API List - A collective list of APIs. Build something.
Intelex - Intelex offers software solutions for Environment, Health, Safety and Quality (EHSQ) programs.
Phantombuster - A marketplace of simple to use no-code APIs
QT9 Quality Management - User friendly one stop shop quality management software
The Unsplash API - No-limits, do-what-you-want API for access to 200K+ HD pics.
Airbnb Official API - Develop your application for millions of travelers & hosts