Crowd funding sites have become an easy target for scammers as the overall rate of digital crimes has increased globally. As a result, a decentralized block chain technology is employed to make these applications more safe, transparent, and trustworthy. This paper provides a notion of how blockchain might be employed in web development to overcome security difficulties and make such sites more dependable, with the goal of addressing the existing issues experienced by such platforms. This article describes the usage of Ethereum for the construction of smart contracts in order to prevent fraud, control, or any other kind of interference from a third party. The model’s frontend is constructed with web technologies, while the backend is based on solidity. In contrast to Ethereum, the development environment used is hardhat. With help of this article, people will understand the profits of blockchain when used in crowd funding applications, which further helps in improving the transparency, security, and efficiency of a system.