In this discussion, Heather Ellsworth, a Senior Developer Relations Engineer, Wayne Mery, Thunderbird's Community Manager, and Luis Cañas-Díaz, leader at Bitergia, delve into their collaboration on community metrics. They share insights on leveraging Grimoire Lab to enhance community engagement and the importance of data-driven decisions. Wayne reflects on Thunderbird's evolution from Netscape, while Heather emphasizes actionable metrics for community health. Together, they offer advice for open source projects considering similar approaches and share their future aspirations.