pickSaaS - Hundreds of SaaS products, analyzed.
Readwise - Effortlessly rediscover and organize your Kindle highlights
Inside SaaS Sales - 1000+ sales emails and voicemails from top SaaS companies
Clippings.io - Organize the notes you make on your Kindle
SaaS sales for Startup Founders - Free book by Steli Efti from Close.io
Klib - Kindle & iBooks Highlights Manager