fonte is a free plugin for adobe illustrator, that allows you to design fonts inside the industry-leading graphic design tool

yes, fonte can open OTF, TTF, and WOFF fonts for you to edit them at any time, but they have been made with fonte and not any other editor

just if you like to edit glyphs spacing later

sure, fonte generates the same exact fonts done inside the other font editors

yes it does, and it's so easy, because fonte adds lookups automatically and all you have to do is to use your mouse to edit spacing

yes, fonte supports a variety of languages such as English, Latin, Arabic, Hebrew, Japanese, Hindi, and much more