This is still very early software. So, don't be surprised if a lot of features are missing, if it keeps crashing or if you find it completely useless.
The latest build is 0.28. No previous version is available.
Get the latest version
For Windows
After downloading the file, uncompress it, and run directly the executable.
For Linux
Just download the file, uncompress it and change its rights using:
bunzip2 photophoria.bz2
chmod 755 ./photophoria
./photophoria
Get the source code
The source code is available under the GPL License.
In Zip Format (prefered for Windows).
As a tarball (for Unix & Macintosh).