Note: Devel Live CD boots in the same way as 4MLinux does (this was described here).
1) Select Installer from the Devel Menu:
2) Confirm the installation by choosing 'y' and pressing Enter:
Now you have the minimum required to compile programs written in C and C++. Revision control software (Git, SVN) and GNU build system (Autoconf, Automake, Libtool) are installed too.
3) You can also download additional packages:
All the file managers, which are included in Devel Live CD (Midnight Commander, Path Finder, and X File Explorer), are able to open rpm, deb, and other archives. Please refer to this post for details.