Ayush

Pallab tagged me so now it's my turn to post my top 5 wishes

Firebug like Developer tools.
Menu/Toolbar editing(changing button action, changing toolbar positions etc..) in opera
UserJS improvements - userjs manager, run opera actions from userjs etc.
Tab grouping
Different context-menu for different buttons.

WinChanger

Friday, March 16, 2007 3:59:30 PM

hide windows, windows, winchanger, change ...

 -Move, Resize, Close, Kill Windows using - PID or ClassName or Window Title or the Active Window
 -Get Info of any window - Process Name, Title, Process ID, Max-Min state, Position, Size and Unique ID
 -Select a menu like File>Open in notepad or File>New>XX (any menu). 
 -Hide, Show, Disable, Enable, Minimize, Maximize and restore windows.
 -Set any window On Top (always on top).
 -Set Windows Transparency (on Win2k and XP only)
 -Change title of window, Send Keyboard keys to windows (e.g. [Right click>New >Folder] to explorer)
 -Hide, Show or Toggle titlebar of any window.
 -Change the state of CapsLock,NumLock and Scroll lock keys.
 -Open the normal Change Icon,Select Font or Select color Dialog

User JavaScripts

Sunday, December 31, 2006 11:34:37 AM

UserJS, ayush, google, linkify text ...

-User JS Index

--Snap Links UserJS
--Find/Replace in textareas
--Zoom images with mousewheel
--Remove It Permanently (RIP) - Opera UserJS
--Formatting tools(BBCode buttons) in Quick Reply
--Total Validator JS
--BugMeNot JS
--Google Translation in tooltip JS
--Make image-urls(plain text) to links+previews [v1.1]
--Open/Focus tab opener
--BreadCrumb URL
--Linkify Plain-Text Files[modified]

Shoutbox

SteelRealm
2013-03-10 20:55:13

Hi, is there any chance you could update this script? http://pastie.org/6445859
Mabdllselammhamed
2012-06-27 21:51:28

10q myoperastaf
Rafael B.A Obomanu
2011-12-31 22:34:06

Happy in some minute to new year.
Jason Ecaille
2011-10-13 18:18:32

google
Ahmetdin
2011-06-13 08:27:32

Hi all
ILoveMusic
2011-05-23 08:36:41

О_о

WebDev Tools

Opera Dragonfly
Debug JavaScript, inspect CSS and the DOM, and view any errors—Opera Dragonfly makes developing using Opera easier than ever, both on your computer and mobile phone.
Fiddler Web Debugger
Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet. Fiddler allows you to inspect all HTTP(S) traffic, set breakpoints, and "fiddle" with incoming or outgoing data.
IETester - IE 5.5/6/7/8 in tabs
IETester is a free WebBrowser that allows you to have the rendering and javascript engines of IE8 beta 1, IE7 IE 6 and IE5.5 on Vista and XP, as well as the installed IE in the same process.
IE NetRenderer
IE NetRenderer allows you to check how a website is rendered by Internet Explorer 7, 6 or 5.5, as seen from a high speed datacenter located in Germany. Just type in a URL in the field above and try it out.
Firebug - Web Development Evolved
Firebug integrates with Firefox to put a wealth of web development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page.
DebugBar - IE extension for web developer
DebugBar is an IE plug-in that brings you new powerful features: DOM Inspector, HTTP Inspector, Javascript Inspector and Console, HTML Validator and many more features.