STXXL source code is available in a subversion repository on sourceforge.net.
To learn more about subversion and (command line and graphical) subversion clients visit http://subversion.tigris.org/.
The main development line (in subversion called the "trunk") is located at
Alternatively you might use a branch where a new feature is being developed. Branches have URLs like
For the following example let us assume you want to download the latest trunk version using the command line client and store it in a directory called
stxxl-trunk (which should not exist, yet). Otherwise replace URL and path to your needs.
svn checkout https://stxxl.svn.sourceforge.net/svnroot/stxxl/trunk stxxl-trunk
Change to stxxl directory:
Now follow the regular installation and usage instructions, starting from "Library Compilation":
Once you have checked out the source code you can easily update it to the latest version later on.
In the STXXL directory, run