VK+ Switcher

If you have for some purposes many accounts in Vkontakte or other social network and got bored using multiple browsers or loggin in/out between accounts, this extension is for you! Locate all your accouts in one browser and switch between them in an easiest way.
Now works in Opera!

FEATURES
Work in different accounts simultaneously (in different browser tabs).
Quick Vkontakte, Facebook, Twitter, Mail.ru, Odnoklassniki and Google profiles switching
Customizable hotkeys, working in almost all browser pages
Profiles ordering
Import/export profiles

Changelog
2.1.6
– Fix request handling for Chrome 72+
2.1.5
– Fix hotkey handler
2.1.4
– Fix profile switching bug
2.1.3
– bugfixes
2.1.2
– version for Opera released
– fixed some bugs in simultaneous usage of accounts
2.1.0
– Google accounts support added
2.0.1
– new feature
– minor bugfixes
1.4.4
– previous version bugfixes
1.3.0
– changes according new browser security policy
1.2.7
– fixed Facebook support
– fixed bugs with profiles creation and reordering
– other minor fixes
1.2.4
– small fixes in hotkeys
1.2.3
NEW:
– profiles ordering
– import/export
– tooltips for hotkeys
– description for hotkeys in options window
– open options after first install
– link to options in popup window
– interactive help
– active tab detection
FIXES:
– hotkeys
– fix problems with long profile names display
– one more bug with deleting profile
– bug with switching by hotkeys
1.1.1
– hotfix for bug with hotkeys
1.1.0
– added basic support of hotkeys
1.0.6
– fixed bug with deleting non-last profile
1.0.5
– some bugs fixed
1.0.4
– first release

Vk group
http://vk.com/club36690152

Bug tracker
http://code.google.com/p/vk-switcher/issues/list