I'll address both separately.
The logical representation of a component (e.g., a resistor zigzag or an integrated circuit box). diptrace library download
As direct download links can change over time, it's best to visit the official DipTrace website for the most current and secure download links. I'll address both separately
Contains footprints for PCB layout (~29MB). diptrace library download
For specific parts not found in the standard sets, use these integrated partners or community repositories: Libraries and 3D models - DipTrace
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