GS may stand for:
GSG 9 der Bundespolizei (Grenzschutzgruppe 9) (English: Border Protection Group 9 of the Federal Police) is the elite tactical unit of the German Federal Police (German: Bundespolizei).
GSM-R, Global System for Mobile Communications – Railway or GSM-Railway is an international wireless communications standard for railway communication and applications.
Glycogen synthase kinase 3 is a serine/threonine protein kinase that mediates the addition of phosphate molecules onto serine and threonine amino acid residues.
GS1 is a not-for-profit organization that develops and maintains global standards for business communication.
In mobile telephony GSM 03.38 or 3GPP 23.038 is a character encoding used in GSM networks for SMS (Short Message Service), CB (Cell Broadcast) and USSD (Unstructured Supplementary Service Data).
The GSIS-Meralco case is a political controversy and pending legal case being heard by the Supreme Court of the Philippines.
The principal stock index of the Ghana Stock Exchange or GSE is the GSE Composite Index. It was introduced in 2011 with a base value of 1000 points.
GStreamer is a pipeline-based multimedia framework that links together a wide variety of media processing systems to complete complex workflows.