Question&Answer social platform, that allows to create site with anonymously questions. You can see a lot of screenshots at screenshot page.
Video demo: YouTube
Admin demo: Admin panel
Login: admin
Password: qwerty
User page: Profile example
Static page example: API Documentation
Features
Feed
- AJAX Load news
- Show news, if user answered question or changed status or changed avatar
Search
- AJAX Search system
- Search with parameters
- AJAX Load more results
User settings
Edit city, name, surname, gender
Privacy settings
Design settings (upload background, set background color, background position)
Change password
Flash avatar upload
Easy to install widget for blog
Follow system
AJAX follow, unfollow
User’s followers/followings pages
Profile pages
Notifications about new questions
AJAX edit status
Show followers/followings
Delete avatar
Complaints(reports) on users with comment
Anonympusly/non anonymously questions
User answers
AJAX Load more answers
Verifying labels
Show user is online or when last seen
Admin panel
Multi Language panel
Edit, create and delete static pages (SEO friendly)
Edit and delete users (AJAX Users search)
Delete, view complaints,
Site statistics
Change password
Edit site configuration (SEO settings, caching, default language)
Script
Multi Language (easy to edit .ini language files)
Smarty templates
Using PDO
Caching user pages
All platform (not admin) code is good commented
Great API to develop modules (router class, user class, config class etc.)
API for third-party developers (get user info, user followers)
Automatically installation (1 step)
Redirecting on “badbrowser” page, when JavaScript is turned off
Security
Send AJAX requests with unique hashm that prevent CSRF attacs
Prepared statements on SQL queries
Login ban system for 3 minutes (if user typed wrong data more than 10 times)
Even logout protected from CSRF 
Download askBird – Question&Answer Social Platform (Social Networking)