Firefox 57.0.2 was released at Dec. 7.
Though mainly a Windows bugfix release, we @chakra provide you with additional desktop integration with this release:
Taking advantage of the extended freedesktop.org scheme, users are now able to open firefox in modes other than default by right clicking on the icon
For those who want to financially support Chakra, we have also provided an additional customized search engine option apart from firefox’s default:
Please edit it manually to enable the share for us. Thank you.