All N-LAB applications, systems and packages deploy with universal set of functionalities. Sometimes, according to end user's specific needs, local regulations or local common practice, additional functionality must be developed for this purpose. Add-on market is the place where N-LAB and partners sell already developed solutions, add-ons, for different specific purposes. Add-on can vary from simple reports variation or localization, to the complete applications, which are compatible with other N-LAB products. Every add-on can be purchased, downloaded and implemented by the end users or by the consultants.