Assessment and Analysis
The first stage of legacy software modernization is the assessment and analysis of the software. This step involves identifying the current state of the software, including its architecture, features, and limitations. The assessment process also helps to identify the software’s strengths and weaknesses so that developers can determine the best approach for modernization.
Deliverables:
- The outcome of the assessment and analysis stage is a detailed report outlining the software’s status and the proposed modernization approach.
Strategy Planning
Once the assessment is complete, developing a modernization strategy is next. The strategy will specify the goals of the modernization process, the implementation schedule, and the resources required to complete the project successfully. A comprehensive modernization plan involves determining how to improve the application’s architecture, functionality, and user interface.
Deliverables:
- The outcome of the strategy planning stage is a detailed modernization plan that outlines the project scope, goals, budget, and resources necessary for the project.
Design and Development
After developing the modernization plan, the software is redesigned and developed to match the latest industry standards. This stage involves developing a new software architecture and addressing procedural inefficiencies, security vulnerabilities, and compatibility challenges.
The development stage involves building a new application on the existing software’s framework, thus avoiding a re-deployment of the existing version. Modernizing a legacy application allows businesses to introduce new functionality, which results in increased efficiency and productivity.
Deliverables:
- The outcome of the design and development stage is a modernized software application with a new architecture, improved scalability, enhanced performance, and a better user experience that meets the needs of today’s applications.
Integration and Testing
The integration and testing stage involves integrating the new software with existing applications, platforms, and systems. This stage ensures the seamless operation of the new system and maximizes its compatibility with existing workflows.
Testing verifies the software quality attributes like performance, scalability, compatibility, and security to ensure that there are no glitches and that the software still performs as intended.
Deliverables:
- The integration and testing stage outcome is a fully integrated and tested modernized application with the required system compatibility, high performance, and enhanced security.
Deployment and Ongoing Support
The last stage of legacy software modernization is deployment and ongoing system support. After the software has been fully integrated and tested, the implementation team deploys the new software.
They also provide ongoing support for the new software, which often involves ensuring that it remains compatible with other systems and updating it to meet the latest industry standards.
Deliverables:
- The outcome of the deployment and ongoing support stage is a successfully deployed, modernized software application with additional support on maintenance, upgrade, and debugging.