Developing Cross repository toolWith the cross repository tool, if multiple repositories or multiple branches in a repository have the same version of the same file, the change set that is committed to one repository or branch can be applied to the other repositories or branches that are connected in EGit.Developing Java ApplicationsDeveloping Enterprise ApplicationsDeveloping OSGi applicationsOGSi applications are modular applications that you can manage without restarting your system. These topics provide instructions for creating, importing, exporting, and deploying OSGi applications.Developing data access applicationsThe workbench provides the tools you need to develop data access applications, with which you can manipulate data from outside sources for use within your application serving environment. These enterprise data stores might be relational databases, procedural transaction programs, or object-oriented databases.Developing web service applicationsYou can develop and publish web service applications, which are modular applications that implement a services oriented architecture (SOA). These topics explain how to create and deploy web services, how to implement web service security, and how to test and validate web services.Developing REST API definition filesYou can create Representational State Transfer (REST) application programming interface (API) definition files in a web module for discovery on a Liberty server. WebSphere Developer tools supports the OpenAPI Specification (OAS), formerly Swagger, syntax, which is based on the JSON syntax, for creating JSON definition files.Developing Java batch applicationsYou can develop batch applications that are based on Java™ Specification Request (JSR) 352, and then submit Java™ batch jobs to run on a Liberty server.Service MappingDeveloping Maven projectsDeveloping XML applicationsDeveloping web applicationsDeveloping portal and portlet applicationsTesting and publishing on a serverDebugging applicationsProfiling applicationsAnalyzing applicationsCode Coverage