JustAssembly is a free open source project. You can easily:

Add the functionality that you need and want
Share features and solutions with the larger community so everyone benefits
Leverage contributed fixes and additions
See the source code and verify for yourself what the code does
Study the code and learn from the best

Code reviews = quality code. Review code, discuss changes, share knowledge, and identify defects with Crucible's flexible review workflow. It's code review made easy for Subversion, CVS, Perforce, and more.

Flexible code reviews
Crucible supports several ways for doing pre-commit or post-commit code reviews:
Workflow-based reviews
Quick reviews with cut-and-paste snippets
Create reviews from the command line
One-click reviews from changesets or issues

Clarion is the foundation of the SoftVelocity product line and anchors the company's reputation for fast, efficient database application development. In addition to the Clarion 4GL language, the Clarion product also includes both a C++ and Modula-2 compiler. All of the languages share a common optimizer, and they can be mixed within a single application.