This thesis covers the topic of electronic commerce; an overview of the situation, trends and perspectives both in the world and in the Republic of Croatia. In today’s electronic age, ecommerce is practical and simple, very profitable and has low costs. The main motivation for writing about this topic was the daily use of e-commerce, which is becoming necessary in people's lives. The topic was divided into chapters that talk in general about e-business and ecommerce, trade models and payment models in e-commerce, the importance of logistics and an overview of the current situation through the business of Amazon, eBay and AliExpress, but also shows the development of e-commerce in the Republic of Croatia with the example of platform Crno Jaje. Trends and perspectives in e-commerce are presented as the most important result. The specifics of this paper are manifested in the fact that e-commerce is presented from the very beginning until today, its development, advantages and disadvantages through comparison. The main conclusion of this paper is that it is necessary to invest in progress that affects the growth and development of e-business.