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.

VideoLAN

The VideoLAN project produces the extremely popular VLC media player software. Their forums provide support for users of the software as well as the development community.

Mozillazine

Hugely popular Mozilla community providing support for Firefox, Thunderbird, Seamonkey and other well known Mozilla products. Over 350k members and 4 Million posts.

NationStates

Inspired by Max Berry's book, Jennifer Government, NationStates is one of the most popular online simulation games. The forum boasts over 5 million posts and 200,000 users.

KDE

KDE is mainly known for producing the KDE Desktop Environment (used in Kubuntu) for Linux.

Open Cart Forums

OpenCart is popular, powerful, and easy to use shopping cart software. Their healthy community forums are powered by phpBB.

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