To get support on Par4All or if you wish to be part of the Par4All development please contact us with the Support Tab on the left of the screen.
For other aspects of Par4All such as research, the following website pips4u.org has other collaborative communication tools.
IRC : For interactive discussions and support, there is a #par4all IRC channel on FreeNode (if you are unfamiliar with IRC you can begin by looking at freenode.net for more information).
More specific discussions on PIPS are done on the #pips IRC channel on FreeNode.
Many Par4All developers use the xchat IRC client and Android AndChat.
LinkedIn : There is also a Par4All group on LinkedIn.