File Extension SVT
File extension SVT is used by Torchlight game from Runic Games to store saved games. Torchlight is an action role-playing game released in October 2009. This fantasy-set game is set in the fictional town of Torchlight and the expansive caverns and dungeons nearby, which adventurers explore to collect valuable loot and battle hordes of monsters.
You can open SVT files using Torchlogger - SVT Analyzer. Torchlogger is a little program coded to help analyze Torchlight savegames. Its purpose is simple: log all the data from Torchlight savegames and present it in a human almost-readable form. It is released to the public Torchlight community.