In the past few years, we have covered plenty of themes and plugins that turn WordPress into a fully-fledged forum. wpForo is also worth a look. It is a lightweight forum plugin for WordPress for communities of any size. It has 6 color styles for you to choose from and is responsive to adapt to any device.
This forum plugin comes with standard features such as SEO, caching, and anti-spam function. It has ratings and badges for your community members to earn. It has 4 different layouts for you to choose from. wpForo integrates with BuddyPress and Ultimate Member. It facilitates communication with live user notifications and topic subscription.
wpForo supports migration from other forums using the Go2wpForo tool.