PhpBB is a free, open-source bulletin board software that can be used to stay in touch with a group of people or power a whole website. It offers an expansive catalogue of user-created extensions and style packages, allowing you to customize your forum extensively. PhpBB shines for its ease of use and its extensive range of features, which no other bulletin board software can match. Additionally, the software is free and their Community Forum has a supportive staff and community, ready to help you with anything from configuration to modifying the code for individual needs. Latest blog posts include updates, team hackathons, and creating a phpBB Collective for accepting donations.
https://www.phpbb.com