This plugin converts the selected number in decimal, hexadecimal, binary or octal numeral systems and displays a popup that shows the result in all four (dec, hex, bin and oct) numeral systems.

basic - has minimal information:

extended - can convert numbers and supports additions:

tabled - backwards compatibility with @kalund :

• Pressing any digit of binary number makes it opposite of it's current value.
• Key binding is available for convert numeral system and swap endianness functions.

Displays buttons to swap endianness interpreting number as halfword (16 bits), word (32 bits) or doubleword (64 bits).

Displays selected number in hex format as IEEE 754:

• float (32 bits) if it is less or equal to 4 bytes length;
• double (64 bits) if it is less or equal to 8 bytes length.

Display buttons to shift the number left or right by one bit.

Clone this repository or download zip archive into the Sublime 3 package directory (you can find it in menu option Preferences -> Browse Packages...). Keep in mind that plugin folder name should be Display numbers.

You can setup this plugin settings or key bindings which can be edited in menu option Preferences -> Package Settings -> Display nums -> Settings or Key bindings accordingly. Or you can define project specific settings by adding "disnum." to the setting option, for example:

user settings file

{
    "plugin_mode": "extended"
}

project settings file

{
    "disnum.plugin_mode": "tabled"
}