> For the complete documentation index, see [llms.txt](https://docs.bimcat.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.bimcat.org/release-notes.md).

# Release Notes

## Feature Summary: v0.51 to v1.7

* Support for Revit 2021-2025.
* Support for custom EC3 servers.
* Improved handling of large buildings.
* Greatly improved material recognition.
* Support for Linked Models
* Support for Design Options
* Improved handling of the Curtain Walls.
* Partial support for the Generic Models.
* When a Revit project is exported to EC3, two EC3 views are created: the Revit view with restricted view organization capabilities and the Custom view which allows to freely re-organize elements.
* Improved support for back-annotating sub-components of a family Type
* Whenever a builder dialog is opened, the corresponding elements are highlighted in the Revit view.
* A new screen to iterate through each family type and sort out its layers.
* tallyCAT Library with the ability to save, restore and update Revit Family Types
* Scan for Updates in the tallyCAT Library.
* Connection of external libraries in the tallyCAT Library
* The support of assembly properties in the tallyCAT Library
* The support of the new formulas and mini-builders during the EC3 export and in the tallyCAT Library.
* An opportunity to select or create custom EC3 folder during the export.
* The option to disable auto-detection of Revit materials. This is useful if the recognition is performing poorly (e.g., for non-English designs).
* Improved handling of long project and element names during the export to EC3.
* Error reports during the export to EC3 and tallyCAT Library operations.
* The Help menu item to show these Release Notes.

## What's New

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[v1.7](/release-notes/v1.7.md)
{% endcontent-ref %}

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[v1.6](/release-notes/v1.6.md)
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{% content-ref url="/pages/z57xrJ1kvuKYMrE0QyJK" %}
[v1.6](/release-notes/v1.6.md)
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{% content-ref url="/pages/z57xrJ1kvuKYMrE0QyJK" %}
[v1.6](/release-notes/v1.6.md)
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{% content-ref url="/pages/RCuOib0HTu1nQwQst4Gu" %}
[v1.5](/release-notes/v1.5.md)
{% endcontent-ref %}

{% content-ref url="/pages/6fp1PKwfLVWHMjkQkXsW" %}
[v1.4](/release-notes/v1.4.md)
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{% content-ref url="/pages/DqWqc3E72mpYCpzf9Cht" %}
[v1.3](/release-notes/v1.3.md)
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{% content-ref url="/pages/yQExYIvLRSl1b4zPcvhE" %}
[v1.2](/release-notes/v1.2.md)
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{% content-ref url="/pages/0FpqPLgCCQdHIChubLhc" %}
[v1.0.11](/release-notes/v1.0.11.md)
{% endcontent-ref %}

{% content-ref url="/pages/bpuE26tg1VY1F1YLtjZE" %}
[v0.65](/release-notes/v0.65.md)
{% endcontent-ref %}

{% content-ref url="/pages/wl6PUSvrEWNlULC5n3wz" %}
[v0.64](/release-notes/v0.64.md)
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[v0.63](/release-notes/v0.63.md)
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{% content-ref url="/pages/rgQ0AbzJzbScdgMnERrB" %}
[v0.62](/release-notes/v0.62.md)
{% endcontent-ref %}

{% content-ref url="/pages/I5BkOlchYArBxDTSHTSP" %}
[v0.60](/release-notes/v0.60.md)
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{% content-ref url="/pages/pBXDt8AM95h1qCGhWYx7" %}
[v0.57](/release-notes/v0.57.md)
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{% content-ref url="/pages/m6XT9akRdZX9Zq4N5UnJ" %}
[v0.56](/release-notes/v0.56.md)
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{% content-ref url="/pages/zbCCx1Lz72lrGC1UIETb" %}
[v0.55](/release-notes/v0.55.md)
{% endcontent-ref %}

{% content-ref url="/pages/PwF8ISXiOlOYUL3X29AV" %}
[v0.54](/release-notes/v0.54.md)
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