app-mobilephone/
vmoconv

A tool that converts Siemens phones VMO and VMI audio files to gsm and wav

http://triq.net/obex/

There are no pull requests

You think something is missing here?
Start with filling a new pull requests.

If you also like to help the Gentoo project, you can consider sending a Pull Request via GitHub.
Before doing so, you might want to take a look at the wiki page.