HSV/CMYK conversion

browser information viewing

a online gadget that can view the current browser details for free

Equilateral triangle area calculator

Calculate the area of an equilateral triangle online

Count of breaths

Helps you calculate how many breaths you have taken since birth

Cat Age Calculator

This tool can convert the age of the cat to the age equivalent to human age

Square root calculation tool

online square root calculation tool

TV Flat Panel Best Viewing Distance Calculator

Calculate the best viewing distance from the display size of the TV or flat panel

Japanese traditional Color

List of traditional Japanese colors

Web safe colors of

CSS button online generation tool

Online visual debug button and generate CSS code

China Deposit Withdrawal Calculator

Bank of China Online deposit Withdrawal Rate Calculator

Chinese Date Uppercase Converter

Small tool for converting numeric dates to uppercase dates online

HTML/JSP Interconversion tool

online HTML code and JAVA code interconversion tool

Chinese ID card information query

Resident ID card, Hong Kong, Macao and Taiwan resident permit, foreigner permanent residence ID card parsing tool

Nine squares/multiple squares

A free tool to cut pictures into Twitter or moments multi-grid style pictures

Picture to Base64

online picture to Base64 tool

Online JSON to Cookie

Convert JSONS format data to Cookie data online

Blank line removed from online text

Online text removal blank line processing tool

Morse Code Converter

Morse Code online encoding and decoding tool

Ancient Chinese name generator

Generate various antique type names online

Online text sort

online text sorting tool

Hand speed test

Online test mouse click speed

SVG to Base64

Convert SVG image to Base64 format online

Online Websocket interface Test

a free online Websocket interface testing tool

Package compressed file online

Compress multiple local files into a zip zip package