Read this post to know more about the new Hornby TT:120 track system in SCARM and download the preliminary library to test it. [>>>] 
Read this article to know more about potential problems when planning with Lionel O FasTrack manual and remote O31 switches in SCARM. [>>>] 
Here you can download the updated KATO N-scale Unitrack library for SCARM with added 3D objects for the bumper track end pieces. [>>>] 
See this post with Dutch light signals in SCARM and download the preliminary library to test it and use in your own layouts. [>>>] 
Read this post to know more about the Marx O27 track system in SCARM and download the preliminary library to test it. [>>>] 
Here you can download the updated KATO N-scale Unitrack library for SCARM with all bridges and viaduct tracks included. [>>>] 
Here you can download the updated KATO N-scale Unitrack library for SCARM with the new turntable and access tracks included. [>>>] 
Read this in order to see how to make a circle / 3D cylinder in the layout within current release of SCARM. [>>>] 
If you want to use a high quality turntable in your O-scale track plan, take look at the products of Millhouse River Studio and download the SCARM library file from this post. [>>>] 
Read this post if you wonder how to make a flipped / mirrored schematic image of a given SCARM track plan. [>>>]