Discussions vs. the Classic SharePoint Discussion Board vs. Viva Engage vs. Teams Channels: Which to Choose
A practical comparison of the ways to run a forum in Microsoft 365: the classic SharePoint Discussion Board, Viva Engage communities, Microsoft Teams channels and the Vitextra Discussions web part - modern pages, permissions and guests, reply threads, best answer, notifications, moderation, compliance, availability by cloud and licensing, with guidance on when each one fits.