The DevRoadmaps Clarion Library (DCL) is a collection of classes gleaned from the original Clarion Magazine site as well as new source from this site. It includes a variety of utility classes as well as ClarionTest (DCL), a unit testing framework created specifically for Clarion.
See The DevRoadmaps Clarion Library (DCL) on GitHub
See How to use the DevRoadmaps Clarion Library (DCL). You may also want to read about the DCL directory tree structure. If you're new to object-oriented programming, check out Object oriented programming in Clarion.
We're working on the class library docs, which you can find here.