You can obtain the last stable release of the software here.
However, if you want you can get a copy of the last software by accessing our public source repository:
On Linux type:
svn co http://anon:firstname.lastname@example.org/repos/manticore/
For Windows, instructions vary on the client you are using. Just use the URL above with anonymous access.
Here you can consult the user documentation.
If you want to contribute, give feedback or just ask a question you can find the development team at:
Feel free to subscribe!