Package: erlang-webtool

"erlang-webtool" package binaries on CentOS:

/usr/lib64/erlang/lib/webtool-0.8.9/priv/bin/start_webtool

You may install this package on CentOS with yum install erlang-webtool

"erlang-webtool" package binaries on Debian:

/usr/bin/start_webtool /usr/lib/erlang/lib/webtool-0.8.10/priv/bin/start_webtool

You may install this package on Debian with apt-get install erlang-webtool