

IBM Rational ClearCase and GitHub both focus on version control and collaboration. GitHub tends to have the upper hand with its ease of use, cloud integration, and collaboration features, often seen as providing better value.
Features: ClearCase offers advanced branching, integration features, and support for customized development processes which are ideal for enterprises with intricate workflows. GitHub shines with seamless collaboration tools, wide-ranging integrations, and emphasizes simplicity, making it the preferred choice for smaller teams and open-source projects.
Room for Improvement: ClearCase could enhance its cloud capabilities, ease of deployment, and user interface modernization. GitHub, while strong in many areas, can improve on advanced SCM capabilities, enterprise-level support and has room to expand security features.
Ease of Deployment and Customer Service: ClearCase generally requires complex onsite deployment with enterprise-level support services, making it potentially challenging due to infrastructure demands. GitHub, being cloud-based, allows quick setup and offers comprehensive online resources and support forums, simplifying implementation and management.
Pricing and ROI: ClearCase involves substantial upfront costs and ongoing maintenance, which is suitable for organizations needing detailed SCM capabilities. GitHub follows a subscription-based pricing model, generally lower and scalable, assisting varied project sizes, providing quick ROI with lower operational costs.
| Product | Market Share (%) |
|---|---|
| GitHub | 9.3% |
| IBM Rational ClearCase | 7.2% |
| Other | 83.5% |


| Company Size | Count |
|---|---|
| Small Business | 42 |
| Midsize Enterprise | 13 |
| Large Enterprise | 49 |
GitHub is a web-based Git repository hosting service. It offers all of the distributed revision control and source code management (SCM) functionality of Git as well as adding its own features. Unlike Git, which is strictly a command-line tool, GitHub provides a Web-based graphical interface and desktop as well as mobile integration. It also provides access control and several collaboration features such as bug tracking, feature requests, task management, and wikis for every project.
IBM Rational ClearCase is an enterprise-grade configuration management system that provides controlled access to software assets, including requirements, design documents, models, test plans and test results. It be can be integrated with other IBM solutions, including IBM Rational Team Concert, IBM Rational ClearQuest, IBM Rational Asset Manager and IBM Rational Application Developer for WebSphere Software.
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