The article explores the significance of Software Bill of Materials (SBOM) in the software development lifecycle, emphasizing its role in enhancing supply chain security by cataloging open source components, including version numbers, vendors, and licenses. It discusses the challenges of generating SBOMs and provides an overview of five popular SBOM generation tools—Syft by Anchore, Tern, Kubernetes BOM, SPDX SBOM Generator, and CycloneDX Generator—highlighting their functionalities, integrations, and support for different SBOM standards like SPDX and CycloneDX. While standardization of SBOM formats is crucial for interoperability with tools such as vulnerability scanners, the article notes varying support and ease of use across the tools. It suggests integrating SBOM tools into development workflows to maintain security and offers insights into Earthly, a complementary build tool, for enhancing the build process. The article also underlines the importance of regularly generating SBOMs as a best practice for managing software risks and securing the supply chain.