Linear - Streamlined issue tracking for software teams
iOSStash - A huge collection of app-related tools
BugHerd - BugHerd: The Website Feedback Tool for Agencies
Lightwell - App creation platform for creatives.
Distiller - Distiller's hosted continuous integration platform takes the pain out of mobile development through automated build, test, and deployment of your iOS apps.
iOS Cookies - A hand curated collection of iOS libraries written in Swift