Integrated Development Environments for mobile, distributed, mainframe, and midrange platforms

The IBM® Rational® Integrated Development Environments (IDEs) run on the developer’s desktop, providing rich capabilities for developing, unit testing, debugging, analyzing, modernizing, and optimizing applications.

Product editions:

Rational Application Developer for WebSphere Software: Helps developers design, develop, test, analyze, and deploy multi-tier, multi-channel Java, Java EE, portal, web and Web 2.0, OSGi, Web Services, REST services, SOA, mobile web, and hybrid mobile, and IBM Bluemix applications.
Features | Product support (US)

Rational Business Developer: simplifies multi-platform application development with EGL, providing a common programming language and model across all tiers of an application, complementing popular languages including Java, JavaScript, and COBOL.
Features | Product support (US)

Rational Developer for AIX and Linux AIX COBOL Edition: provides the environment for creating and maintaining COBOL applications that run on IBM AIX, including a subset of Rational Application Developer for WebSphere Software capabilities. (Formerly marketed as Rational Developer for Power Systems Software.)
Features | Product support (US)

Rational Developer for AIX and Linux C/C++ Edition: supports development of C and C++ applications that run partly or fully on IBM AIX® or Linux® on IBM Power Systems™ hardware, as well as support for the x86 Linux infrastructure for subsequent porting to Power systems. (Formerly marketed as Rational Developer for Power Systems Software)
Features | Product support (US)

Rational Developer for System z: provides modern application development tools for IBM® z/OS® operating systems, enabling developers to create and maintain traditional System z® CICS®, IMS, DB2®, and Batch applications
Features | Product support (US)

Rational Developer for i: supports application development for the IBM i platform (formerly known as AS400), supporting several language options in addition to multiple application modernization techniques Versions include RPG and COBOL Tools, RPG and COBOL+ Modernization Tools, Java Edition, and RPG and COBOL+ Modernization Tools, EGL Edition.
Features | Product support (US)

Rational Developer for the Enterprise: supports enterprise application development that incorporates a heterogeneous mix of platforms and languages, comprising the full capabilities of IBM Rational Application Developer for WebSphere Software, Rational Developer for System z®, Rational Business Developer, Rational Developer for i, Rational Developer for AIX® and Linux C/C++ Edition, and Rational Developer for AIX and Linux AIX COBOL Edition. (Market replacement for Rational Developer for zEnterprise®).
Features | Product support (US)

Rational® Developer for the Enterprise

Rational Application Developer for WebSphere Software

Rational Developer for System z

Rational Business Developer

Rational Developer for i

Rational Developer for AIX and Linux C/C++

Rational Developer for AIX and Linux AIX COBOL Edition

 

Businesses depend on software for innovation, which depends on developers creating software rapidly, delivering it with high initial quality and then quickly becoming productive on their next project which may be in a different language running on a different platform.

The IBM® Rational® Integrated Development Environments (IDEs) provide a consistent user experience, supporting capabilities for developing, unit testing, debugging, analyzing, modernizing, and optimizing applications for many platforms using many languages. The consistency and capabilities of Rational IDEs help developers learn new languages and grasp unfamiliar code bases more quickly.

When compared to older tools (i.e. vi, emacs, shell scripts, ISPF, SEU or PDM), a modern IDE helps individual developers become more productive, delivering higher initial code quality.

In addition, Rational IDEs:

DevOps

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