Unlike IPv4, configuring and retrieving IPv6 information on a PC can be daunting. Depending on the configuration, multiple IP address might be returned by an IPv6 host.
IPV6Configurator tries to address this.
The Adapters lists all available ethernet adapters.
Retrieving
Currently configured Ip addresses for DHCP/Manual for IPv4 and IPv6 are displayed
Setting
Netsh is used for configuring IP addresses.
In case of DHCP, only IP address is needed.
In case of manual configuration, An IP address is needed. For IPv4, Subnet and Gateway (optional) configuration are applicable. For IPv6 Prefix Length and Gateway(optional) configuration is applicable. Also "Update Router Discovery" disables the IPv6 host from sending nearest router discovery packets to the network.
Source and Binaries can be found here.