offline Snippet Manager

Question

I'm looking for a program to save snippet for future use, and with following requirements:

• Offline
  Some office are not allow to access internet or with limitation

• Portable
  I don't have admin right, which means I can't install anything.
  Moreover, for future, I can email whole stuff for backup.

• Have syntax highlight

• Can be categorize
  Having tag is a bonus

• Free to use in office
  I use it for personal, but it may count as commercial use in office, like PhraseExpress.

Answer 1

You can try Breevy

• Offline
• Portable
• Has categories

It doesn't have syntax highlight though.