| Default Classes | Description |
| PairC | Pair of homogenious objects |
| Tuple3C | Class containing 3 other classes. |
| Tuple2C | Class containing two other arbitary classes |
| Tuple4C | Class containing 4 other classes. |
| BucketC | The class Bucket represents a container of items which can be addressed using an integer number (called bucket) of limited range <0, n). |
| RandomBagC | A collection of data from which items are drawn at random. |
| KIter1C | |
| KNodeC | |
| KListC | |
| HelpC | |
| ShiftRegC | Template class for a shift register based on simple 1-D array |