IFC
Downloads of IFC specifications.
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IFC2x
- All files related to the 2x platform can be found in this folder.
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IFC2x2
- All files published as IFC 2x2final and IFC2x2 Addendum 1 can be found in this folder. Please note that the successor "IFC 2x3 Technical Corrigendum 1" is now the recommended release for current implementation activities. Ongoing IFC compliance testing and certification is conducted based on this release.
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IFC2x3
- All files published as IFC 2x3 can be found in this folder. Please note that the successor "IFC 2x3 Technical Corrigendum 1" is now the recommended release for current implementation activities. Ongoing IFC compliance testing and certification is conducted based on this release.
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IFC2x3 TC1
- All files out for review related to the TC release of IFC 2x3 can be found in this folder. IFC 2x3 TC1 is the recommended release for current implementation activities. Ongoing IFC compliance testing and certification is conducted based on this release.
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IFC2x3G
- IFC 2x3G is a technology preview of several of the new features which will form IFC 2x4. The purpose of this preview is to enable focused testing of new IFC technologies. Broad introduction of these technologies into practice are planned to happen on the basis of IFC 2x4. The 2x3G extensions have now been folded into the IFC 2x4 alpha prerelease, partially with additional updates. Implementers are therefore encouraged to consult the IFC 2x4 alpha documentation (and the upcoming IFC 2x4 prereleases and release) to plan for future developments.
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IFC2x4 alpha
- This folder contains the alpha release of the IFC 2x4 version of the IFC model. Examples of pre releases are alphas, betas and release candidates are provided for review and prototype work. To get access to the files available for download you must be a registered user. To register follow the "New User?" link in the "login" portlet to the left. If you have any problems downloading these files, please contact the site administrator.
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IFC2x4 beta1
- This folder contains the first beta release of the IFC 2x4 version of the IFC model. Examples of pre releases are alphas, betas and release candidates. They are provided for review and prototype work. To get access to the files available for download you must be a registered user. To register follow the "New User?" link in the "login" portlet to the left. If you have any problems downloading these files, please contact the site administrator.
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IFC2x4 beta2
- This folder contains the second beta release of the IFC 2x4 version of the IFC model. Examples of pre releases are alphas, betas and release candidates. They are provided for review and prototype work. To get access to the files available for download you must be a registered user. To register follow the "New User?" link in the "login" portlet to the left. If you have any problems downloading these files, please contact the site administrator.
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IFC2x4 beta3
- This folder contains the third beta release of the IFC 2x4 version of the IFC model. Examples of pre releases are alphas, betas and release candidates. They are provided for review and prototype work. To get access to the files available for download you must be a registered user. To register follow the "New User?" link in the "login" portlet to the left. If you have any problems downloading these files, please contact the site administrator.
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IFC2x4 RC1
- This folder contains the first release candidate of the IFC 2x4 version of the IFC model. Examples of pre releases are alphas, betas and release candidates. They are provided for review and prototype work. To get access to the files available for download you must be a registered user. To register follow the "New User?" link in the "login" portlet to the left. If you have any problems downloading these files, please contact the site administrator.

