...
* several list processing functions like iterators and map-reduce
* support of [Ideal Hash Tries](http://infoscience.epfl.ch/record/64398/files/idealhashtrees.pdf)
for highly efficient hash map data structures
* parsers for [JSON](http://json.org) data and the text configuration files found
in Unix system
* doubly linked circular lists for reliable event queues
* support for test and debugging of memory management problems such as memory leaks