sublime-sourcetrail is a plugin for Sublime to communicate with Sourcetrail.
Manually
Just copy and past this folder into your Packages folder of Sublime Text. (You can find that folder from within Sublime via the menu: Preferences -> Browse Packages...). Restart Sublime before starting to use the plugin.
via Package Controll
If you want Sublime to activate a certain element in Sourcetrail, click a location to place the cursor, right-click to bring up the context menu and choose the “Sourcetrail - Set active Token” option. Please note that the position of the cursor will be sent to Sourcetrail and not the position you opened the context menu at.
MIT