About Akos Somorjai

Akos Somorjai

Hi fellow developers, The Archicad 30 General API and Rendering development kits have been published to the GitHub repository, along with their documentation. The Archicad Python module and the JSON interface documentation has also been uploaded. Happy coding, Akos & Tamas

Akos Somorjai · 2025-12-15

Kind folks, The Rendering API devkit and the LP_XMLConverter (replacing the outdated Library Developer Toolkit) were uploaded to Release 29.3000 · GRAPHISOFT/archicad-api-devkit. Enjoy, Akos

Akos Somorjai · 2025-10-10

How does _ITERATOR_DEBUG_LEVEL change STL container layouts? Changing _ITERATOR_DEBUG_LEVEL directly affects the internal layout and binary representation of STL containers such as std::vector, std::string, etc., in MSVC. When debug iterator support is enabled (usually with ...

Akos Somorjai · 2024-10-11

Since version 28, Archicad uses a custom memory allocator (TBB) on Windows instead of the system default. This change can cause new memory-related bugs if allocators are used inconsistently, such as freeing memory allocated by the system allocator with TBB or the other way a...

Akos Somorjai · 2024-02-20

Archicad 26 received cloud license compatibility with its Update 5, and Archicad 27 in Update 3. With these updates, we are also introducing a new way for the add-ons to identify the users using cloud licensing. Cloud licensing works differently compared to the CodeMeter sof...

Akos Somorjai

Folks, API Devkits for earlier Archicad versions have been uploaded to the GitHub repo. Note that we only actively support the last 3 versions (30, 29, 28 at the time of writing). Enjoy, Ákos

Akos Somorjai · 2026-08-31

Hi Petteri, This is a missing feature in the API, we'll fix it in one of the upcoming releases. Best, Akos

Akos Somorjai · 2026-08-24

Hi, The add-on does not load on my computer, so I dug deeper. It does have a code signature, but is is not fully valid: Signature=adhoc Please try to code sign the add-on with something like this ('Developer ID Application:' certificate is required!): codesign -s "Developer ...

Akos Somorjai · 2026-06-15

Hi Jonas, You can also try to run Archicad from Terminal:DYLD_PRINT_LIBRARIES=1 "/Applications/.../Archicad 29.app/Contents/MacOS/Archicad"It will show the order of all dynamically loaded libraries; search for your add-on in the list, it may show why the add-on is not loaded...

Akos Somorjai · 2026-06-15

Hi BFG, Please try to codesign the add-on with hardened runtime: --timestamp --options runtime Best, Akos

User Statistics

User activity

Archicad 30 DevKits are available

AC29 Rendering Devkit and LP_XMLConverter

Possible cause of random crashes on Windows

New memory allocator in Archicad 28

Introducing new user identification to the API of Archicad 26 Update 5 and Archicad 27 Update 3

Re: Archicad 23 Dev Kit download link - Windows

Re: ACAPI_Licensing_GetProtectionMode does not return APIPROT_NFR_MASK for cloud license

Re: Developer registration may not be approved – Add-On works in Demo but not FULL

Re: Add-On outdated / incompatible with Archicad version - How to debug?

Re: "ArchiCAD 29 Add-On not loading on macOS 26 Tahoe – code signing / validation issue"