Cobol might feel like a relic from the past, but tons of businesses still rely on it for core operations. Maintaining these legacy systems is expensive and challenging, and finding developers who know Cobol is getting harder. Modernizing Cobol applications can unlock new features, improve performance, and make them easier to integrate with newer technologies. Several tools can help simplify this process, and this article reviews some of the best.
Product Overview / Quick Summary
- Micro Focus Enterprise Analyzer: Comprehensive analysis and understanding of Cobol applications.
- IBM Application Discovery and Delivery Intelligence (ADDI): Deep impact analysis and rule discovery.
- Raincode COBOL Compiler: Compiles COBOL to .NET, JVM, or native code.
- Blu Age: Automated transformation of Cobol applications to Java.
- Modern Systems AMS: Application portfolio assessment and modernization strategies.
Top 5 Best Cobol Modernization Tools
1. Micro Focus Enterprise Analyzer
Micro Focus Enterprise Analyzer offers a deep dive into your Cobol applications. It helps you understand the structure, dependencies, and complexities within your code. Think of it as a powerful detective for your legacy systems.
Pros:
- ✅ Provides detailed application analysis.
- ✅ Visualizes complex relationships and dependencies.
- ✅ Supports impact analysis for proposed changes.
Cons:
- ❌ Can be expensive for smaller projects.
- ❌ The interface can be overwhelming at first.
- ❌ Requires specialized training for optimal use.
Verdict: Best for large enterprises needing comprehensive analysis and modernization planning.
2. IBM Application Discovery and Delivery Intelligence (ADDI)
IBM ADDI helps you understand the relationships within your Cobol applications and their impact on other systems. It's designed to uncover hidden rules and streamline the modernization process.
Pros:
- ✅ Offers strong impact analysis capabilities.
- ✅ Facilitates rule discovery and extraction.
- ✅ Integrates with other IBM development tools.
Cons:
- ❌ Can be complex to set up and configure.
- ❌ The licensing model can be challenging to understand.
- ❌ May require significant hardware resources.
Verdict: Ideal for organizations already invested in the IBM ecosystem looking for deep impact analysis.
3. Raincode COBOL Compiler
Raincode COBOL Compiler allows you to compile your Cobol code to various modern platforms. It enables you to run your Cobol applications on .NET, JVM, or native code, extending their lifespan and compatibility.
Pros:
- ✅ Supports multiple target platforms (.NET, JVM, native).
- ✅ Preserves existing Cobol logic.
- ✅ Can improve performance and scalability.
Cons:
- ❌ Requires some Cobol knowledge for configuration.
- ❌ May require code adjustments for optimal performance on new platforms.
- ❌ Might not support all Cobol dialects.
Verdict: A good choice for those wanting to re-platform their Cobol applications without extensive rewriting.
4. Blu Age
Blu Age specializes in automated transformation of Cobol applications to Java. It's designed to accelerate modernization by automatically converting Cobol code, reducing the need for manual rewriting.
Pros:
- ✅ Automates Cobol to Java transformation.
- ✅ Reduces manual coding efforts.
- ✅ Creates modern, maintainable Java applications.
Cons:
- ❌ Can be expensive depending on the application size and complexity.
- ❌ Requires careful planning and testing.
- ❌ The generated Java code might need some refactoring.
Verdict: Best for organizations looking to migrate to Java with minimal manual intervention.
5. Modern Systems AMS
Modern Systems AMS (Application Modernization Services) provides a complete suite of application portfolio assessment and modernization strategies. It helps you plan, execute, and manage your Cobol modernization projects.
Pros:
- ✅ Offers comprehensive modernization planning.
- ✅ Provides various modernization options.
- ✅ Supports risk mitigation and project management.
Cons:
- ❌ Can be a significant investment.
- ❌ Requires a clear understanding of your business goals.
- ❌ Success depends on the expertise of the Modern Systems team.
Verdict: Suitable for organizations needing end-to-end modernization services and strategic guidance.
Buying Guide
Choosing the right Cobol modernization tool depends on your specific needs, budget, and technical expertise. Here are a few factors to consider:
- Application Complexity: How complex is your Cobol application? Simple applications might benefit from simpler tools, while complex ones require more robust solutions.
- Target Platform: Where do you want to run your modernized application? Do you need to migrate to Java, .NET, or another platform?
- Automation Level: How much automation do you need? Some tools offer fully automated transformation, while others require more manual intervention.
- Budget: How much are you willing to spend? Modernization tools can range from relatively inexpensive compilers to costly, enterprise-level solutions.
- Expertise: What is your team's level of Cobol and Java (or other target platform) expertise? Choose a tool that matches your team's skills.
- Support and Training: Does the vendor offer adequate support and training? Good support can be crucial for successful modernization.
- Long-Term Maintenance: Consider the long-term maintenance costs of the modernized application. Will it be easier and cheaper to maintain than the original Cobol application?
- Integration: How well does the tool integrate with your existing development environment and other systems?
FAQs
Q: Why should I modernize my Cobol applications?
A: Modernizing Cobol applications can improve performance, reduce maintenance costs, enable integration with newer technologies, and address the shortage of Cobol developers.
Q: What are the different approaches to Cobol modernization?
A: Common approaches include rehosting, recompiling, re-platforming, refactoring, and rewriting. Each approach has its own trade-offs in terms of cost, risk, and effort.
Q: How much does Cobol modernization cost?
A: The cost of Cobol modernization varies widely depending on the size and complexity of the application, the chosen modernization approach, and the tools used. It can range from tens of thousands to millions of dollars.
Q: What are the risks of Cobol modernization?
A: Risks include project delays, cost overruns, data loss, and application downtime. Careful planning, testing, and risk mitigation strategies are essential for successful modernization.
Q: How can I ensure a successful Cobol modernization project?
A: Key factors for success include clear business goals, a well-defined modernization strategy, a skilled team, a robust testing plan, and strong project management.
Conclusion
Modernizing Cobol applications is a significant undertaking, but it can deliver substantial benefits in terms of cost savings, performance improvements, and business agility. Selecting the right modernization tool is crucial for a successful project. Assess your needs, consider your budget, and choose a tool that aligns with your technical expertise. Do your research, compare options, and don't be afraid to ask for demos or trials before making a final decision. Good luck with your modernization journey!
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