The library keeps growing with daily additions based on your requests.
Please welcome the following truss series, in some cases along with their compatible corner systems:

Alspaw HD3 390-Q Trusses
Alutruss SP1 Bar Sections
Alutruss DQ1 Bar Sections + Corners
Eurotruss HD54 Trusses
James Thomas Engineering ST52
Expotruss X4K-40 Trusses + Corners
HOF Alutec 200-2 Grid Trusses
Texas Structure Conical Imperial Trusses