PiliApp

This tool can measure width and height of any web page elements in pixels. Mouse drag to create a ruler. It like an online version of "Measureit" extension/addson, but no installation required.

programming utilities

Are you still using old "mailto:" HTML format?
It's useless because most of visitors don't have local mail client software.
Let's try a cool Email Link which has auto-copy feature.

blog

javascript bookmarklet buttons

utilities

Your browser can provide lots of useful information.

utilities

Show you the actual size image.

lifestyle utilities

This tool was inspired from this article which said facebook might defined good friends by using some algorithm.

lifestyle

An absolute Hong Kong MTR route map

travel

It provides a full list of symbol words with many categories which include star, love heart, smily, math, arrow, graphic and currency symbols. Click the symbol button will automatically copy to the clipboard.

utilities