You could have downloaded TB20-ToolBox 1.42.0.1141 from our software library for free. The most popular version among the software users is 1.4. Commonly, this program's installer has the following filenames: TB20-ToolBox.exe and ToolBox.exe etc. TB20-ToolBox is categorized as Photo & Graphics Tools. This free program is an intellectual property of Helmholz GmbH & Co. KG.
From the developer:
TB20 ToolBox makes it easy to design TB20 systems methodically. From selecting and positioning components and configuring their parameters to printing label strips and documentation for projects, every single step is combined into one single intuitive software package. Integrated terminal mapping, system width calculations, and current-carrying capacity monitoring, all make it possible to design systems quickly without making any mistakes.
You may want to check out more software, such as KeyCreator or ArchEd, which might be similar to TB20-ToolBox.