Open Government Data Portal of Tamil Nadu – tn.data.gov.in - is a platform for supporting Open Data initiative of Government of Tamil Nadu. The portal is intended to be used by Departments/Organizations of Government of Tamil Nadu to publish datasets, documents, services, tools and applications collected by them for public use. It intends to increase transparency in the functioning of the state Government and also open avenues for many more innovative uses of Government Data to give different perspective.

Open Government Data Portal of Tamil Nadu is designed and developed by the Open Government Data Division of National Informatics Centre (NIC), Department of Electronics and Information Technology (DeitY), Government of India. The portal has been created under Software as A Service (SaaS) model of Open Government Data (OGD) Platform India of NIC.

The data available in the portal are owned by various Departments/Organization of Government of Tamil Nadu.

Content Management System (CMS) – Module for managing and updating various functionalities and content types of Open Government Data Portal of Tamil Nadu.

Visitor Relationship Management (VRM) – Module for collating and disseminating viewer feedback on various data catalogs.

Communities – Module for community users to interact and share their zeal and views with others, who share common interests as that of theirs.