TortoiseSVN je Open Source projekt vytvořený pod licencí GNU General Public License (GPL). Je zdarma ke stažení a zdarma k použití, a to buď pro osobní, nebo komerční účely, na libovolný počet počítačů.

Although most people just download the installer, you also have full read access to the source code of this program. You can browse it on this link https://osdn.net/projects/tortoisesvn/scm/svn/. The current development line is located under /trunk/, and the released versions are located under /tags/.