Best Open Source Requirements Management Alternatives & Competitors in 2025

rmtoo is a free and open source requirements management tool.

The list below identifies the supported releases of IBM Rational RequisitePro from which you can select system requirements in different levels and organization of detail.

Seamless project management and collaboration for your team.

Visit website $12.0 / Monthly (Per user)

Requirements management using version control.

Reqflow is a free and open-source tool for traceability of requirements across documents, designed to analyse documents with speed and efficiency.

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

The Systems Engineering Suite offers you the tools, processes and skills to Verification, Traceability, Reusability and Quality.

A simple and elegant project management system.

paid Free Trial $99.0 / Monthly (flat price)

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

QVscribe is a lightweight tool that allows engineers to quickly analyze requirements documents for vulnerabilities. Currently available for Microsoft Word.

PractiTest is a cloud based Innovative test management tool.

Time Tracking and Time Management Software that is accurate and helps you to get a lot more done each day.

3SL Cradle is a requirements management and systems engineering software tool.

paid Free Trial £315.0 / One-off (Single user RM Desktop product)

Collaboration software for Sparx Enterprise Architect