The following are some Islamic books you may like to download:
Quran
Central Theme of Each Surah from the Quran
Summary of Each Surah of 30 Juz
The Reasons of Revelation (Asbab Al-Nuzul)
The Sciences of the Quran (Ulum Al-Quran)
Al Quran Word by Word (Juz 30)
Athkar and Dua
Aqeedah
Aqeedah Frequently Asked Questions
Seerah
Seerah Book – The Sealed Nectar – الرحيق المختوم
Companions
Collection of Biographies of the Companions
Fiqh
Shafae Fiqh – Reliance of the Traveller
Hanbali Fiqh – Al-Umda fil Fiqh
Hadith
Commentary of Forty Hadith of Imam An-Nawawi
Explanation of Riaydh Al-Saliheen
Islamic books for children
Seerah Book – The life of the Prophet
Ramadan Books for Children
Ramadan Encyclopedia for Children
Ramadan Books for Adults
New Muslims
Explanation of Important Lessons for Every Muslim
Tajweed Syllabus in Arabic
Futuhat Ar-Rahman (for children)
Islamic Studies Syllabus in Arabic