the design process has become increasingly popular due to technological advances. Add-ons such as Enscape, Twinmotion, Lumion and D5 Render provide real-time visualisation and VR capability

FreeCAD meeting day 2023

Mon, 09 Jan 2023 01:09:19 +0000

The FreeCAD project association (FPA) is organizing a meeting day in Brussels, Belgium, one day prior to FOSDEM 2023. The event will be held at Atelier des Tanneurs, on Friday, February 3rd from 9:00 to 17:30. The event is open to anyone interested in meeting other FreeCAD developers and users and discuss about FreeCAD. No registration is required.

IFC-101 - A Free IFC crash course with python

Sat, 12 Nov 2022 04:40:00 +0000

The IFC-101 series is a free course with python, taking you from the Basics of IFC up to building a native IFC native application.

New open source 4D project planning and controls toolkit

Sat, 22 Oct 2022 00:27:00 +0100

There is a new suite of open source 4D project planning and controls libraries developed by Hassam Emam, a professional project planner.

Whitepaper published on Native IFC methodologies

Sat, 15 Oct 2022 12:38:00 +0100

A new whitepaper has been published on Native IFC methodologies, authored by Bruno Postle, developer of Native IFC software Homemaker, and co-authored by Thomas Krijnen and Dion Moult, developers of Native IFC libraries and interfaces. The

Open Source Ecology Seed Eco-Home 2 product release

Sun, 09 Oct 2022 01:26:19 +0100

The Seed Eco-Home 2 is a highly sustainable open source design for anybody to build their own modular 1,000sf home for 50k in a week.

A Call for Projects to Fund via OSArch's Open Collective Site

Mon, 03 Oct 2022 15:21:02 +0100

As many of you know, we recently created a funding platform on Open Collective: https://opencollective.com/osarch Here the community can fund OSArch in general, and/or fund specific projects directly. To just get the ball rolling, the stee

Procedural pavilion Blender for architects course

Thu, 22 Sep 2022 08:02:31 +0100

Learn how to create a procedural pavilion using free software Blender for architects in this upcoming course by Dimitar Pouchnikov.

Procedural pavilion Blender for architects course open for registration

Thu, 22 Sep 2022 08:00:03 +0100

This course focuses on creating a beach procedural pavilion. You will learn how to work with subdivision modeling with Blender's modifiers.

Technical drawing creation with Blender and Inkscape (Workshop)

Thu, 15 Sep 2022 19:32:35 +0100

When you start working with Blender to create architectural models, one of the last things you imagine is that it is possible to output technical drawings instead of a traditional render. Did you know that you can produce technical drawings

Support OSArch with Money!

Mon, 05 Sep 2022 08:38:24 +0100

We now have a platform ready to present projects and manage donations. Just head over to the new OSArch Open Collective.

OpenProject 12.2.0 released with Nextcloud integration

Fri, 02 Sep 2022 01:27:12 +0100

OpenProject now integrates with Nextcloud to allow documentation, schedules, and specifications to be linked to work packages.

A 'Banner' for Using BlenderBIM in Production

Tue, 09 Aug 2022 21:37:50 +0100

OSArch has a new banner image! The BlenderBIM image is courtesy of a collaboration between Ioannis Christovasilis of Aether Engineering and Ryan Schultz of OpeningDesign. Read more about the project ...

News from the OSArch wiki

Fri, 29 Jul 2022 13:50:31 +0100

Part of our mission at OSArch is bringing people together & sharing knowledge. The OSArch Wiki plays an important role in this goal. In the OSArch Community Forum we discuss topics and on the wiki we document them. At least that’s the idea, but it takes a lot of dedicated work. I had some free time this week so I’ve been working on the OSArch wiki. Read on if that sort of information goldmine is interesting for you … maybe you’d like to help.

AEC Magazine features OpenBIM & BlenderBIM add-on

Tue, 12 Jul 2022 17:19:42 +0100

AEC Magazine has published a 16 page special edition featuring IFC, OpenBIM, and Open source software like the BlenderBIM Add-on and IFC.JS.

Blender for architecture workshop

Thu, 07 Jul 2022 17:11:22 +0100

Since this is my first article, let me introduce myself and Blender 3D Architect . My name is Allan Brito, and I've been an architect working with Blender since version 2.35. When I started using Blender in 2005, it wasn't something that ma

FreeCAD 0.20 released!

Sun, 26 Jun 2022 10:00:37 +0100

FreeCAD 0.20 has been released with tree view improvements, multiple edit modes, section tool, documentation, new add-ons, and improved 2D BIM support.

BabylonJS 5.0 release makes 3D web apps easier than ever

Sat, 28 May 2022 06:39:34 +0100

BabylonJS is an open source library to build 3D webapps. The 5.0 release includes WebGPU, cross platform native apps, performance profiler, GUI and more.

Inkscape 1.2 released with major improvements in vector design

Thu, 19 May 2022 03:50:18 +0100

Inkscape 1.2 has been released with major improvements for alignments, multipage documents, gradients, markers, and text flow.

BlenderBIM Add-on Knowledge Exchange

Fri, 29 Apr 2022 22:44:25 +0100

A casual session to share workflows and ask questions on how to do things with the BlenderBIM Add-on.

Speckle Community Standup - May the 4th Be With You!

Fri, 29 Apr 2022 12:19:52 +0100

At Speckle we host monthly meetings with our community members to get to know them better, share what we’re working on and hear feedback.

IFC.js crash course available this week

Thu, 28 Apr 2022 00:45:47 +0100

The IFC.js crash course will teach you to create own BIM software. IFC.js is the leading open source library for creating Native IFC based apps.

Studio GIB - Open Source Architecture as a business model

Sat, 16 Apr 2022 03:16:48 +0100

Studio GIB describes how they use open source principles for their design and architecture projects, including a table and open air workshop.

dotbim - minimalist file format for BIM

Sat, 26 Feb 2022 06:38:14 +0000

An open-source, accessible, simple, minimalistic file format for BIM called dotbim that will allow you to store geometry and data with it.

FOSDEM 2022: Hacking through BIM models

Sun, 23 Jan 2022 22:02:54 +0000

This year's FOSDEM focuses on Python hacks for BIM - a paradigm for 3D CAD models made for Architecture, Engineering and Construction (AEC).

BlenderBIM Add-on - Technical Knowledge Exchange

Mon, 10 Jan 2022 04:58:16 +0000

Hey everyone, in the live chat some of us discussed having a regular meeting, say once a month, where expert users can share their knowledge and learn from others as well. The meeting is by no means exclusive to self proclaimed guru's ?, so

E-Zigurat: Programming OpenBIM with Python

Sun, 19 Dec 2021 22:27:33 +0000

Open source developer Dion Moult will be teaching the fourth module of the online university course for Parametric Design with Visual Programming in BIM by the Zigurat Global Institute for Technology. This program has been designed for engi

Boao Forum for Asia - ISTIF: Impetus for Innovation, Digital Building, future City

Sat, 04 Dec 2021 00:01:52 +0000

Dion Moult will be presenting on the second ISTIF conference of the Boao Forum for Asia, on the Impetus for Innovation, Digital Building, future City.

Speckle Webinars Part I

Mon, 29 Nov 2021 09:56:26 +0000

Join us for a beginner level webinar to learn how to use Speckle to enable Rhino→Revit and Grasshopper→Revit workflows in your projects.

Speckle.js + IFC.js 2 open source tools to agilize design

Sat, 27 Nov 2021 02:42:18 +0000

We are proud to be a part of this upcoming event where Speckle Systems and IFC.JS discuss open source and agile design.

Topologic Workshop

Sun, 14 Nov 2021 21:15:19 +0000

Topologic Workshop Date: Friday 19 November at 16:00 GMT Zoom Registration Link: https://cardiff.zoom.us/webinar/register/WN_qLwlMDRZRsaOkNFGn2dFFA Description: I will be conducting an introductory 2-hour Topologic Workshop. This will intro

Speckle Monthly Community Standup

Mon, 08 Nov 2021 23:43:49 +0000

At Speckle we host monthly meetings with our community members to get to know them better, share what we're working on and hear feedback. Save the date as soon we’re having our next one! When: November 10, 4:00 PM (UK time) Where: meet.goog

Free online lecture about Topologic: Enhancing spatial representation in BIM by Wassim Jabi, Cardiff University

Wed, 03 Nov 2021 22:03:34 +0000

Tuesday, Nov. 9 at 9am Pacific time (5pm GMT) Zoom registration link: https://uoregon.zoom.us/meeting/register/tJwtf-igqjojHtZFJ5oLa-UWWdhwQxsBrBV9?_x_zm_rtaid=xjV5WCDfSOGMJI5P-NoCTQ.1635976693186.d3256f2e0e8abc43688644e05f8a5cbc&_x_zm_rhta

Topologic is now a one-click install for Blender/Sverchok

Mon, 01 Nov 2021 21:49:37 +0000

Topologic offers topological analysis of geometry in architecture. A new milestone release offers an easy install for Blender and Sverchok.

OSArch LiveStream: Monthly Meetup #19 on BridgeLink, an open-source bridge engineer software, with Richard Brice

Fri, 22 Oct 2021 22:48:06 +0100

In this monthly meetup we focus on structural analysis and design with Richard Brice who will talk about BridgeLink, an open-source bridge engineer software published by the Washington State Department of Transportation. The flagship applic

Speckle Connect! - open-source for AEC

Sun, 17 Oct 2021 22:26:22 +0100

Connect! is Speckle's conference for engineers, designers, BIM managers, hackers, and anyone interested in open-source for the AEC industry.

OSArch LiveStream: Monthly Meetup #17 on Blender for Architectural Concept Design with Dimitar Pouchnikov, AIA

Thu, 05 Aug 2021 22:07:38 +0100

Presentation by Dimitar Pouchnikov on the use of Blender for Architectural Concept Design for OSArch Meetup #17.

IFC.js is growing and it's looking for contributions

Fri, 30 Jul 2021 16:23:49 +0100

The project has become one of the most exciting OS BIM projects. Now, IFC.js is growing and it's looking for contributions.

CAADFutures2021: Intro to Native IFC and Open Source AEC

Mon, 12 Jul 2021 06:48:45 +0100

Dion Moult will be presenting an introduction on Native IFC and open source AEC applications, like the BlenderBIM Add-on and more.

OSArch LiveStream: Monthly Meetup #16 on xeokit, a 3D Web Programming Toolkit for AEC Graphics

Sun, 27 Jun 2021 15:40:07 +0100

Presentation by Lindsay Kay on xeokit, an open-source web programming toolkit that has been developed for visualizing 3D BIM models in the browser.

BILT Virtual 2021: A crash course on native IFC and the open-source BlenderBIM Add-on (40mins)

Mon, 14 Jun 2021 23:28:27 +0100

Learn about how Native IFC works and the BlenderBIM Add-on. You'll learn how to code in Python using IfcOpenShell & use open-source software.

Google Summer of Code students announced for OpenCAx

Wed, 09 Jun 2021 16:57:54 +0100

Google Summer of Code 2021 students have been announced for OpenCAx projects, including BRL-CAD, FreeCAD, IfcOpenShell, and OpenSCAD.

OSArch LiveStream: Monthly Meetup #15, Vladimir Elistratov presents "Blender-OSM Add-on: Current state and ongoing development"

Thu, 03 Jun 2021 15:58:12 +0100

In this monthly meetup the keynote presentation will be given by the developer of the Blender-OSM Add-on, Vladimir Elistratov, on its current state and ongoing development. The ultimate goal of the add-on is to generate an environment in Bl

Epic MegaGrants funding awarded to BlenderBIM Add-on

Tue, 25 May 2021 10:52:50 +0100

Epic MegaGrants funding will go towards developing the BlenderBIM Add-on and IfcOpenShell in three aspects: geometry, drawings, and IFC.

Xeolabs releases the new xeokit 1.8 3D graphics SDK.

Wed, 05 May 2021 14:24:09 +0100

Xeokit is an open source 3D graphics SDK for BIM development. They have recently released the new xeokit 1.8 with rendering improvements

Godot Engine is growing potential for the AEC industry.

Tue, 27 Apr 2021 20:00:29 +0100

Godot Engine, the open source game engine is slowly growing to become one of the favorite game engines out there.

OSArch LiveStream: Monthly Meetup #14, Frédéric Beaupère presents "Blender-BIM Add-ons in Production"

Mon, 26 Apr 2021 13:58:46 +0100

For this monthly meetup we are glad to host Frédéric Beaupère, from ERNE Holzbau and one of the active members of OSArch, to present his work on developing and using two BlenderBIM Add-ons in Production. Ifc_Void_Data: A void data aggregati

OSArch LiveStream: Monthly Meetup #13, Dimitrie Stefanescu and Matteo Cominetti present Speckle

Sat, 03 Apr 2021 16:55:34 +0100

Dimitrie Stefanescu and Matteo Cominetti present Speckle, a cloud based solution for the AEC industry that provides interoperability, version control, real time collaboration, data management and automation.

FreeCAD 0.19 has been released

Fri, 26 Mar 2021 13:36:07 +0000

One of the most expected releases if finally here. FreeCAD 0.19 has been released with a lot of improvements and new features in all workbenches.

Speckle Community Meetup

Tue, 23 Mar 2021 09:13:00 +0000

We’ve just launched the 2.0 beta programme, published a new website, started work on some new integrations, and added a new member to our team. Come and join us to chat, ask questions, and share what you’ve been up to!

COMPAS, an open source python framework for AEC

Wed, 03 Mar 2021 15:07:44 +0000

COMPAS is an open source python framework for Architecture, Engineering, Fabrication, and Construction. Its goal is to simplify multidisciplinary collaboration in AEC research, encourage sharing and reuse of research results, and facilitate the transfer of state-of-the-art academic developments into practice.

OSArch LiveStream: Monthly Meetup #12, Gonzalo Casas talks about COMPAS

Sat, 27 Feb 2021 23:39:01 +0000

For the third Monthly Meetup of the year we have the pleasure to host Gonzalo Casas who will present COMPAS , an open-source framework for research and collaboration in Architecture, Engineering, Fabrication, and Construction. More informat

FOSS development for the AEC industry. Highlights from the FOSDEM 2021

Mon, 22 Feb 2021 12:41:17 +0000

In the last February 6th and 7th, took place the FOSDEM 2021, an event organized to promote the use of free and open source software.

Tridify, an IFC data streaming service that supports open source

Mon, 08 Feb 2021 14:59:37 +0000

Tridify is an IFC data streaming service that supports open source projects. With Tridify you can easily share and view IFC models in any web browser.

FOSDEM21 Talk by Dion Moult: The growth of free software in Building Information Modeling for architects, engineers, and construction

Fri, 05 Feb 2021 07:28:41 +0000

Details on how to join this free talk: https://fosdem.org/2021/schedule/event/bim/ The architecture, engineering, and construction industry is a vast, diverse, but highly proprietary field. The primary means of data exchange between archite

OSArch LiveStream: Monthly Meetup #11 on a web-based BIM platform and on Building Energy Modelling (BEM) based on BIM

Thu, 04 Feb 2021 11:51:57 +0000

For February's Monthly Meetup, we have two keynote presentations, the first on a web-based BIM platform and the second on Building Energy Modelling (BEM) based on BIM. Thomas Hächler will talk about: BIMaps.io : an open-source platform to m

LibreCAD has a new release candidate for the version 2.2.0

Tue, 26 Jan 2021 12:39:45 +0000

Another exciting news for the users of Open Source 2D CAD softwares. LibreCAD has a new release candidate for the version 2.2.0.

OSArch LiveStream: Presentation on IFC.js with developer Antonio González Viegas

Thu, 21 Jan 2021 09:53:12 +0000

Antonio González Viegas will be presenting IFC.js, an open-source Javascript library to read and visualize IFC models on a browser. You can watch it live here: https://bigbluebutton.webhostingzone.org/b/dun-gxe-gyz-anq

Ladybug Tools is hiring for two open positions

Sun, 17 Jan 2021 00:01:30 +0000

Ladybug Tools is looking for new team members. Ladybug Tools is a technology company providing software for environmental design.

IFC.JS by Antonio González Viegas - OSArch Monthly Meetup

Sat, 16 Jan 2021 23:21:40 +0000

For our 1st monthly meetup of 2021, Antonio González Viegas @agviegas will give the keynote presentation on IFC.js, a library that converts any browser into an IFC viewer, parsing IFC entities to WebGL geometry through THREE.js. Where: http

LibreDWG 0.12 is released. A free C library to read DWG file.

Tue, 12 Jan 2021 12:27:04 +0000

LibreDWG 0.12 is now released. LibreDWG is a free C library to suppport softwares to handle DWG files, the native file format from AutoCAD.

BIM Project Management software OpenProject 11.1 released

Mon, 04 Jan 2021 23:44:48 +0000

OpenProject 11.1 has recently been released. OpenProject is an open source and free web application for BIM project management.

BIMvoice live with Dion Moult: full building 3D modeling workflow with BlenderBIM

Tue, 29 Dec 2020 03:13:29 +0000

Full building 3D modeling workflow with BlenderBIM **Disclaimer: not yet ready for production use yet.

BIMvoice Livestream: Dion Moult on how IFC integrates with classification systems

Tue, 29 Dec 2020 03:02:36 +0000

Join Dion Moult and Petru Conduraru as they live stream and explain OpenBIM concepts about IFC. This week's topic is about how IFC integrates with classification systems. https://meet.jit.si/bimvoice (only 50 seats available)

BIMvoice Livestream: Dion Moult on how to group sub objects in IFC

Tue, 29 Dec 2020 02:59:35 +0000

Join Dion Moult and Petru Conduraru as they live stream and explain OpenBIM concepts about IFC. This week's topic is about how to group sub objects in IFC. You can watch it live here: https://www.twitch.tv/bimvoice/

BIMvoice Livestream: Dion Moult on how materials are stored in IFC

Tue, 22 Dec 2020 04:10:57 +0000

Join Dion Moult and Petru Conduraru as they live stream and explain OpenBIM concepts about IFC. This week's topic is about how materials are stored in IFC. https://meet.jit.si/bimvoice (only 50 seats available)

A new browser IFC viewer is released in IFC.js

Mon, 21 Dec 2020 23:21:20 +0000

IFC.js is am open source java script library that turns any browser into an IFC viewer. It is a quick and easy way to visualize IFC files.

Krita is releasing the first beta for version 4.4.2.

Fri, 18 Dec 2020 17:29:16 +0000

The Krita team released the first beta of their new version 4.4.2. It comes with a lot of bug fixes and few new interesting features.

BIMvoice Livestream: Dion Moult on Geolocation with the BlenderBIM Add-on

Thu, 17 Dec 2020 11:01:05 +0000

Join Dion Moult and Petru Conduraru as they live stream and explain OpenBIM concepts about IFC. This week's topic is about geolocation with the BlenderBIM Add-on. https://www.twitch.tv/bimvoice

Online workshop FreeCAD + BIMserver [Spanish]

Sun, 13 Dec 2020 00:11:19 +0000

El próximo miercoles 16 de diciembre a las 17:00 hrs (Argentina/Chile), se dictará un taller/demo del uso de BIMserver con FreeCAD, por Diego Ariel Capeletti. La presentación será en la plataforma jitsi, cuyo link será publicado aquí pronto

Livestream: IFC spatial structures with Dion and Petru

Fri, 11 Dec 2020 04:42:45 +0000

Join Dion Moult and Petru Conduraru as they live stream and explain OpenBIM concepts about IFC. This week's topic is about IFC spatial structures. https://www.twitch.tv/bimvoice

New Archipack add-on release for Blender 2.91 on v2.3.3

Thu, 10 Dec 2020 14:07:28 +0000

Archipack has now a new release which is compatible with Blender 2.91! Archipack 2.3.3 brings a few bug fixes and enhancements.

New BlenderBIM Add-on release v0.0.201207

Tue, 08 Dec 2020 07:45:28 +0000

The BlenderBIM Add-on release v0.0.201207 include improved IFC round-tripping, and stabilisation of the new material system.

Geometry Nodes is coming to Blender 2.92

Sat, 05 Dec 2020 14:20:31 +0000

%%title%%. There is an alpha release you can download and check its possibilities for architecture.

FreeCAD by Yorik van Havre at 44º ENSA debate Arquitetura e Urbanismo nas periferias do mundo

Wed, 02 Dec 2020 22:37:21 +0000

Find out more at: https://revistaprojeto.com.br/noticias/44o-ensa-debate-arquitetura-e-urbanismo-nas-periferias-do-mundo/

Livestream: IFC projects, attributes, and properties with Dion Moult

Wed, 02 Dec 2020 22:24:41 +0000

Petru and Dion will livestream and chat about IFC, including topics like projects, attributes, and properties Watch at: https://www.twitch.tv/bimvoice

New Tissue for Blender 2.91 add-on v0.3.48 released

Wed, 02 Dec 2020 12:54:25 +0000

Alessandro Zomparelli just released a new version of his Tissue for Blender add-on featuring the new Convert to Curve tool..

IFC classes with Dion Moult

Sun, 29 Nov 2020 21:10:08 +0000

Organised by BIMVoice, there will be a live streaming session where Dion will talk about IFC classes. At the end we will have an Q&A Session. https://www.linkedin.com/events/ifcclasseswithdionmoult6737422330793922560/

FreeCAD Session - ArBIM Monthly Meetup (Spanish / Español)

Sun, 29 Nov 2020 21:03:44 +0000

FreeCAD session with Rafael Moya (@bitacovir). Learn how to document an architecture model using open source software FreeCAD. This is the 5th ArBIM Meetup and second FreeCAD session from ArBIM. If you need to catch up check out the recordi

Home Builder by Andyrexic - OSArch Monthly Meetup

Sat, 28 Nov 2020 23:26:01 +0000

For our 9th monthly meetup, Andrew Peel @Andyrexic will give the keynote presentation on Home Builder , an open-source asset library for Blender that focuses on the process of creating interior architectural spaces with a wide variety of pa

OSArch starts new initiative to provide news and events for free software in the AEC industry

Fri, 27 Nov 2020 22:45:07 +0000

OSArch is a community of those who believe in creating a built environment with free software , increased transparency , and a more ethical approach . For 10 months, we've been helping build free software, writing tutorials and documentatio

New Blender 2.91 released with improved booleans, drawings, and bevels

Wed, 25 Nov 2020 11:06:00 +0000

Blender 2.91 is here with improved user experience, new booleans, better sculpting, objects modifiers, animation tools and so much more.

FreeCAD BIM development news update for October 2020

Tue, 17 Nov 2020 06:34:00 +0000

FreeCAD BIM features Oct 2020 monthly summary of improvements include new TechDraw patterns, Draft styling, and BIM image plane tool.

VI-Suite user manual released for environmental analysis with Blender

Sun, 15 Nov 2020 06:54:00 +0000

The VI-Suite user manual has been released and is now available on the documentation page on the website. The VI-Suite is an open-source add-on to the 3D modelling and animation package Blender. It provides a set of tools for the analysis o

New BlenderBIM Add-on release v0.0.201115

Sun, 15 Nov 2020 05:42:10 +0000

The BlenderBIM Add-on release v0.0.201115 comes with 52 new features and fixes, including improved materials, layers, geolocation, and vendor workarounds.

Ladybug Tools presents their vision for Pollination

Mon, 02 Nov 2020 21:14:00 +0000

Ladybug Tools has been working hard on creating a new cloud-based environmental simulation platform called Pollination.

Live Chat

Mon, 01 Jan 0001 00:00:00 +0000

You can join the OSArch live chat from Matrix or IRC. Both connect to the same community conversation.

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Join OSArch on Matrix

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