QJ-Pro is a comprehensive software inspection tool targeted towards the software developer. Developers can automatically inspect their Java source code and improve their Java programming skills as they write their programs. QJ-Pro provides descriptive Java patterns explaining error prone code constructs and providing solutions for it.

RadRails is an open source IDE for the Ruby on Rails framework.

RadRails is an integrated development environment for the Ruby on Rails framework. The goal of this project is to provide Rails developers with everything they need to develop, manage, test and deploy their applications. The RadRails standalone IDE is built on the Eclipse RCP, and includes the Subclipse plug-ins and the RDT plug-ins. RadRails is also available as standard Eclipse plug-ins.

If you develop real-time software, you need to know that your code meets its performance requirements. RapiTime combines on-target execution time profiling with static analysis to support you in ensuring your real-time application lives up to its requirements. RapiTime allows you to: monitor code coverage, determine worst-case execution times, quickly identify slow code that has a disproportionate effect on the running time of your application. RapiTime supports C and Ada on all 8, 16 and 32-bit microcontrollers and DSPs.

The plugin comes with a catalog of refactorings and allows to create your own refactorings that you can apply to your projects code

Saros is a Eclipse plugin for collaborative text editing that in particular targets distributed pair programming (also called remote pair programming), but can support arbitrarily many participants at once. All members of a session have an identical copy of an Eclipse project and Saros keeps these copies in sync as editing progresses.

Scrum Vision is a set of tools that connect Eclipse Mylyn to Google Spreadsheets. Google spreadsheet templates are available to manage a full Product Backlog or just and Iteration Backlog.

Solex is a free open source Web application testing tool built as a plug-in for the Eclipse IDE. It provides functions to record a client session, adjust it according to various parameters and replay it later typically in order to ensure non regression of the application's behaviour

SonarLint is an open source extension that provides on-the-fly feedback to developers on new bugs and quality issues injected into C# code. SonarLint works with Visual Studio, Eclipse and IntelliJ IDEA.

Spoon is a Java program processor that fully supports Java 5 and 6. It provides a complete and fine-grained Java metamodel where any program element (classes, methods, fields, statements, expressions...) can be accessed both for reading and modification.