# \#bsdd **URL:** https://forums.buildingsmart.org/tag/bsdd/22.md [Latest](https://forums.buildingsmart.org/latest.md) · [Categories](https://forums.buildingsmart.org/categories.md) · [Tags](https://forums.buildingsmart.org/tags.md) --- ## [bSDD Content Updates](https://forums.buildingsmart.org/t/bsdd-content-updates/6067)
**Author:** [@bSDD\_bot](https://forums.buildingsmart.org/u/bSDD_bot)\ **Replies:** 690\ **Last updated:** [October 15, 2026, 9:17am UTC](https://forums.buildingsmart.org/t/bsdd-content-updates/6067 "2026-10-15T09:17:18Z")
Hi! I’m the bSDD Bot, and starting on the 2025-05-20T22:00:00Z (UTC) I will be automatically posting here about updates in the bSDD database every time someone publishes new content, or make changes. Stay tuned! New to … --- ## [Change request not working](https://forums.buildingsmart.org/t/change-request-not-working/6440)
**Author:** [@cmellueh](https://forums.buildingsmart.org/u/cmellueh)\ **Replies:** 2\ **Last updated:** [March 9, 2026, 9:07am UTC](https://forums.buildingsmart.org/t/change-request-not-working/6440 "2026-03-09T09:07:58Z")
Hi, today i tried to send myself a change request over the “change Request” button of the BsDD site. (bSDD Change Request - buildingSMART Technical) and it says “Your change request has been submitted and send to the d… --- ## [bSDD-Toolkit (OpenSource bSDD-json editor)](https://forums.buildingsmart.org/t/bsdd-toolkit-opensource-bsdd-json-editor/6277)
**Author:** [@cmellueh](https://forums.buildingsmart.org/u/cmellueh)\ **Replies:** 2\ **Last updated:** [September 4, 2025, 12:13pm UTC](https://forums.buildingsmart.org/t/bsdd-toolkit-opensource-bsdd-json-editor/6277 "2025-09-04T12:13:52Z")
Hello buildingSMART community, I created the bSDD-Toolkit to make it easier to create and modify bSDD JSON dictionaries without relying on Excel workflows. Key points: Native editing of bSDD JSON using a validated Py… --- ## [bSDD API list class properties](https://forums.buildingsmart.org/t/bsdd-api-list-class-properties/6114)
**Author:** [@artur\_tomczak](https://forums.buildingsmart.org/u/artur_tomczak)\ **Replies:** 3\ **Last updated:** [June 26, 2025, 7:54am UTC](https://forums.buildingsmart.org/t/bsdd-api-list-class-properties/6114 "2025-06-26T07:54:05Z")
Question from a user: I am trying to access and read a specific Property Set from bSDD. However, I am encountering some difficulties. I am specifically interested in the following Property Set: Code: EC004822 Identi… --- ## [Software for creating bSDD JSON](https://forums.buildingsmart.org/t/software-for-creating-bsdd-json/5976)
**Author:** [@cmellueh](https://forums.buildingsmart.org/u/cmellueh)\ **Replies:** 4\ **Last updated:** [February 28, 2025, 10:13am UTC](https://forums.buildingsmart.org/t/software-for-creating-bsdd-json/5976 "2025-02-28T10:13:08Z")
Hi, i want to create a bSDD to communicate our object/attribute requirements better with our partners. Is there a software with a GUI that is made for creating bSDD json files so i can import them into the manage.bsdd p… --- ## [bSDD translated dictionary does show translated Description](https://forums.buildingsmart.org/t/bsdd-translated-dictionary-does-show-translated-description/5552)
**Author:** [@MennoMekes](https://forums.buildingsmart.org/u/MennoMekes)\ **Replies:** 3\ **Last updated:** [August 21, 2024, 11:46am UTC](https://forums.buildingsmart.org/t/bsdd-translated-dictionary-does-show-translated-description/5552 "2024-08-21T11:46:31Z")
Hi, does someone know why the translated Descriptions in the dictionary are not showing? in the picture below: 1: original Dutch dictionary header 2: translated dictionary header 3: Description in Dutch in the bSDD … --- ## [why are other format of IFC not included in bSDD ?](https://forums.buildingsmart.org/t/why-are-other-format-of-ifc-not-included-in-bsdd/5528)
**Author:** [@Enrra](https://forums.buildingsmart.org/u/Enrra)\ **Replies:** 1\ **Last updated:** [July 11, 2024, 7:43am UTC](https://forums.buildingsmart.org/t/why-are-other-format-of-ifc-not-included-in-bsdd/5528 "2024-07-11T07:43:29Z")
1- I have no idea about the dates, but did bSDD ever contained IFC 4 before IFC 4.3 ? That would not make sense for me because then it would still be available (from the managing content, uri stays even when newer versi… --- ## [The datatypes in the IFC schema are not supported by bSDD](https://forums.buildingsmart.org/t/the-datatypes-in-the-ifc-schema-are-not-supported-by-bsdd/5408)
**Author:** [@Enrra](https://forums.buildingsmart.org/u/Enrra)\ **Replies:** 17\ **Last updated:** [June 5, 2024, 1:32pm UTC](https://forums.buildingsmart.org/t/the-datatypes-in-the-ifc-schema-are-not-supported-by-bsdd/5408 "2024-06-05T13:32:14Z")
As stated in the database description of the property description of many properties inside Pset, the data type is not supported. example : Technical note: in IFC this property takes ‘IfcLabel’ as value. Such objects … --- ## [Querry the whole list of IFC classes to bSDD for IDS writing](https://forums.buildingsmart.org/t/querry-the-whole-list-of-ifc-classes-to-bsdd-for-ids-writing/5395)
**Author:** [@Enrra](https://forums.buildingsmart.org/u/Enrra)\ **Replies:** 6\ **Last updated:** [May 23, 2024, 3:51pm UTC](https://forums.buildingsmart.org/t/querry-the-whole-list-of-ifc-classes-to-bsdd-for-ids-writing/5395 "2024-05-23T15:51:10Z")
Hello, I want to have a small filter allowing people to select the correct classes proposed in the IFC Schema. I want to use bSDD in order to not having to downloadI FC Schema, making the application more logical. The p… --- ## [👋 Welcome to the bSDD users forum](https://forums.buildingsmart.org/t/welcome-to-the-bsdd-users-forum/32)
**Author:** [@jwouellette](https://forums.buildingsmart.org/u/jwouellette)\ **Replies:** 0
This category is for all topics related to the bSDD - buildingSMART Data Dictionary. The bSDD is an online service that hosts classifications and their properties, allowed values, units and translations. It allows linkin… --- ## [Registration is open for the next General Assembly of Implementers](https://forums.buildingsmart.org/t/registration-is-open-for-the-next-general-assembly-of-implementers/5078)
**Author:** [@danlittle](https://forums.buildingsmart.org/u/danlittle)\ **Replies:** 0\ **Last updated:** [December 15, 2023, 10:42am UTC](https://forums.buildingsmart.org/t/registration-is-open-for-the-next-general-assembly-of-implementers/5078 "2023-12-15T10:42:23Z")
The next meeting of the General Assembly of Implementers will take place on Wednesday 7th and Thursday 8th February 2024. The meetings are being sponsored by Oracle and will take place at the Oracle Innovation Lab in… --- ## [Changes to bSDD data model names](https://forums.buildingsmart.org/t/changes-to-bsdd-data-model-names/4753)
**Author:** [@artur\_tomczak](https://forums.buildingsmart.org/u/artur_tomczak)\ **Replies:** 16\ **Last updated:** [August 2, 2023, 11:02am UTC](https://forums.buildingsmart.org/t/changes-to-bsdd-data-model-names/4753 "2023-08-02T11:02:33Z")
There were a few requests to change the names of some of the bSDD concepts. I agree that the current naming is confusing, and we often need to explain it. In its defence, I will just say that some of the names are taken … --- ## [BSDD session at LDAC (mid-June 2023)?](https://forums.buildingsmart.org/t/bsdd-session-at-ldac-mid-june-2023/4700)
**Author:** [@VladimirAlexiev](https://forums.buildingsmart.org/u/VladimirAlexiev)\ **Replies:** 7\ **Last updated:** [June 23, 2023, 2:37pm UTC](https://forums.buildingsmart.org/t/bsdd-session-at-ldac-mid-june-2023/4700 "2023-06-23T14:37:38Z")
Surprisingly, there was quite a lot of interest regarding our work “Semantic BSDD” (see Semantic BSDD). One of the LDAC 2023 summer school cases (supported by bSI and Ontotext) will be on improving BSDD data. And we’ll… --- ## [Semantic BSDD](https://forums.buildingsmart.org/t/semantic-bsdd/4669)
**Author:** [@VladimirAlexiev](https://forums.buildingsmart.org/u/VladimirAlexiev)\ **Replies:** 15\ **Last updated:** [June 6, 2023, 7:01am UTC](https://forums.buildingsmart.org/t/semantic-bsdd/4669 "2023-06-06T07:01:51Z")
Hi everyone! We just had a paper accepted to LDAC 2023: Semantic bSDD: Improving the GraphQL, JSON and RDF Representations of buildingSmart Data Dictionary. Caution: we’ve focused on these 3 data representations rather … --- ## [bSDD schema diagrams](https://forums.buildingsmart.org/t/bsdd-schema-diagrams/4719)
**Author:** [@VladimirAlexiev](https://forums.buildingsmart.org/u/VladimirAlexiev)\ **Replies:** 7\ **Last updated:** [May 19, 2023, 2:24pm UTC](https://forums.buildingsmart.org/t/bsdd-schema-diagrams/4719 "2023-05-19T14:24:26Z")
As part of Semantic BSDD, we made a Semantic Objects (SOML) schema for bSDD. You can explore it with GraphQL Voyager I have now added an open source tool soml2puml, and two PlantUML diagrams: Overview: Full: … --- ## [Analysis of propertySets in bSDD](https://forums.buildingsmart.org/t/analysis-of-propertysets-in-bsdd/4671)
**Author:** [@VladimirAlexiev](https://forums.buildingsmart.org/u/VladimirAlexiev)\ **Replies:** 1\ **Last updated:** [March 23, 2023, 1:15pm UTC](https://forums.buildingsmart.org/t/analysis-of-propertysets-in-bsdd/4671 "2023-03-23T13:15:32Z")
Related to Bsdd access for products and classification standard / bsdd guid vs ifc guid - #23 by VladimirAlexiev, I made some SPARQL queries to analyze propSets in the bSDD test instance. You should be able to run them … --- ## [General Assembly Recordings are now Available (Feb 2022 meetings)](https://forums.buildingsmart.org/t/general-assembly-recordings-are-now-available-feb-2022-meetings/4141)
**Author:** [@danlittle](https://forums.buildingsmart.org/u/danlittle)\ **Replies:** 3\ **Last updated:** [March 7, 2022, 8:08pm UTC](https://forums.buildingsmart.org/t/general-assembly-recordings-are-now-available-feb-2022-meetings/4141 "2022-03-07T20:08:12Z")
Hello technical community, The recordings and PDF copies of the presentations from the most recent General Assembly of Implementers are now publicly available via the buildingSMART International website. The videos hav… --- ## [Pset\_ElectricalDeviceCommon on IfcDuctSegment](https://forums.buildingsmart.org/t/pset-electricaldevicecommon-on-ifcductsegment/4139)
**Author:** [@JohnDillon](https://forums.buildingsmart.org/u/JohnDillon)\ **Replies:** 0\ **Last updated:** [February 25, 2022, 10:08am UTC](https://forums.buildingsmart.org/t/pset-electricaldevicecommon-on-ifcductsegment/4139 "2022-02-25T10:08:34Z")
Hi all, I’m a longtime listener and first time caller. I am gathering a full set of data parameters for all model elements and I cant help but notice that there are psets applicable to elements that I wouldn’t expect. F… --- ## [Recordings available for the September 2021 General Assembly of Implementers](https://forums.buildingsmart.org/t/recordings-available-for-the-september-2021-general-assembly-of-implementers/3887)
**Author:** [@danlittle](https://forums.buildingsmart.org/u/danlittle)\ **Replies:** 0\ **Last updated:** [September 10, 2021, 7:52am UTC](https://forums.buildingsmart.org/t/recordings-available-for-the-september-2021-general-assembly-of-implementers/3887 "2021-09-10T07:52:52Z")
Hello technical community, The recordings and PDF copies of the presentations from the General Assembly of Implementers are now publicly available via the buildingSMART International website. Many thanks, Dan --- ## [General Assembly of Implementers Agenda (September)](https://forums.buildingsmart.org/t/general-assembly-of-implementers-agenda-september/3820)
**Author:** [@danlittle](https://forums.buildingsmart.org/u/danlittle)\ **Replies:** 3\ **Last updated:** [September 10, 2021, 7:50am UTC](https://forums.buildingsmart.org/t/general-assembly-of-implementers-agenda-september/3820 "2021-09-10T07:50:24Z")
The agenda for the General Assembly of Implementers meetings which will take place from 6th-8th September is available below (all times in CET). You need to register your participation by clicking this link. Mon 6t… --- ## [General Assembly of Implementers meetings in September](https://forums.buildingsmart.org/t/general-assembly-of-implementers-meetings-in-september/3761)
**Author:** [@danlittle](https://forums.buildingsmart.org/u/danlittle)\ **Replies:** 0\ **Last updated:** [June 25, 2021, 12:11pm UTC](https://forums.buildingsmart.org/t/general-assembly-of-implementers-meetings-in-september/3761 "2021-06-25T12:11:51Z")
The next meeting of the General Assembly of Implementers (which has replaced the ISG - Implementers Support Group) will take place on: Monday 6th, Tuesday 7th and Wednesday 8th September, 11am - 3pm CEST Be sure to reg… --- ## [bSDD Hackathon - full agenda now available](https://forums.buildingsmart.org/t/bsdd-hackathon-full-agenda-now-available/3329)
**Author:** [@danlittle](https://forums.buildingsmart.org/u/danlittle)\ **Replies:** 1\ **Last updated:** [March 16, 2021, 1:42pm UTC](https://forums.buildingsmart.org/t/bsdd-hackathon-full-agenda-now-available/3329 "2021-03-16T13:42:49Z")
The agenda for the bSDD Hackathon to be held in the first week of March is now available. You need to register your participation: Meeting Registration - Zoom The agenda is as follows (all times in UTC): Wed 3rd M… --- ## [Recordings of Spring 2021 General Assembly available](https://forums.buildingsmart.org/t/recordings-of-spring-2021-general-assembly-available/3444)
**Author:** [@berlotti](https://forums.buildingsmart.org/u/berlotti)\ **Replies:** 0\ **Last updated:** [March 16, 2021, 12:53pm UTC](https://forums.buildingsmart.org/t/recordings-of-spring-2021-general-assembly-available/3444 "2021-03-16T12:53:20Z")
Hi all, All recordings of the General Assembly for Vendors and Implementers are now online at General Assembly of Implementers - buildingSMART International Greetings, Léon --- ## [General Assembly of Implementers meeting and bSDD Hackathon - register now to participate](https://forums.buildingsmart.org/t/general-assembly-of-implementers-meeting-and-bsdd-hackathon-register-now-to-participate/3289)
**Author:** [@danlittle](https://forums.buildingsmart.org/u/danlittle)\ **Replies:** 0\ **Last updated:** [January 19, 2021, 3:03pm UTC](https://forums.buildingsmart.org/t/general-assembly-of-implementers-meeting-and-bsdd-hackathon-register-now-to-participate/3289 "2021-01-19T15:03:58Z")
The first week of March 2021 will see the buildingSMART technical community come together to collaborate in interactive meetings. The team is asking for pro-active engagement to help improve the reliability of the buildi…