Azure DevOps - Visual Studio dev tools & services make app development easy for any platform & language. Try our Mac & Windows code editor, IDE, or Azure DevOps for free.

Jama - Jama combines requirement management software with enterprise collaboration capabilities to solve product delivery problems.

Helix ALM - Helix ALM is the single, integrated application that lets you centralize and manage requirements, test cases, issues, and other development artifacts and their relationships.

Reqtify - Reqtify is an easy to use, interactive application for managing requirements.  

Jama Connect - The Leader in Requirements Management Solutions

ReqView - Simple and powerful requirements management tool enabling easy requirements gathering, traceability tracking and offline collaboration.