Fiqh-us-Sunnah Plugin is a Home & Education software developed by Islamasoft Solutions UK. After our trial and test, the software is proved to be official, secure and free. Here is the official description for Fiqh-us-Sunnah Plugin:

Edit by Marydown: Fiqh-us-Sunnah Plugin is a plugin for The Hadith Software that will add a new Hadith to The Hadith Software.