Minify your HTML by removing all the unnecessary characters.
Minify your CSS by removing all the unnecessary characters.
Easily convert nibbles to terabits (Tbit).
Easily convert seconds to hours.
Easily convert bits (bit) to exabits (Ebit).
Easily convert PNG image files to ICO.
Make sure your passwords are good enough.
Convert your HEX color format to HSLA format.