The latest @CameliaGirls: Act 1 game source file can be downloaded here:
Source File
In accordance with the Creative Commons Attribution-Share Alike license, you can utilize the source file freely to help with development, to help with repackaging, or as an educational tool to study the Ren'Py script language in order to leverage your own projects.

For previous source file releases, feel free to browse our source archive.

To work with the source file, you will need Ren'Py 6.10.2 or greater.
We also recommend the following cross-platform free software for general media creation:

Ardour digital audio workstation
Audacity audio editor
Blender 3D graphics editor
Firefox web browser
GIMP image editor
Inkscape vector graphics editor
MyPaint digital paint tool
OpenOffice comprehensive productivity suite
VLC multimedia player
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Thanks to its free and open source nature, you can download the source file for the @CameliaGirls game components, and use this to create modifications of your own!  Or you can use it to study how Ren'Py games work. Just don't forget to share. ^^