As a developer tools analyst, here is a comparison of Amundsen and Presto for senior engineers: Amundsen and Presto are two distinct open-source projects with different focuses. In terms of momentum, Presto (16,679 stars, 33 stars in the last 30 days) significantly outpaces Amundsen (4,754 stars, 7 stars in the last 30 days), indicating a larger and more actively engaged community. Presto's community size is substantially bigger, suggesting broader support, more contributors, and potentially faster issue resolution. Use cases diverge sharply: Amundsen is tailored for enhancing productivity of data practitioners through metadata-driven interactions, implying a focus on data discovery, cataloging, and governance. In contrast, Presto is a distributed SQL query engine optimized for big data, catering to analytics, data warehousing, and real-time querying needs. While Amundsen serves as a crucial tool for data management and collaboration, Presto is geared towards high-performance querying across disparate data sources. Senior engineers evaluating these projects should consider their specific needs: metadata management and data analyst productivity with Amundsen, versus scalable, high-speed querying with Presto. Both projects have clear, albeit different, value propositions, reflecting in their community engagement and growth rates.