Provides a bunch of useful codecs as a Sublime Text plugin to allow you to work with:

• RFC 4648:
  • encode/decode base64 (standard and url safe)
  • encode/decode base32
  • encode/decode base16 (hex)
• RFC 1321:
  • MD5
• FIPS 180-2:
  • SHA-1
  • SHA-224
  • SHA-256
  • SHA-384
  • SHA-512
• RFC 3986 URL encoding (percent encoding):
  • URL encoding (classic)
  • URL encoding (new school plus instead of %20 method)
• RFC 1522:
  • encode/decode MIME quoted-printable
• Extensible Markup Language (XML) 1.0 (Fifth Edition):
  • escape/unescape character decoding
• RFC 4627:
  • JSON encoding/decode
  • JSON encoding with escaped Unicode

• Note that this plugin assumes that your file is UTF-8 encoded.

• Install Package Control https://sublime.wbond.net/installation
• Pull up the command palette (Shift+Super+P)
• Type Package Control: Install Package and press return key
• Type Codec and press return key
• Enjoy

• Copy a release from https://github.com/furikake/sublime-codec/releases
• Unzip files into ~/Library/Application\ Support/Sublime\ Text\ 3/Packages/Codec (or equivalent in Linux and Windows)

• Look in the selection menu
• Look in command palette under Codec (Shift+Super+P to bring up palette)
• Ctrl+Super+Y to base64 encode
• Shift+Super+Y to base64 decode