SSL may refer to:
Arts and media Sesame Street Live, a touring version of the children's television show SOOP StarCraft League, formerly known as AfreecaTV StarCraft League StarCraft II StarLeague, a Korean league in the video game Super Smash Land, a Super Smash Bros. fangame Supersonic Legend, a rank in Rocket League Shifting Sand Land, a level in Super Mario 64
Linguistics Samoan Sign Language Selangor Sign Language Somali Sign Language Spanish as a Second Language Spanish Sign Language Swedish Sign Language
Organizations
Businesses SSL (company), formerly Space Systems/Loral, a satellite manufacturer Sainsbury's Supermarkets Ltd, a British supermarket chain Solid State Logic, a manufacturer of audio mixing consoles System Simulation Ltd, a British software company
University laboratories Space Sciences Laboratory, in Berkeley, California, United States Space Systems Laboratory (Maryland), at the University of Maryland, United States (formerly at MIT) Space Systems Laboratory (MIT), at the Massachusetts Institute of Technology (separate from the SSL that moved to UMD) Space Systems Laboratory, at other universities
Other organizations Sisters of St. Louis, a congregation of Roman Catholic nuns
Places South Salt Lake, Utah, a city in the United States Social Science Library, Oxford, at the University of Oxford, United Kingdom
Science and technology Computing and electronics Secure Sockets Layer, a former standard link encryption technology, deprecated in 2015 Transport Layer Security, the successor of the above standard Solid-state lighting Semi-supervised learning and Self-supervised learning, classes of machine learning techniques Single stuck line, a fault model for digital circuits Start-stop logic S/SL programming language
Other uses in science and technology Sodium stearoyl lactylate, a food additive Standard sea level, physical conditions at sea level Sumatra squall lines, a weather phenomenon that affects the Malay Peninsula and Singapore
Railroads Sub-surface lines, cut-and cover railway lines forming part of London Underground South Shore Line, commuter railroad linking Chicago to South Bend, Indiana
Sport Association football Serbian SuperLiga, top division association football league in Serbia Soviet Second League, a defunct association football league in the Soviet Union Soviet Second League B S.S. Lazio (Società Sportiva Lazio), an Italian football team Swiss Super League, top division association football league in Switzerland
Esports SOOP StarCraft League, formerly known as AfreecaTV StarCraft League StarCraft II StarLeague, a Korean league in the video game
Other sports Shakey's Super League, a Filipino collegiate and high school volleyball league RoboCup Small Size League, robotics football competition Star Sailors League, a sailing league South Shore League, an athletic conference in Massachusetts, US Swedish Super League (men's floorball), a floorball league in Sweden Swedish Super League (women's floorball), a floorball league in Sweden Saitama Seibu Lions, a baseball team in Japan
Other uses
Licentiate in Sacred Scripture