Bangladesh is a densely populated developing country. Development of a country highly depends on education. It is quite impossible for a developing country to educate all their citizens as resources and other facilities are limited. Huge amount of money is required to establish such infrastructure and facility. Open and distance learning (ODL) is an affordable solution to this problem. It is an important part of the education system now. It covers a large number of people for imparting education. This education system is very helpful for those who are unable to attend at the traditional class room program. Technology is now entered into all parts of the society. The ODL education system is also benefited with the wide application of different technological tools. The goal of this paper is to show the advancement of technology in ODL system, so that it can help many educational institutions to offer programs in distance learning mode. It is the only way to bring the quality education to everyone's door step in Bangladesh.