Addr - A collective and annotation-focus ePub reader
TRY Studio - Try or teach—Personalized lessons in all things creative.
Eplee - A simple and beautiful open-source ePub reader
Craftsy - Lynda for Crafts and DIY
Kindle Robot - Send books to Kindle via a Telegram bot 📚🤖
PreQuilt - PreQuilt is a design tool for creative quilters