File Extension GS7 File Format Genecyst Save State 7 GS7 stands for Genecyst Save State 7. This was last updated in March 2012 By Margaret Rouse Browse File Extensions Alphabetically: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # Ask a Question. Find an Answer. Ask your peers a question about this file extension. Ask a Question What is the best way to wat to save the WRKJOBSCDE entries Bioinformatics lab uses DDN GridScaler storage for Ebola research Video: Apple unveil new iPhone 3GS - Full features and prices!