Kindle2Notion - Export your Kindle clippings to a Notion database
Bookicious - Find the best new book to read with books collections for makers, founders and entrepreneurs.
Hazel - Lighweight update server for Electron apps
Goodreads - See what your friends are reading.
Readwise - Effortlessly rediscover and organize your Kindle highlights
Bookcelerator - A curated directory of books that will make you smarter