WSL

WSL may refer to:

Computing

 * Wide-spectrum language, a kind of programming language
 * Windows Subsystem for Linux, a part of Microsoft Windows 10 and Windows 11 which allows the installation of Linux distributions.

Organisations

 * Swiss Federal Institute for Forest, Snow and Landscape Research (Eidgenössische Forschungsanstalt für Wald, Schnee und Landschaft, WSL)
 * White Star Line, a shipping company, owner of the RMS Titanic
 * Workers' Socialist League, a UK Trotskyist party

Sport

 * Women's Super League - an English professional league for women's association football clubs
 * RFL Women's Super League, the top-level women's rugby league league in England
 * Women's Super League (basketball), Ireland
 * World Series Lights, a motor racing competition
 * World Surf League, a global professional competitive surfing league founded in 1976
 * Wrestling Superstars Live, a defunct wrestling promotion

Other uses

 * Weatherscan Local, the former name of 24-hour weather channel Weatherscan
 * Woluwe-Saint-Lambert, a district of Brussels