<p>Genome editing has proved to be an advanced breakthrough in the field of plant sciences. CRISPR and its associated proteins have emerged as one of the most powerful and transformative tools for aiding the unprecedented precision and versatility in genome editing and overcoming the decline in agricultural produce due to constraints in genetic variations. This review marks an overview of the CRISPR-Cas system, including its discovery, variants, and classifications. Key CRISPR-Cas variants are explored for their distinct molecular mechanisms, detailing their ability to induce site-specific mutations and their subsequent applications in creating in-dels, gene knockouts, and gene knock-in. We have integrated anti-CRISPR mechanisms for exploring how these natural inhibitors can regulate or block the activity of different CRISPR-Cas types. We have discussed the expanding utilization of CRISPR-Cas technology in agriculture through gene-editing and have emphasized ZFNs and TALENs, highlighting its advantages in terms of simplicity, specificity, efficiency, and scalability. The discussion highlights the current ethical considerations surrounding CRISPR-Cas, particularly the concerns related to off-targets. By critically examining the mechanism, application, and ethical challenges of CRISPR-Cas, this article aims to provide a balanced vantage point on the current state and future potential of this groundbreaking technology in life sciences.</p>