As a developer tools analyst, here is a comparison of Amundsen and Snowplow for senior engineers: Amundsen and Snowplow are two distinct open-source projects with differing focuses. Amundsen, with 4,754 stars and a recent 7-star gain over 30 days, indicates a dedicated but potentially smaller community compared to Snowplow, which boasts 6,999 stars and a more vibrant recent activity with 13 new stars in the last month. This suggests Snowplow currently enjoys greater momentum and a larger community. In terms of use cases, Amundsen is tailored for enhancing the productivity of data practitioners (analysts, scientists, engineers) through metadata-driven interactions, implying its primary application is in data discovery, governance, and internal analytics workflows. Conversely, Snowplow positions itself as a leader in Customer Data Infrastructure (CDI), suggesting its use cases are more aligned with customer-centric data collection, management, and analysis, likely appealing to teams focused on user behavior tracking and personalized marketing. While Amundsen's community appears smaller but still engaged, Snowplow's larger star count and more recent activity may attract contributors and users seeking a more actively developed project. The choice between the two would largely depend on whether the primary need is metadata-driven data productivity (Amundsen) or robust customer data management (Snowplow).