12 Chat Forums
12 Chat Forums is one of the largest and most active social and chat communities in the Arabic language. Their community boasts nearly 2 million posts and 80,000 users.
Adblock Plus
Adblock Plus is one of the most popular Firefox Add-ons in the world, with over 10 Million daily users and over 100k downloads a day. They use phpBB to offer support to their users.
Add This
Add This is the world's largest sharing platform, it can either be used by code on a website or as a browser extension.
Alfresco
Alfresco, providers of the leading enterprise open source Content Management System, use phpBB to host discussion and support for their products.
Ars Technica
Boasting almost 14 million posts, Ars Technica is one of the biggest and oldest technical forums still operating today. They use phpBB to power their forums and comment system.
Art of Problem Solving
Art of Problem Solving has attracted a large and active community of mathematically motivated students, looking to take their knowledge to the next level.
Avant Browser
Avant Browser is a fast and user friendly browser which uses Microsoft's Trident rendering engine. The browser has been downloaded over 22 million times.
Blender
Blender is a popular studio-quality, 3D production suite that is also free and open source. They use phpBB to power a very uniquely stylized forum.
Bokt.nl
Independent site for Dutch horse lovers. With over 150,000 members and 70 million posts, Bokt.nl is widely acclaimed as one of the largest boards powered by phpBB.