Eptar https://www.eptar.hu/ free objects and addonsobjects and addons for salemanufacturer collections
GDLfragments http://www.gdlfragments.com/ The goal of the GDLfragments project is development, implementation and support of libraries for professionals working in the ARCHICAD® environment.GDL objects for sale
Langelaan http://www.langelaan.com/0_MLIB.html MASTERLIBRARYhigh level 2D/3D parametric objects for ArchiCAD
macinteract macinteract.com/learn/ GDL objects and workflows by architects for architectssmart tree, transmittal and universal label objects
Masterscript http://www.masterscript.nl/ develops ready made objects, inspired by the everyday practice of an architectural office