lrexlib : Binding of three regular expression libraries (POSIX, PCRE and Oniguruma) to Lua ( http://luaforge.net/projects/lrexlib/ )
luasql : Database connectivity for the Lua programming language ( http://www.keplerproject.org/luasql/ )
luazip : LuaZip is a lightweight lua library to read files from zip archives. ( https://github.com/msva/luazip )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a didactic-duck
For Paludis use this rsync : rsync://gentoo.zugaina.org/didactic-duck-portage
If you have a problem : ycarus(-at-)zugaina.org