Tekla Structures version 20.0 is a main version and contains many new features and fixes.
You can open and work with existing models using Tekla Structures 20.0.
We suggest that you complete any unfinished models using your current version.
Several different versions of Tekla Structures may coexist on your computer. You can open models created in older versions of Tekla Structures using Tekla Structures 20.0. When you create or save a model in Tekla Structures 20.0, you cannot open it in older versions of Tekla Structures.
Tekla Structures setup creates a new subfolder for Tekla Structures 20.0.
You need Windows Administrator rights to install Tekla Structures 20.0.
Tekla Structures 20.0 uses .NET Framework 4.5.1, which will be installed on the computer together with Tekla Structures if it is not already installed. .NET Framework 4.5.1 can also be installed from Microsoft Download Center.
Tekla Open API Release Notes
To learn about the improvements in Open API development, see the Tekla Open APIprogramming interface to Tekla Structures that uses Microsoft® .NET Framework technology
Tekla Open API enables creation of applications, macros, extensions, and plug-ins.
Release Notes that are included in the Tekla Open API Startup Package.
You can use extensions to expand the capabilities of Tekla Structures. These tools can be developed and enhanced rapidly. The extension helps are available through the Extensions page in Tekla User Assistanceonline help and self-support service for Tekla Structures
Tekla User Assistance includes instructions, support articles, and instructional videos, and it offers a possibility for feedback.
Tekla User Assistance is one of the Tekla online services.
. You can browse and download extensions in Tekla Warehouse (requires login).