sourcefolder
nounUK /ˈsɔːsˌfəʊldə/
US /ˈsɔːrsˌfoʊldər/
A source folder is the main folder where you keep the files you start with.
Put all your pictures in the source folder before you copy them.
OTHER MEANINGS
2. In programming, a folder that holds the original code files before they are built.
The developer opened the source folder to edit the script.
3. A folder used as the starting point when copying or moving files to another place.
Choose the source folder and then pick the destination folder.
4. A folder that contains the raw materials or inputs for a project.
All the raw photos are kept in the source folder for the design team.