WooGang is being very generous here:.WooGang Club is providing only links for various themes, plugins & scripts which are licensed under GPL (GNU General Public License) and hence you can use them on as many websites you want and use it the way you want- modified or non-modified.

This one is unbelievable:

4) Why your terms and conditions are so strict?

We never intended to be strict, but many are abusing our system to take undue advantage which does not fall into fair usage policy of woogang and hence we had to change our policies so that they are more clear to everyone and more simple but at the same time more strict.

WooGang is accusing others of "abusing" their system.