Postman - The Collaboration Platform for API Development
pickSaaS - Hundreds of SaaS products, analyzed.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Inside SaaS Sales - 1000+ sales emails and voicemails from top SaaS companies
Postman for Mac (Beta) - Build, test, and document your APIs faster
SaaS 1000 - Free exportable list of the fastest growing SaaS companies