Feature comparison Feature phpBB2 phpBB3 Installation Easy to use multi-step installer Easy to use multi-step installer with functionality to allow conversions from other forum software. Posting Optional use of bbCode, smilies, HTML within Optional use of bbCode and smilies posts. Functionality to preview and edit within posts. Functionality to save posts and create polls. Ability to make posts as drafts, preview posts and topics appears as stickies or announcements. create polls. Ability to make topics appears as stickies, announcements or global announcements. A notice appears if a post has been made while you were replying to reduce duplicate content. Unread Topics Topics with posts since your last visit Topics with posts since your last visit appear as "unread" for the duration of your appear as "unread" until you read the topic, next login. or manually "mark all topics read". Attachments Not featured Ability to upload attachments within posts and private messages, with many administrator options. Private Messages Four standard storage folders. Optional use of Standard folders, in addition to bbCode, smilies and HTML. Functionality to the ability to add more folders and preview and edit PM's. create special PM "rules". Optional use of bbCode and smilies, functionality to preview and edit PM's and save PM drafts. Preferences Easy to use profile, set out on a single page. Complete modular User Control Panel (UCP). Includes various customizable features, such Many user defined options, displayed neatly as board language, board theme, timezone under several tabs (Overview, Profile, and settings such as displaying popups Board Preferences, Private Messages, for PM's, publicly displaying email Usergroups, Friends and Foes) and sub-tabs addresses, etc. for ease of use. Moderation Simple Moderation Control Panel (MCP) that Modular Moderator Control Panel (MCP) allows for the locking, splitting, deleting with options displayed neatly under several and moving of topics. These can be done tabs (Main, Moderation Queue, Reported Posts, within a topic, or on a separate MCP page. User Notes, Moderator Logs) and sub-tabs for ease of use. Simple moderation functions include locking, splitting, moving, deleting, merging and copying topics.