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GDSII

February 19, 2016, anysilicon

GDS stands for Graphic Data System and is a standard for database interchange of ASIC artwork. The first version of the database, GDS,  that was introduced in 1971, and GDSII was introduced later in 1978 by a US-based company Calma.

The database is essentially a binary file format consisting of geometric shapes, labels, and additional data that a foundry can use to create a silicon chip.