A plugin for MyBB to Bookmark posts those are important to get quick access on a later stage

Allows to limit number of post per hour

Change Author on Edit lets you add to certain usergroups the ability to change the author of a thread upon editing of the first post. It's as simple as it sounds. The plugin adds 1 setting to each usergroup's permissions page.

MyDropzone replaces MyBB's default attachments behavior with a reliable drag and drop solution (Dropzone.js) which uses AJAX instead. Uploading an attachment becomes extremely easy and fast.

Add Reputation Bar according to MyBB Default Reputation System